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The revised paper states commonality only in sampled skilled groups and foregrounds method dependence and non-universality.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-008", "adjudication_outcome": "supported", "statement": "The temporal order of segment angular-velocity peaks is not, by itself, a measurement of mechanical energy transfer.", "classification": "mechanical_definition_and_limitation", "published_status": "supported", "audit_status": "supported_by_dimensional_and_balance_law_analysis", "evidence_qualifications": [ "external_source_registered" ], "evidence_tiers": [ "external_review_or_synthesis", "project_derivation_or_document" ], "source_independence": "single_independent_external_support", "model_tiers": [ "cross_tier_synthesis" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch01_introduction", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch01_introduction.qmd:17", "docs/research/proximal_distal_energy_transfer/chapters/_ch08_discussion.qmd:110", "docs/research/proximal_distal_energy_transfer/proximal_distal_energy_transfer.qmd:10", "docs/research/proximal_distal_energy_transfer/chapters/_ch09_conclusions.qmd:5" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd", "https://pubmed.ncbi.nlm.nih.gov/8505347/" ], "model_domain": "Rigid or deformable multibody systems for which energy transfer is evaluated through power/work or segment energy balances rather than peak-time order.", "uncertainty_boundary": "Peak order may correlate with transfer in a declared dataset; the claim only rejects identity and sufficiency.", "falsifier": "A valid general identity derives energy-transfer magnitude and direction uniquely from peak ordering without force, torque, displacement, or inertia information.", "adjudication": "Angular-velocity peak times do not contain the force and displacement information required by mechanical power or work. The distinction is retained as a methodological foundation rather than an empirical generalization.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-009", "adjudication_outcome": "supported", "statement": "In Nesbit and Serrano's four subject-specific inverse-dynamics models, the reported work partition was 68.7–72.2% for the trunk complex, 24.3–28% for shoulder and arm joints, and 3.3–3.8% for modeled leg joints.", "classification": "external_model_derived_quantitative_result", "published_status": "supported_with_model_partition_qualification", "audit_status": "source_values_checked_independent_recomputation_open", "evidence_qualifications": [ "external_source_registered", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "project_executable_or_generated" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "human_or_external_evidence" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:5", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:139" ], "evidence_artifacts": [ "https://www.jssm.org/volume04/iss4/cap/jssm-04-520.pdf", "https://pmc.ncbi.nlm.nih.gov/articles/PMC3899667/", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Four subject-specific golf swings analyzed with the authors' linked-segment inverse-dynamics model and joint-work partition.", "uncertainty_boundary": "Small sample, model-dependent partition, no population interval, and no implication that low leg-joint work means ground reaction or lower-limb mechanics are unimportant.", "falsifier": "The reported source values cannot be reproduced from the original tables and definitions, or materially change under the source's stated computation.", "adjudication": "The values are retained as results from four declared models. The superlative about completeness and the implication attached to the leg fraction were removed; causal or population-wide extrapolation is not supported.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-010", "adjudication_outcome": "supported", "statement": "In Ratchanavy and colleagues' 30-golfer pooled driver/7-iron analysis, a block containing two center-of-pressure factors and skill group explained 35.5% of clubhead-speed variance; adding trunk sequencing and a constructed impulse-related transfer-efficiency factor yielded 75.4%, with a significant indirect association through the transfer factor but no established causal pathway.", "classification": "external_cross_sectional_model_result", "published_status": "corrected_and_supported_with_causal_limitation", "audit_status": "open_access_full_text_checked_statistical_replication_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "cross_tier_synthesis", "human_or_external_evidence" ], "unresolved_replication_classes": [ "statistical_reanalysis_or_replication_open" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:21", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:126", "docs/research/proximal_distal_energy_transfer/chapters/_ch08_discussion.qmd:110" ], "evidence_artifacts": [ "https://www.frontiersin.org/journals/sports-and-active-living/articles/10.3389/fspor.2026.1790645/full", "https://doi.org/10.3389/fspor.2026.1790645", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Cross-sectional sample of 30 right-handed golfers, pooled driver and 7-iron swings, PCA-derived constructs, hierarchical regression, skill-group covariate, and bootstrap serial mediation.", "uncertainty_boundary": "Small sample relative to the upstream feature space, pooled clubs, constructed factors, observational mediation, model-selection uncertainty, and no longitudinal causal intervention.", "falsifier": "Participant-level out-of-sample replication fails, the indirect effect is unstable to reasonable factor/model choices, or prospective perturbation contradicts the proposed direction.", "adjudication": "The former text incorrectly called the 35.5% block foot-ground variables alone and presented mediation too mechanistically. The revised wording includes skill group, identifies the constructed factor, and rejects causal inference from the cross-sectional model.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-011", "adjudication_outcome": "supported", "statement": "Han and colleagues reported significant associations between selected golfer-ground force/moment parameters and maximum clubhead speed in 63 highly skilled male golfers with handicaps no greater than 3.", "classification": "external_empirical_association", "published_status": "supported_with_population_qualification", "audit_status": "original_abstract_checked", "evidence_qualifications": [ "abstract_or_record_only", "external_source_registered", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:21" ], "evidence_artifacts": [ "https://pubmed.ncbi.nlm.nih.gov/31042142/", "https://doi.org/10.1080/14763141.2019.1586983", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Cross-sectional optical motion capture and two-force-plate study of 63 highly skilled male golfers across driver, 5-iron, and pitching-wedge conditions.", "uncertainty_boundary": "Association only; male low-handicap population; selected peaks and club conditions; no causal intervention or energetic source attribution.", "falsifier": "A preregistered representative replication fails to reproduce the selected associations after multiplicity and confounder control.", "adjudication": "The source supports selected associations in the declared male skilled sample. The paper now avoids treating ground reactions as the energetic origin or these associations as causal.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-012", "adjudication_outcome": "supported", "statement": "Several sampled professional or highly skilled groups show higher segment-speed magnitudes or more repeatable timing than comparison groups, but gross proximal-to-distal order alone is not sufficient to identify skill or performance.", "classification": "external_empirical_synthesis", "published_status": "supported_with_heterogeneity_qualification", "audit_status": "provisional_original_source_matrix_incomplete", "evidence_qualifications": [ "external_source_registered", "independent_followup_open" ], "evidence_tiers": [ "external_empirical_human" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "human_or_external_evidence" ], "unresolved_replication_classes": [ "systematic_review_open" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:59", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:126", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:96" ], "evidence_artifacts": [ "https://www.researchgate.net/publication/252236426", "https://doi.org/10.1055/s-2008-1038732", "https://doi.org/10.1177/17479541261429479" ], "model_domain": "Heterogeneous observational comparisons of selected professional, elite, amateur, and recreational golfer samples with study-specific kinematic definitions.", "uncertainty_boundary": "Not a meta-analytic population effect; access to several full texts and a study-by-study bias matrix remain open.", "falsifier": "A preregistered common-pipeline synthesis shows no reliable magnitude or repeatability differences, or peak order alone predicts skill robustly after held-out validation.", "adjudication": "The synthesis was narrowed from a categorical statement about skilled golfers to observations in sampled groups. Full original-source and risk-of-bias review remains required before a final synthesis status.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-013", "adjudication_outcome": "supported", "statement": "In Anderson, Wright, and Stefanyshyn's 45-male-scratch-golfer analysis, peak total kinetic-energy magnitudes increased from hips to club, while hips, torso, and arms peaked at approximately the same normalized time and only the club peaked significantly later.", "classification": "external_empirical_model_derived_result", "published_status": "corrected_and_supported_with_timing_qualification", "audit_status": "original_abstract_and_book_record_checked_full_reanalysis_open", "evidence_qualifications": [ "abstract_or_record_only", "external_source_registered", "independent_followup_open", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence" ], "unresolved_replication_classes": [ "full_text_or_original_source_open", "statistical_reanalysis_or_replication_open" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:42", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:139" ], "evidence_artifacts": [ "https://doi.org/10.1007/978-0-387-46050-5_30", "https://www.researchgate.net/publication/226339824_Segmental_Sequencing_of_Kinetic_Energy_in_the_Golf_Swing", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Driver swings from 45 male scratch golfers represented by a four-linked-group kinematic model with translational, remote rotational, and local rotational kinetic energy.", "uncertainty_boundary": "Group-aggregated male scratch-golfer result; segment kinetic-energy peaks do not identify intersegment power flow, and full independent reconstruction from raw trajectories is unavailable.", "falsifier": "The original tables or a faithful reconstruction do not show the stated magnitude and timing patterns, or individual-level data show the group statement is an averaging artifact.", "adjudication": "The prior paper wording incorrectly treated this study as evidence of proximal-to-distal kinetic-energy timing. The original abstract supports only distal amplification of peak magnitude and explicitly reports nonsequential timing.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-014", "adjudication_outcome": "supported", "statement": "Kenny and colleagues' subject-specific driver and 7-iron simulations used one elite male golfer and produced peak kinetic-energy timing in the order arms, hips, torso, club, despite proximal-to-distal increases in peak magnitude.", "classification": "external_single_subject_model_result", "published_status": "corrected_and_supported_with_single_subject_qualification", "audit_status": "original_full_text_checked_independent_reimplementation_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:42", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:139" ], "evidence_artifacts": [ "https://doi.org/10.1007/s12283-008-0005-0", "https://people.stfx.ca/smackenz/Courses/DirectedStudy/Articles/Kenny%202008%20Segmental%20sequencing%20of%20kinetic%20energy%20in%20a%20computer-simulated.pdf", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "One 25-year-old elite male golfer (+1 handicap), representative driver and 7-iron trials, and a subject-specific 19-segment, 42-DOF, 111-muscle computer model driven through inverse and forward dynamics.", "uncertainty_boundary": "Single-subject, representative-trial, model-dependent result; no population inference, direct intersegment energy-flow measurement, or independent implementation.", "falsifier": "The original tables do not yield arms-hips-torso-club peak timing, or a faithful reimplementation under the declared model produces a materially different order.", "adjudication": "The full article directly contradicts a simple proximal-to-distal peak-timing account while supporting proximal-to-distal peak-magnitude amplification in this one model.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-015", "adjudication_outcome": "supported", "statement": "Myers and colleagues found moderate associations (reported r at least 0.50) between selected torso-pelvis variables and ball velocity in 100 recreational golfers.", "classification": "external_empirical_association", "published_status": "supported_with_sample_and_association_qualification", "audit_status": "original_abstract_checked", "evidence_qualifications": [ "abstract_or_record_only", "external_source_registered", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:79" ], "evidence_artifacts": [ "https://pubmed.ncbi.nlm.nih.gov/17852693/", "https://doi.org/10.1080/02640410701373543", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Cross-sectional biomechanical driver analysis of 100 recreational golfers using their own drivers and launch-monitor ball velocity.", "uncertainty_boundary": "Selected correlations and group contrasts; no causal intervention, out-of-sample prediction, or universal X-factor prescription.", "falsifier": "A faithful source check fails to reproduce the reported associations or a preregistered representative replication finds no material association.", "adjudication": "The source supports moderate sample-specific associations. The paper now avoids converting those associations into a causal or universal performance rule.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-016", "adjudication_outcome": "supported", "statement": "Chu, Sell, and Lephart's four event-specific stepwise regression models in 308 golfers accounted for 43.7% to 73.5% of in-sample ball-velocity variance.", "classification": "external_cross_sectional_regression_result", "published_status": "supported_with_in_sample_qualification", "audit_status": "original_full_text_checked_external_validation_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "finite_ground_or_base", "human_or_external_evidence" ], "unresolved_replication_classes": [ "external_validation_open" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:79" ], "evidence_artifacts": [ "https://doi.org/10.1080/02640414.2010.507249", "https://people.stfx.ca/smackenz/courses/hk396/handouts/Chu%202010%20The%20relationship%20between%20biomechanical%20variables%20and%20driving%20performance.pdf", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Stepwise linear regressions of kinematic and ground-reaction variables at four swing events in a heterogeneous sample of 308 golfers.", "uncertainty_boundary": "In-sample explained variance after stepwise selection; participant-level held-out accuracy, shrinkage, causal effects, and population transport are unreported.", "falsifier": "The original regression tables do not report the stated range or participant-level external validation shows materially weaker prediction.", "adjudication": "The numerical range is supported, but it is now identified as in-sample variance rather than validated predictive performance or causal explanation.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-017", "adjudication_outcome": "supported", "statement": "Joyce and colleagues' regressions in 15 low-handicap male golfers associated trunk variables with clubhead speed and explained 33.7% to 66.7% of variance across driver and five-iron models.", "classification": "external_small_sample_regression_result", "published_status": "supported_with_sample_and_in_sample_qualification", "audit_status": "publisher_abstract_checked_full_statistical_replication_open", "evidence_qualifications": [ "abstract_or_record_only", "external_source_registered", "independent_followup_open", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence" ], "unresolved_replication_classes": [ "statistical_reanalysis_or_replication_open" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:79" ], "evidence_artifacts": [ "https://doi.org/10.1080/14763141.2012.728244", "https://www.tandfonline.com/doi/abs/10.1080/14763141.2012.728244", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Cross-sectional motion-capture and launch-monitor study of 15 low-handicap male golfers using driver and five-iron.", "uncertainty_boundary": "Small male low-handicap sample, multiple regressions, no held-out validation, and no causal intervention.", "falsifier": "The original source values differ or a preregistered replication does not reproduce the associations under matched definitions.", "adjudication": "The source supports sample-specific regression associations, not a general causal rule for torso-pelvis strategy.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-018", "adjudication_outcome": "supported", "statement": "Kwon and colleagues found that three valid X-factor computation methods produced significantly different values and that the resulting X-factor parameters were not directly associated with maximum clubhead velocity in 18 skilled male golfers.", "classification": "external_method_comparison_and_null_association", "published_status": "supported", "audit_status": "publisher_abstract_checked", "evidence_qualifications": [ "abstract_or_record_only", "external_source_registered", "project_executable_or_data" ], "evidence_tiers": [ "external_methods_or_measurement", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:79" ], "evidence_artifacts": [ "https://doi.org/10.1080/14763141.2013.771896", "https://www.tandfonline.com/doi/abs/10.1080/14763141.2013.771896", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Five driver trials from each of 18 skilled male golfers, optical motion capture at 250 Hz, two plane-based and one Cardan-rotation X-factor method.", "uncertainty_boundary": "Small skilled-male sample and selected definitions; a null direct correlation does not exclude nonlinear, conditional, or within-player effects.", "falsifier": "The publisher record or original tables do not show method differences and null direct associations, or a matched preregistered replication consistently contradicts them.", "adjudication": "This study directly limits use of X-factor as a definition-invariant performance metric. The missing DOI was restored in the bibliography.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-019", "adjudication_outcome": "supported", "statement": "Neal and colleagues found no significant difference in contiguous-segment peak-speed lags between player-rated well-timed and mistimed shots from 25 highly skilled amateur golfers.", "classification": "external_within_player_null_comparison", "published_status": "supported_with_measurement_limitation", "audit_status": "original_article_and_publisher_record_checked", "evidence_qualifications": [ "external_source_registered", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:106" ], "evidence_artifacts": [ "https://doi.org/10.1260/174795407789705497", "https://journals.sagepub.com/doi/10.1260/174795407789705497", "https://people.stfx.ca/smackenz/Courses/DirectedStudy/Articles/Neal%202007%20Body%20Segment%20Sequencing%20and%20Timing%20in%20Golf.pdf", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Approximately 20 driver shots per player from 25 highly skilled amateurs, five-segment three-dimensional kinematics, player-rated timing, shot distance, and lateral error.", "uncertainty_boundary": "The study did not measure pre-impact clubhead state or impact location; a null result for peak-speed lags does not establish what subjective timing represents.", "falsifier": "The original analysis reports a significant well-timed versus mistimed peak-lag difference or a matched replication consistently identifies such a difference.", "adjudication": "The result limits the tested five-segment peak-lag measure; the paper no longer infers that subjective timing necessarily resides in an unmeasured mechanism.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-020", "adjudication_outcome": "supported", "statement": "Marsan and colleagues applied seven angular-velocity component methods to driver swings from 13 golfers and obtained nearly as many kinematic-sequence classifications as methods for each golfer.", "classification": "external_within_data_method_sensitivity", "published_status": "supported", "audit_status": "original_article_metadata_and_method_result_checked", "evidence_qualifications": [ "external_source_registered", "project_executable_or_data" ], "evidence_tiers": [ "external_methods_or_measurement", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:118" ], "evidence_artifacts": [ "https://pubmed.ncbi.nlm.nih.gov/31741482/", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Driver swings from 13 golfers reprocessed using seven angular-velocity component definitions.", "uncertainty_boundary": "One sample and a finite method set; does not quantify all preprocessing, filtering, coordinate, or population sources of variability.", "falsifier": "The original method-by-golfer results do not show the stated classification sensitivity or a faithful reanalysis yields method-invariant order.", "adjudication": "The study supports explicit method dependence. Cross-study peak-order comparisons are therefore conditional on matched computational definitions.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-021", "adjudication_outcome": "supported", "statement": "The cited observational and model studies do not establish a dominant causal human energy-transfer pathway or show that early distal transfer causes amateur casting.", "classification": "evidence_boundary_and_untested_causal_hypothesis", "published_status": "causal_claim_withheld", "audit_status": "supported_as_nonidentifiability_and_evidence_scope_boundary", "evidence_qualifications": [ "hypothesis_or_prospective_protocol" ], "evidence_tiers": [ "project_derivation_or_document" ], "source_independence": "project_only", "model_tiers": [ "declared_model_tier_unclassified" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_evidence", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd:139" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_evidence.qmd", "docs/research/proximal_distal_energy_transfer/EXPERIMENTAL_FALSIFICATION_PROTOCOL.md" ], "model_domain": "Current external observational studies, inverse-dynamics partitions, and repository reduced-model experiments considered together.", "uncertainty_boundary": "Absence of causal identification is not evidence that the proposed delayed-handoff mechanism is false; the mechanism remains testable and model-conditional.", "falsifier": "A preregistered intervention with complete club, hand-wrench, body, and impact measurements isolates early distal transfer as the dominant pathway and establishes its causal role in casting.", "adjudication": "The former synthesis overreached from model feasibility and heterogeneous associations. The revised text preserves the hypothesis while withholding dominant-pathway and casting-causation claims.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-022", "adjudication_outcome": "supported", "statement": "Pickering and Vickers' driven fixed-hub double-pendulum sweep found higher impact clubhead velocity with later release and minimum golfer-supplied energy for natural release.", "classification": "external_computational_model_result", "published_status": "supported_with_model_and_estimand_qualification", "audit_status": "publisher_abstract_checked_full_reimplementation_open", "evidence_qualifications": [ "abstract_or_record_only", "external_source_registered", "independent_followup_open" ], "evidence_tiers": [ "external_modeling_or_simulation" ], "source_independence": "single_independent_external_support", "model_tiers": [ "cross_tier_synthesis", "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:151", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:203", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:274", "docs/research/proximal_distal_energy_transfer/chapters/_ch04_counterfactuals.qmd:22", "docs/research/proximal_distal_energy_transfer/chapters/_ch01_introduction.qmd:41" ], "evidence_artifacts": [ "https://doi.org/10.1046/j.1460-2687.1999.00028.x", "https://onlinelibrary.wiley.com/doi/abs/10.1046/j.1460-2687.1999.00028.x" ], "model_domain": "Driven planar fixed-hub double pendulum evaluated over a range of release angles, with release defined as the wrist joint becoming free and ball contact evaluated at a declared downswing location.", "uncertainty_boundary": "The publisher abstract does not expose the full parameter grid or numerical sensitivity; no human intervention, moving hub, flexible shaft, bilateral hand model, or population inference is established.", "falsifier": "A faithful reimplementation of the published equations and parameters fails to reproduce the reported monotonic delayed-release result or natural-release energy minimum.", "adjudication": "The primary publisher abstract supports both findings within the declared model. The manuscript now rejects the former universal 'strictly inferior' extrapolation.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-023", "adjudication_outcome": "supported", "statement": "Sprigings and Neal's three-segment simulation reported an approximately 9 percent clubhead-speed gain when an active wrist-torque generator was enabled late rather than disabled, with optimum activation near 30 degrees below horizontal and strong dependence on torque-profile shape.", "classification": "external_actuator_bounded_simulation_result", "published_status": "corrected_and_supported_with_model_qualification", "audit_status": "primary_publisher_record_checked_independent_reimplementation_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "project_executable_or_data" ], "evidence_tiers": [ "external_modeling_or_simulation", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:161", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:203", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:274", "docs/research/proximal_distal_energy_transfer/chapters/_ch04_counterfactuals.qmd:22" ], "evidence_artifacts": [ "https://doi.org/10.1123/jab.16.4.356", "https://journals.humankinetics.com/view/journals/jab/16/4/article-p356.xml", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Planar three-segment torso-left-arm-club simulation with activation and force-velocity-constrained torque generators, comparing wrist generator enabled and disabled conditions under the authors' optimization and impact constraints.", "uncertainty_boundary": "The contrast is not a forced-release-delay effect, human treatment effect, or reusable timing prescription; the source explicitly states timing sensitivity to torque-profile shape.", "falsifier": "The original simulations or a faithful reimplementation do not yield the reported enabled-versus-disabled contrast and activation region.", "adjudication": "The manuscript's former approximately 4 percent value was incorrect. The primary publisher record reports approximately 9 percent and explicitly conditions optimum timing on the torque profile.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-024", "adjudication_outcome": "supported", "statement": "Sprigings and MacKenzie's optimized three-segment model produced 44.7 m/s with a 50 ms actively resisted delay plus post-release wrist torque, 44.0 m/s without the forced delay, and 38.9 m/s when post-release wrist torque was removed after the delay.", "classification": "external_model_derived_quantitative_result", "published_status": "supported_with_separated_contrasts", "audit_status": "original_full_text_checked_independent_reimplementation_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked", "project_executable_or_data" ], "evidence_tiers": [ "external_modeling_or_simulation", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "compliant_shaft", "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:161", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:203", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:274", "docs/research/proximal_distal_energy_transfer/chapters/_ch04_counterfactuals.qmd:22" ], "evidence_artifacts": [ "https://doi.org/10.1046/j.1460-2687.2002.00094.x", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Planar torso-arm-club model with activation-rate and force-velocity-constrained torque generators, Powell optimization, a vertical-shaft impact constraint, and three declared simulation conditions.", "uncertainty_boundary": "The forced-delay benefit is 1.6 percent in this model and is distinct from the much larger post-release torque ablation; the model omitted legs, torso translation, right-arm extension, and forearm long-axis rotation.", "falsifier": "The original result tables or a faithful reconstruction fail to reproduce 44.7, 44.0, and 38.9 m/s under the three declared conditions.", "adjudication": "Full-text methods and results were checked. The revised paper no longer merges the small forced-delay effect with the active-wrist-torque contribution.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-025", "adjudication_outcome": "supported", "statement": "White's undriven double-pendulum model demonstrates geometry-mediated redistribution of kinetic energy, while his driven constant-shoulder-torque sensitivity model gives a second-order release-timing effect and decreasing predicted distance with increasing constant positive wrist torque.", "classification": "external_analytical_and_computational_model_result", "published_status": "corrected_and_supported_with_internal_model_distinction", "audit_status": "original_full_text_checked_independent_reimplementation_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked" ], "evidence_tiers": [ "external_empirical_human" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:151", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:176", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:203", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:274", "docs/research/proximal_distal_energy_transfer/chapters/_ch04_counterfactuals.qmd:22" ], "evidence_artifacts": [ "https://doi.org/10.1119/1.2346688", "https://waddengolfacademy.com/biomechanics/White%202006%20On%20the%20efficiency%20of%20the%20golf%20swing.pdf" ], "model_domain": "Undriven point-mass double pendulum for analytical transfer and a driven planar rigid-link double pendulum with constant shoulder torque for parameter sensitivity.", "uncertainty_boundary": "The passive analysis is not an estimate of human joint-force power, and the driven sensitivity result depends on downswing angle, impact-at-peak-speed, constant torque, rigid links, and a fixed hub.", "falsifier": "The analytical conservation result fails under the published assumptions or faithful reproduction of the driven sensitivity curves does not show the reported release-timing and wrist-torque behavior.", "adjudication": "The former consensus synthesis cited White in the opposite direction from part of White's driven-model result. The revised paper exposes the disagreement and preserves the passive-transfer result within its proper domain.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-026", "adjudication_outcome": "supported", "statement": "Miura's prescribed moving-pivot and modified double-link models predict that an inward hub pull near impact can increase clubhead kinetic energy and velocity when the modeled centrifugal force is developed.", "classification": "external_analytical_and_emulation_model_result", "published_status": "supported_with_prescribed_geometry_qualification", "audit_status": "publisher_abstract_and_original_full_text_checked", "evidence_qualifications": [ "external_source_registered", "original_full_text_checked" ], "evidence_tiers": [ "external_empirical_human" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:176" ], "evidence_artifacts": [ "https://doi.org/10.1046/j.1460-2687.2001.00071.x", "https://people.stfx.ca/smackenz/Courses/DirectedStudy/Articles/Miura%202001%20Parametric%20acceleration%20effect%20of%20inward%20pull.pdf" ], "model_domain": "Analytical moving-pivot mass model and prescribed modified planar double-link golf-swing emulation without direct human force intervention.", "uncertainty_boundary": "The study motivates a mechanism but does not isolate its magnitude in measured golfers, establish optimal pull timing, or identify the anatomical action that produces the hub motion.", "falsifier": "A faithful solution of the published equations and emulation does not produce the stated energy and velocity increase under the declared inward-pull condition.", "adjudication": "The source supports a model prediction. The manuscript now avoids presenting it as a measured human energy-transfer mechanism.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-027", "adjudication_outcome": "supported", "statement": "Nesbit and McGinnis found non-circular hand paths with a common three-phase radius pattern and substantial geometric differences in one selected driver swing from each of four diverse amateur golfers.", "classification": "external_small_sample_kinematic_and_model_result", "published_status": "supported_with_sample_and_selection_qualification", "audit_status": "original_full_text_checked", "evidence_qualifications": [ "external_source_registered", "original_full_text_checked" ], "evidence_tiers": [ "external_empirical_human" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:176" ], "evidence_artifacts": [ "https://www.jssm.org/volume08/iss2/cap/jssm-08-235.pdf" ], "model_domain": "One participant-selected representative driver swing from three male and one female right-handed amateur golfers with handicaps 0, 5, 13, and 18, mapped to a planar rigid-club inverse model.", "uncertainty_boundary": "Four selected swings, no population interval, planar mapping, numerical differentiation, and participant selection of the analyzed trial.", "falsifier": "The original trajectories do not show the reported non-circular and three-phase features or a faithful reanalysis shows they arise from processing choices.", "adjudication": "The full paper supports the small-sample geometric observation. The revised text reports the exact sample structure and no longer generalizes it to skilled golfers broadly.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-028", "adjudication_outcome": "supported", "statement": "Nesbit and McGinnis' two-dimensional constrained optimization predicted higher impact clubhead speed for four subjects through combined hand-path and club-angular-trajectory changes within each subject's modeled kinetic limits, with subject-dependent changes and limiting quantities.", "classification": "external_subject_specific_optimization_result", "published_status": "supported_with_model_and_subject_qualification", "audit_status": "open_access_full_text_checked_independent_reimplementation_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked" ], "evidence_tiers": [ "external_modeling_or_simulation" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:176" ], "evidence_artifacts": [ "https://www.jssm.org/volume13/iss4/cap/jssm-13-859.pdf", "https://pubmed.ncbi.nlm.nih.gov/25435779/" ], "model_domain": "Four subject-specific prescribed two-dimensional club and hub trajectories optimized within force, torque, work, and power maxima derived from each subject's analyzed swing.", "uncertainty_boundary": "The optimization altered hand path and club angular trajectory jointly, so it does not isolate inward pull; constraints came from selected subject swings and do not represent physiological feasibility distributions.", "falsifier": "Faithful reconstruction fails to improve impact speed within the stated constraints or separated interventions show the attributed hub-path contribution is absent.", "adjudication": "The source supports subject-specific joint trajectory optimization, not a universal inward-pull prescription. The revised text keeps the intervention components and limitations explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-029", "adjudication_outcome": "supported", "statement": "Sharp's parameterized arm-club optimization produced a near-optimal program with an early negative wrist torque that switched positive before impact, while the paper explicitly identified fixed-hub, kinematic-fit, and historical-data limitations.", "classification": "external_optimization_model_result", "published_status": "supported_with_model_limitation", "audit_status": "original_full_text_checked_independent_reimplementation_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked" ], "evidence_tiers": [ "external_modeling_or_simulation" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:203", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:274", "docs/research/proximal_distal_energy_transfer/chapters/_ch04_counterfactuals.qmd:22" ], "evidence_artifacts": [ "https://doi.org/10.1098/rspa.2008.0304", "https://people.stfx.ca/smackenz/courses/DirectedStudy/Articles/Sharp%202008%20Mechanics%20of%20golf.pdf" ], "model_domain": "Parameterized planar fixed-hub arm-club and shoulder-arm-club models fitted to sparse historical expert trajectories and optimized within declared torque bounds and impact geometry.", "uncertainty_boundary": "A near-optimal program in this model is not a unique global optimum, measured human torque strategy, muscle command, or validation of the same program in a moving-base spatial model.", "falsifier": "A faithful reconstruction does not yield the negative-to-positive wrist-torque switch or the ordering disappears under a preregistered broader admissible control family.", "adjudication": "The primary paper supports the model program and also supplies its limitations. The revised manuscript uses Sharp as model-conditional evidence rather than proof of a human universal strategy.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-12" }, { "claim_id": "PD-CLAIM-030", "adjudication_outcome": "supported", "statement": "Lampsa parameterized and constrained a generalized swing model using film of his own swing, compared computed and actual torques, and used steepest ascent to search for drive-distance-maximizing controls; the publisher record establishes necessary conditions and a numerical search rather than a unique global optimum.", "classification": "external_optimal_control_model_result", "published_status": "corrected_and_supported_with_optimality_qualification", "audit_status": "publisher_record_and_later_full_text_reproduction_checked", "evidence_qualifications": [ "external_source_registered", "original_full_text_checked" ], "evidence_tiers": [ "external_empirical_human", "external_modeling_or_simulation" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:286", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:317" ], "evidence_artifacts": [ "https://doi.org/10.1115/1.3426951", "https://api.crossref.org/works/10.1115/1.3426951", "https://doi.org/10.1098/rspa.2008.0304" ], "model_domain": "Film-parameterized generalized two-link swing with penalty constraints, variational necessary conditions, and a steepest-ascent numerical search.", "uncertainty_boundary": "The accessible publisher record does not establish uniqueness or global convergence; Sharp's later reconstruction reported materially different timing and a faster admissible program.", "falsifier": "The publisher record does not contain the stated film parameterization, actual-versus-computed torque comparison, steepest-ascent search, and sensitivity analysis, or a faithful modern reconstruction proves a unique global solution with the published controls.", "adjudication": "The former text treated a historical numerical optimum as evidence that a measured human swing was suboptimal. The revised text preserves the optimization contribution while removing that unsupported inference and exposing the later reproduction disagreement.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-031", "adjudication_outcome": "supported", "statement": "MacKenzie and Sprigings' optimized four-degree-of-freedom spatial forward model produced 41.9 m/s impact speed with torque-generator activations at approximately 0, 0.07, 0.16, and 0.17 s for torso, shoulder, wrist ulnar deviation, and lead-arm external rotation, respectively.", "classification": "external_spatial_forward_optimization_result", "published_status": "supported_with_validation_and_model_qualification", "audit_status": "author_full_text_checked_independent_reimplementation_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked", "project_executable_or_data" ], "evidence_tiers": [ "external_modeling_or_simulation", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "compliant_shaft", "human_or_external_evidence", "planar_reduced", "spatial_reduced" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:299", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:317" ], "evidence_artifacts": [ "https://doi.org/10.1007/s12283-009-0020-9", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Four human degrees of freedom with parametric muscle-torque generators and a flexible segmented shaft, fitted and compared with one participant before a separate impact-speed optimization.", "uncertainty_boundary": "Validation used six accepted drives from one 3-handicap male and one 2-D camera; the model omitted lower-body energy and a trail arm, and the optimized speed was approximately 7 m/s below the professional comparison cited in the paper.", "falsifier": "The original result figures and text do not report the 41.9 m/s speed and stated activation sequence, or a faithful reconstruction does not reproduce them under the declared model and objective.", "adjudication": "The primary paper supports a late wrist and lead-arm activation pattern in this model. It does not support the manuscript's former collective claim that all later spatial optimizers generated expert-like speeds or one common distal program.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-032", "adjudication_outcome": "supported", "statement": "Balzerson, Banerjee and McPhee's carry-optimized four-degree-of-freedom model produced 41.5 m/s impact speed and 196 m carry, with wrist activation at approximately 0.11 to 0.12 s and forearm activation at approximately 0.14 to 0.17 s.", "classification": "external_spatial_forward_carry_optimization_result", "published_status": "supported_with_objective_and_omission_qualification", "audit_status": "institutional_full_text_checked_independent_reimplementation_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked", "project_executable_or_data" ], "evidence_tiers": [ "external_modeling_or_simulation", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "compliant_shaft", "human_or_external_evidence", "planar_reduced", "spatial_reduced" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:299", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:317" ], "evidence_artifacts": [ "https://doi.org/10.1007/s12283-016-0197-7", "https://uwspace.uwaterloo.ca/items/812277fb-2d1b-47b9-ba6d-8b25392c120f", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Four-degree-of-freedom torso, lead-arm, and lead-hand model with parametric joint torque generators, a continuous Rayleigh-beam shaft, impulse-momentum impact, and aerodynamic ball flight.", "uncertainty_boundary": "The model omitted the lower body and trail arm, explicitly assumed negligible trail-arm power, and treated pelvis rotation as unnecessary for its club-design objective rather than testing that assumption for whole-body power attribution.", "falsifier": "The institutional full text does not report 41.5 m/s, 196 m, and the stated timing intervals, or a faithful reconstruction does not reproduce them under the declared model and objective.", "adjudication": "The source supports a late wrist and forearm activation pattern in a club-design-oriented model. The revised paper states the omitted-body assumptions and avoids generalizing the result to whole-body biological coordination.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-033", "adjudication_outcome": "supported", "statement": "McNally and McPhee's six-degree-of-freedom carry optimization produced 164 km/h clubhead speed and 257 yd carry, but initiated torso motion before pelvis motion and left the measured elite-golfer grip-kinematic standard-deviation bands during some swing phases.", "classification": "external_spatial_forward_carry_optimization_result", "published_status": "supported_with_author_identified_counterevidence", "audit_status": "open_access_full_text_checked_independent_reimplementation_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked", "project_executable_or_data" ], "evidence_tiers": [ "external_modeling_or_simulation", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "compliant_shaft", "human_or_external_evidence", "planar_reduced", "spatial_reduced" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:299", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:317" ], "evidence_artifacts": [ "https://doi.org/10.3390/proceedings2060243", "https://www.mdpi.com/2504-3900/2/6/243", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Six-degree-of-freedom golfer with pelvis and two-axis shoulder motion, 12 backswing and downswing torque generators, flexible shaft, volumetric contact, and aerodynamic ball flight optimized for carry.", "uncertainty_boundary": "The optimized pelvis-torso onset ordering contradicted the observed sequence cited by the authors; late simulated grip discrepancies were partly associated with an extreme forward and high tee position selected by the optimization.", "falsifier": "The open full text does not report the stated speed, carry, onset-order contradiction, and grip-kinematic discrepancies, or a faithful reconstruction satisfying the declared constraints yields materially different results.", "adjudication": "The former manuscript classified this solution as expert-like based largely on speed. The revised account includes the source's own kinematic counterevidence and treats performance and biological fidelity as separate validation dimensions.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-034", "adjudication_outcome": "supported", "statement": "The reviewed golf optimizers use non-equivalent state spaces, control parameterizations, omitted degrees of freedom, impact definitions, and speed or carry objectives, so their timing programs cannot be treated as repeated estimates of one universal distal-control strategy.", "classification": "cross_source_methodological_synthesis", "published_status": "supported_by_source_level_design_contrast", "audit_status": "four_primary_sources_and_one_primary_reproduction_checked", "evidence_qualifications": [ "external_source_registered" ], "evidence_tiers": [ "external_empirical_human", "external_modeling_or_simulation" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "planar_reduced", "spatial_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:299", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:322" ], "evidence_artifacts": [ "https://doi.org/10.1115/1.3426951", "https://doi.org/10.1007/s12283-009-0020-9", "https://doi.org/10.1007/s12283-016-0197-7", "https://doi.org/10.3390/proceedings2060243", "https://doi.org/10.1098/rspa.2008.0304" ], "model_domain": "Cross-source comparison of historical planar optimal control, spatial impact-speed optimization, spatial carry optimization, and a later six-degree-of-freedom full-swing carry optimization.", "uncertainty_boundary": "The synthesis establishes non-equivalence of the published estimands; it does not determine which model is most predictive of a population or which strategy a person should use.", "falsifier": "A harmonized preregistered reoptimization demonstrates invariant distal timing and effect size across the reviewed state spaces, objectives, and omitted-degree-of-freedom variants.", "adjudication": "The source-level design matrix contradicts the former collective wording. The revised paper treats common late activations as hypotheses for harmonized testing rather than replicated estimates of one biological optimum.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-035", "adjudication_outcome": "supported", "statement": "In an articulated rigid-body model, generalized torque can induce acceleration in other coordinates through nonzero entries of the inverse inertia matrix, but the pathway depends on coordinates, inertial parameters, constraints, and configuration and can vanish under symmetry or decoupling.", "classification": "definition_or_mathematical_identity", "published_status": "corrected_and_supported_with_nonzero_coupling_condition", "audit_status": "formal_identity_and_primary_method_source_checked", "evidence_qualifications": [ "external_source_registered" ], "evidence_tiers": [ "bibliographic_record", "external_empirical_human", "external_modeling_or_simulation" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "articulated_spatial", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:22", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:400" ], "evidence_artifacts": [ "https://doi.org/10.1123/ijsb.5.4.403", "https://doi.org/10.1123/ijsb.5.4.420", "docs/research/proximal_distal_energy_transfer/references.bib#featherstone2008" ], "model_domain": "Finite-dimensional articulated rigid-body coordinates with a nonsingular inertia matrix; cross-coordinate response is read from the relevant entries of M inverse.", "uncertainty_boundary": "The identity does not determine whether a particular pathway is practically large and does not include contact-mode changes, algebraic constraints, or actuator dynamics unless those are added to the equations.", "falsifier": "The declared equations have a zero inverse-inertia pathway while the manuscript attributes nonzero cross-coordinate acceleration to that torque, or independent symbolic evaluation contradicts the stated response.", "adjudication": "The former manuscript said every torque accelerates every joint. The corrected statement preserves induced-acceleration mechanics while making the nonzero-coupling condition and model dependence explicit. External-source qualification replaced an unresolvable DOI-like identifier with the actual Feltner two-segment interaction records.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-14" }, { "claim_id": "PD-CLAIM-036", "adjudication_outcome": "supported", "statement": "For an unconstrained manipulator equation M(q) qdd = tau - b(q, qdot) in which b is independent of the current applied torque, acceleration separates exactly into drift -M inverse b and control M inverse tau.", "classification": "definition_or_mathematical_identity", "published_status": "supported_for_declared_unconstrained_model_class", "audit_status": "algebraically_checked_and_numerically_regression_tested", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "bibliographic_record", "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:35", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:42" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd#eq-affine-split", "tests/unit/research/test_proximal_distal_energy.py", "docs/research/proximal_distal_energy_transfer/references.bib#featherstone2008" ], "model_domain": "Unconstrained finite-dimensional manipulator dynamics with nonsingular M and generalized torque entering linearly at the evaluated state.", "uncertainty_boundary": "Closed-loop constraints, unilateral contact, torque-dependent bias terms, activation dynamics, and neural-command-to-torque dynamics are outside the identity unless represented in an augmented state or constrained equation.", "falsifier": "The implementation fails drift plus control closure at the declared tolerance or b changes with current applied torque under the model claimed to satisfy this identity.", "adjudication": "The split is exact within its assumptions. The paper now rejects direct transport of the identity to neural drive or constrained attribution when contacts and actuator states are omitted.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-037", "adjudication_outcome": "supported", "statement": "Bunn presented summation of speed as a coaching principle for sequential high-endpoint-speed motion; its use here is a historical heuristic rather than empirical evidence for a universal timing law.", "classification": "historical_coaching_proposition", "published_status": "supported_as_attributed_heuristic_not_empirical_law", "audit_status": "bibliographic_record_checked_original_page_verification_open", "evidence_qualifications": [ "declared_internal_review" ], "evidence_tiers": [ "bibliographic_record" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:51", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:124" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/references.bib#bunn1972" ], "model_domain": "Historical coaching text and qualitative movement principle.", "uncertainty_boundary": "No study sample, measured effect, task-general confidence interval, or causal intervention is supplied by the coaching source.", "falsifier": "The original book does not contain the attributed principle or the manuscript presents it as empirical validation rather than a historical coaching proposition.", "adjudication": "The source type is now explicit. Original-page verification remains open, so the audit does not count this as completed external empirical evidence.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-038", "adjudication_outcome": "supported", "statement": "Milburn's double-pendulum analysis reported that delaying wrist uncocking allowed greater arm acceleration and allowed club acceleration to be summed with the existing maximum angular acceleration of the proximal segment.", "classification": "external_analytical_model_result", "published_status": "supported_with_double_pendulum_qualification", "audit_status": "primary_abstract_and_doi_record_checked_full_text_reimplementation_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked" ], "evidence_tiers": [ "external_empirical_human" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:51", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:124" ], "evidence_artifacts": [ "https://doi.org/10.1249/00005768-198201000-00012" ], "model_domain": "Planar golf-downswing double pendulum pivoted at the shoulder and hinged at the wrist, evaluated through the author's instantaneous component equations.", "uncertainty_boundary": "The source does not establish a human treatment effect, unique optimal release, three-dimensional validity, or muscle-control prescription.", "falsifier": "The primary paper does not report the attributed delay mechanism or a faithful reconstruction fails under the stated assumptions.", "adjudication": "The DOI and primary abstract support the model result. The paper now avoids treating it as an experimental law and retains full-text numerical reproduction as open work.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-039", "adjudication_outcome": "supported", "statement": "Putnam's four-participant walking, running, and kicking study found significant thigh-leg motion-dependent interaction and support for summation of segment speeds, but not summation of force or a general negative-thigh-acceleration rule; the later synthesis warned that interaction differences across skills must precede generalization.", "classification": "external_small_sample_empirical_and_review_synthesis", "published_status": "corrected_and_supported_with_task_and_negative_finding_boundaries", "audit_status": "primary_pubmed_records_checked_full_text_reanalysis_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked" ], "evidence_tiers": [ "external_empirical_human", "external_review_or_synthesis" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "full_text_or_original_source_open", "statistical_reanalysis_or_replication_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:67", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:124" ], "evidence_artifacts": [ "https://pubmed.ncbi.nlm.nih.gov/1997807/", "https://pubmed.ncbi.nlm.nih.gov/8505347/", "https://doi.org/10.1016/0021-9290(93)90084-R" ], "model_domain": "High-speed-film lower-limb analysis in four subjects across walking, running, and kicking, plus a mechanics synthesis spanning kicking and pitching examples.", "uncertainty_boundary": "The 1991 sample is four participants and lower-limb tasks; the 1993 paper is a synthesis, not a golf experiment or population estimate.", "falsifier": "The original records do not report the sample, supported interaction, explicit negative findings, and cross-skill warning stated here.", "adjudication": "The revision preserves both the positive interaction finding and the source's negative evidence, which contradicts the former universal proximal-deceleration wording.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-040", "adjudication_outcome": "supported", "statement": "Feltner and Dapena's 1986 eight-pitcher study estimated resultant shoulder and elbow loads, whereas their 1989 Part I and Part II papers supplied and applied the torque-versus-motion-dependent angular-acceleration decomposition; Part II attributed rapid elbow extension primarily to upper-arm and trunk angular velocity rather than elbow-extensor torque.", "classification": "external_small_sample_inverse_dynamics_and_acceleration_attribution", "published_status": "corrected_to_source_matched_year_and_method", "audit_status": "primary_publisher_records_checked_full_text_reanalysis_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "external_modeling_or_simulation", "project_executable_or_generated" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "full_text_or_original_source_open", "statistical_reanalysis_or_replication_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:85", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:124" ], "evidence_artifacts": [ "https://doi.org/10.1123/ijsb.2.4.235", "https://doi.org/10.1123/ijsb.5.4.403", "https://doi.org/10.1123/ijsb.5.4.420", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Three-dimensional fastball-pitch analysis in eight intercollegiate or collegiate pitchers using DLT cinematography and a two-segment throwing-arm model.", "uncertainty_boundary": "Resultant torques are not individual muscle forces, acceleration fractions depend on coordinates and model, and the task does not establish a golf mechanism.", "falsifier": "The 1989 records do not contain the decomposition and elbow-extension attribution, or faithful reanalysis contradicts the dominant term.", "adjudication": "The former text cited the 1986 load study for a later decomposition. The revision matches method and finding to the correct 1989 sources and states the sample boundary.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-041", "adjudication_outcome": "supported", "statement": "Herring and Chapman's sagittal three-segment throw simulation found that proximal-to-distal constant-torque onsets and late proximal-to-distal instantaneous shoulder and elbow torque-sign reversals improved simulated output.", "classification": "external_idealized_forward_simulation_result", "published_status": "supported_with_input_and_feasibility_qualification", "audit_status": "primary_pubmed_and_publisher_abstract_checked_reimplementation_open", "evidence_qualifications": [ "abstract_or_record_only", "external_source_registered", "independent_followup_open" ], "evidence_tiers": [ "external_empirical_human" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "independent_reimplementation_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:97", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:124" ], "evidence_artifacts": [ "https://pubmed.ncbi.nlm.nih.gov/1400517/", "https://doi.org/10.1016/0021-9290(92)90073-A" ], "model_domain": "Sagittal upper-arm, forearm, and hand-plus-ball simulation with identical initial states, constant torques, and instantaneous shoulder and elbow sign reversals.", "uncertainty_boundary": "The torque steps are not activation dynamics, muscle-force histories, measured control, or proof that an instantaneous reversal is biologically feasible.", "falsifier": "The source does not report the ordering and reversal results or a faithful implementation fails to reproduce them.", "adjudication": "The mechanism is retained, but the idealized inputs and instantaneous reversals are visible so they cannot be mistaken for human control evidence.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-042", "adjudication_outcome": "supported", "statement": "Marshall and Elliott reported that upper-arm and forearm long-axis rotations peaked late and contributed importantly to racquet-head speed in the tennis serve and squash forehand drive; transferring that result to golf is a hypothesis requiring direct golf measurement.", "classification": "external_task_specific_kinematic_result_and_hypothesis_boundary", "published_status": "corrected_and_supported_for_racquet_tasks_only", "audit_status": "primary_abstract_and_doi_record_checked_full_text_reanalysis_open", "evidence_qualifications": [ "external_source_registered", "hypothesis_or_prospective_protocol", "independent_followup_open", "original_full_text_checked" ], "evidence_tiers": [ "external_review_or_synthesis" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "full_text_or_original_source_open", "statistical_reanalysis_or_replication_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:112", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:124" ], "evidence_artifacts": [ "https://doi.org/10.1080/026404100364983", "https://pubmed.ncbi.nlm.nih.gov/10824641/" ], "model_domain": "Kinematic analysis of the tennis serve and squash forehand drive with upper-arm and forearm long-axis rotations included.", "uncertainty_boundary": "The source does not measure golf, wrist joint power, hand forces, negative torque, or energy transfer between golf-club system elements.", "falsifier": "The primary study does not report the late rotations and racquet-head-speed importance, or the paper presents the golf analogy as established despite contrary direct evidence.", "adjudication": "The measurement warning is preserved while the unsupported assertion that the racquet-task result directly establishes the golf analogue is removed.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-043", "adjudication_outcome": "supported", "statement": "The reviewed foundational sequencing sources identify candidate interaction mechanisms and measurement limitations but do not make peak order a measure of energy flow, prove universal active braking, or identify one optimal golf control program.", "classification": "cross_source_methodological_synthesis", "published_status": "supported_by_source_domain_and_estimand_contrast", "audit_status": "six_source_groups_checked_with_explicit_negative_evidence", "evidence_qualifications": [ "external_source_registered" ], "evidence_tiers": [ "external_empirical_human", "external_review_or_synthesis" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:97", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:131" ], "evidence_artifacts": [ "https://pubmed.ncbi.nlm.nih.gov/1997807/", "https://pubmed.ncbi.nlm.nih.gov/8505347/", "https://doi.org/10.1123/ijsb.5.4.420", "https://pubmed.ncbi.nlm.nih.gov/1400517/", "https://doi.org/10.1080/026404100364983" ], "model_domain": "Cross-source comparison of a coaching heuristic, lower-limb interaction analysis, throwing synthesis, pitching attribution, throw simulation, and racquet-task kinematics.", "uncertainty_boundary": "The synthesis establishes missing transport evidence; it does not show active braking is absent in golf or determine the best human strategy.", "falsifier": "A cited foundational source directly measures golf energy flow or experimentally identifies a universal active-braking or optimal-control program under a transportable design.", "adjudication": "The matrix makes non-equivalence visible and uses the sources to define hypotheses and falsifiers rather than to sell a predetermined release strategy.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-044", "adjudication_outcome": "supported", "statement": "For a declared one-degree-of-freedom joint, net generalized joint power is the product of resultant generalized torque and compatible relative joint rate; its integral is net mechanical work, not an identification of individual-muscle energy generation or absorption.", "classification": "mechanics_identity_and_estimand_boundary", "published_status": "supported_for_declared_coordinate_and_sign_convention", "audit_status": "equation_and_interpretation_checked_against_energy_flow_methodology", "evidence_qualifications": [ "external_source_registered" ], "evidence_tiers": [ "external_review_or_synthesis" ], "source_independence": "single_independent_external_support", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:338", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:346" ], "evidence_artifacts": [ "https://doi.org/10.1016/S0966-6362(02)00068-1" ], "model_domain": "Resultant generalized torque and compatible relative joint rate in a declared mechanical coordinate.", "uncertainty_boundary": "Net joint power can combine agonist, antagonist, passive-tissue, and unmodeled contributions and does not recover muscle-specific metabolic or mechanical power.", "falsifier": "The stated product fails a dimensionally and sign-consistent generalized-power balance for the declared coordinate, or the text treats net power as individual-muscle energetics.", "adjudication": "The scalar identity is retained while the former generating-versus-absorbing language is bounded to net mechanical work.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-045", "adjudication_outcome": "supported", "statement": "Segment-level power transfer through a joint requires the force and moment power of the joint wrench evaluated with the receiving segment's compatible endpoint and angular velocities; equal-and-opposite internal wrenches do not imply that adjacent segment moment-power terms individually cancel.", "classification": "rigid_body_power_balance_identity", "published_status": "supported_for_compatible_frames_and_ideal_internal_joint", "audit_status": "analytic_balance_checked_empirical_application_separately_bounded", "evidence_qualifications": [ "external_source_registered" ], "evidence_tiers": [ "external_empirical_human" ], "source_independence": "single_independent_external_support", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:358", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:369" ], "evidence_artifacts": [ "https://doi.org/10.1016/0021-9290(80)90172-4" ], "model_domain": "Rigid segments joined at an ideal internal joint with force and moment expressed in compatible frames.", "uncertainty_boundary": "Soft-tissue work, joint translation, contact losses, and frame inconsistencies can invalidate a simplified balance.", "falsifier": "A compatible-frame rigid-body energy balance contradicts the stated wrench-power expression or the adjacent segments share identical angular velocity while a nonzero differential moment-power sum is claimed.", "adjudication": "The paper now distinguishes segmental conduits from whole-system cancellation instead of reducing transfer to net joint moment alone.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-046", "adjudication_outcome": "supported", "statement": "Robertson and Winter applied segment energy balances to sagittal walking data from two participants, reported acceptable agreement except at the ankle during weight acceptance and late push-off, and found intersegment transfers comparable in magnitude to estimated generation and absorption.", "classification": "external_small_sample_method_validation", "published_status": "supported_with_sample_phase_and_task_boundary", "audit_status": "primary_abstract_and_doi_record_checked_full_reanalysis_open", "evidence_qualifications": [ "abstract_or_record_only", "external_source_registered", "independent_followup_open" ], "evidence_tiers": [ "external_empirical_human" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "full_text_or_original_source_open", "statistical_reanalysis_or_replication_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:377" ], "evidence_artifacts": [ "https://doi.org/10.1016/0021-9290(80)90172-4" ], "model_domain": "Sagittal force-plate and cinefilm analysis of walking at several speeds in two participants.", "uncertainty_boundary": "The study is not golf validation, muscle identification, or evidence that its ankle agreement extends to high-speed upper-limb motion.", "falsifier": "The primary record does not report the two-participant design, the stated ankle exceptions, or transfer magnitudes comparable to generation and absorption.", "adjudication": "The method is used as precedent for segment accounting while its small walking sample and known mismatch phases remain visible.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-047", "adjudication_outcome": "supported", "statement": "Joint powers and segment angular velocities alone cannot identify energy flow or muscle coordination; muscle-induced acceleration and power analyses require a declared dynamical simulation, and a zero-control or zero-velocity-field decomposition is a different intervention.", "classification": "external_methodological_limitation_and_model_boundary", "published_status": "supported_with_analysis_family_distinction", "audit_status": "primary_review_abstract_checked_golf_application_open", "evidence_qualifications": [ "abstract_or_record_only", "external_source_registered" ], "evidence_tiers": [ "external_review_or_synthesis" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "cross_tier_synthesis", "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:388", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:400", "docs/research/proximal_distal_energy_transfer/chapters/_ch01_introduction.qmd:54" ], "evidence_artifacts": [ "https://doi.org/10.1016/S0966-6362(02)00068-1", "https://pubmed.ncbi.nlm.nih.gov/2676547/" ], "model_domain": "Forward dynamical attribution of muscle or generalized-control contributions under an explicitly declared intervention.", "uncertainty_boundary": "Induced quantities depend on coordinates, constraints, actuator representation, state, and intervention definition and do not uniquely identify neural control.", "falsifier": "The cited methodological source endorses joint-power or peak-velocity traces alone as sufficient for muscle coordination and energy-flow inference, or the paper conflates distinct interventions.", "adjudication": "The revised text uses induced analysis as a model-dependent attribution tool and removes biological identification from the wrist balance.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-048", "adjudication_outcome": "supported", "statement": "Marsan and colleagues found that seven angular-velocity methods applied to driver swings from 13 golfers produced nearly as many proximal-to-distal sequences as methods, with no accepted reference method for choosing among them.", "classification": "external_method_sensitivity_result", "published_status": "supported_with_sample_and_estimand_boundary", "audit_status": "primary_open_full_text_and_pubmed_record_checked_reanalysis_open", "evidence_qualifications": [ "external_source_registered", "independent_followup_open", "original_full_text_checked", "project_executable_or_data" ], "evidence_tiers": [ "external_methods_or_measurement", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced" ], "unresolved_replication_classes": [ "statistical_reanalysis_or_replication_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:417" ], "evidence_artifacts": [ "https://pubmed.ncbi.nlm.nih.gov/31741482/", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Method comparison for pelvis, upper-trunk, arm, and club angular-velocity sequences in driver swings from 13 golfers.", "uncertainty_boundary": "The study compares kinematic definitions; it does not measure energy flow, joint power, or establish the best method outside its sample.", "falsifier": "The primary paper does not analyze 13 golfers with seven methods or does identify a validated reference method that resolves the reported sequence variation.", "adjudication": "Peak order remains a descriptive proxy whose method dependence must be reported rather than a direct transfer measurement.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-049", "adjudication_outcome": "supported", "statement": "Coleman and Rankin and Kwon and colleagues found that golfer body and club trajectories do not share one fixed plane, while Kwon's clubhead functional plane remained a useful object-specific approximation; this rejects an undeclared common-plane claim but not a narrowly declared planar mechanism model.", "classification": "cross_source_spatial_measurement_synthesis", "published_status": "supported_with_object_and_tolerance_boundary", "audit_status": "primary_abstracts_and_doi_records_checked_reanalysis_open", "evidence_qualifications": [ "abstract_or_record_only", "external_source_registered", "independent_followup_open" ], "evidence_tiers": [ "external_empirical_human", "external_methods_or_measurement" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "planar_reduced", "spatial_reduced" ], "unresolved_replication_classes": [ "statistical_reanalysis_or_replication_open" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:426" ], "evidence_artifacts": [ "https://doi.org/10.1080/02640410410001730179", "https://doi.org/10.1080/14763141.2012.660799" ], "model_domain": "Three-dimensional measurements of seven right-handed golfers in one study and 14 skilled male golfers using driver, five iron, and pitching wedge in the other.", "uncertainty_boundary": "The measurements do not establish one universal numerical planarity tolerance or show that a planar reduced model predicts all three-dimensional kinetics.", "falsifier": "The primary records show a single fixed body-and-club plane within a declared small tolerance throughout the swing, or the paper uses a planar mechanism result as unqualified three-dimensional human evidence.", "adjudication": "Planarity is now an object-and-tolerance modeling declaration rather than a global anatomical assertion.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-050", "adjudication_outcome": "supported", "statement": "A falsifiable proximal-distal timing test must define its kinematic sequence and pair it with segment or interface power, state- and coordinate-sensitivity analysis, and three-dimensional residuals; peak order alone cannot establish energy transfer or an optimal control strategy.", "classification": "cross_source_falsifiability_requirement", "published_status": "supported_by_estimand_and_method_non_equivalence", "audit_status": "source_domains_checked_prospective_protocol_open", "evidence_qualifications": [ "external_source_registered" ], "evidence_tiers": [ "external_empirical_human", "external_methods_or_measurement", "external_review_or_synthesis" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "cross_tier_synthesis", "planar_reduced", "spatial_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:388", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:417", "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:437", "docs/research/proximal_distal_energy_transfer/chapters/_ch01_introduction.qmd:71", "docs/research/proximal_distal_energy_transfer/chapters/_ch01_introduction.qmd:73", "docs/research/proximal_distal_energy_transfer/chapters/_ch01_introduction.qmd:91", "docs/research/proximal_distal_energy_transfer/chapters/_ch01_introduction.qmd:93" ], "evidence_artifacts": [ "https://doi.org/10.1016/S0966-6362(02)00068-1", "https://pubmed.ncbi.nlm.nih.gov/31741482/", "https://doi.org/10.1080/02640410410001730179", "https://doi.org/10.1080/14763141.2012.660799" ], "model_domain": "Prospective tests of proximal-distal timing and transfer across kinematic, energetic, dynamical, and spatial representations.", "uncertainty_boundary": "These requirements improve identifiability but do not guarantee that observational data identify neural control or a universally optimal strategy.", "falsifier": "A validated analysis demonstrates that peak order alone uniquely determines energy flow and control attribution across definitions, states, and spatial models.", "adjudication": "The paper now states a testable measurement bundle and withholds energetic or control conclusions from kinematics alone.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-051", "adjudication_outcome": "supported", "statement": "The two-lever, one-hinge golf model is a historically established analytical model lineage, but that lineage does not empirically validate a fixed hub, planar rigid shaft, or human wrist-control program.", "classification": "external_model_lineage_and_transport_boundary", "published_status": "supported_as_model_lineage_not_human_validation", "audit_status": "publisher_records_and_review_scope_checked", "evidence_qualifications": [ "external_source_registered" ], "evidence_tiers": [ "external_modeling_or_simulation" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "human_or_external_evidence", "planar_reduced", "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch02_mechanics", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch02_mechanics.qmd:137", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_platform.qmd:11", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_platform.qmd:33" ], "evidence_artifacts": [ "https://doi.org/10.1119/1.1976419", "https://doi.org/10.1088/0034-4885/66/2/202" ], "model_domain": "Historical analytical and review literature on reduced golf-swing models.", "uncertainty_boundary": "Books and analytical papers establish use and utility, not population validity or physiological control.", "falsifier": "The cited records do not use or review the stated reduced model lineage, or the paper treats model history as empirical human validation.", "adjudication": "The chapter now preserves the model's analytical role while explicitly withholding human and structural validation.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-052", "adjudication_outcome": "supported", "statement": "For the declared planar club free body, the club kinetic-energy rate equals wrist-force power plus wrist-moment power plus gravity power, with all vectors, angular rates, and signs evaluated for the club.", "classification": "rigid_body_energy_balance_identity", "published_status": "supported_for_declared_free_body_and_conventions", "audit_status": "analytic_identity_and_executable_moment_balance_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_interaction_forces", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:3", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:17", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:27", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:37", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:43", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:56", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:66", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:75" ], "evidence_artifacts": [ "scripts/research/proximal_distal_energy/interaction_forces.py", "tests/unit/research/test_interaction_force_mechanisms.py" ], "model_domain": "Rigid planar club segment acted on by a wrist wrench and gravity under the declared coordinate convention.", "uncertainty_boundary": "The identity does not include shaft strain energy, aerodynamic work, impact, out-of-plane power, or soft-tissue work.", "falsifier": "The executable Newton-Euler and energy balances fail under the declared convention or a term is evaluated with an incompatible point or angular rate.", "adjudication": "The text now describes positive force power as power delivered to the club and retains the complete moment and gravity channels.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-053", "adjudication_outcome": "supported", "statement": "Differentiating the declared fixed-hub double-pendulum kinematics and applying Newton's second law yields five exact wrist-force components whose sum reconstructs the total club reaction force without fitted regression or sampled acceleration differentiation.", "classification": "analytic_force_decomposition_identity", "published_status": "supported_for_declared_planar_model", "audit_status": "machine_precision_reconstruction_and_moment_balance_pass", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_interaction_forces", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:81", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:88", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:104", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:110", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:116", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:124" ], "evidence_artifacts": [ "scripts/research/proximal_distal_energy/interaction_forces.py", "tests/unit/research/test_interaction_force_mechanisms.py" ], "model_domain": "Fixed-hub two-link planar rigid-body kinematics with analytic acceleration supplied by forward dynamics.", "uncertainty_boundary": "Named centripetal and tangential terms are decomposition labels, not independent physical agents or unique causal sources.", "falsifier": "The five components do not reconstruct mass times club-COM acceleration minus gravity to numerical tolerance.", "adjudication": "The exact decomposition is retained and the prose prevents centripetal labels and gravity bookkeeping from being treated as separate agents.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-054", "adjudication_outcome": "supported", "statement": "At one fixed state of the declared unconstrained manipulator model, zero commanded generalized torque can retain nonzero acceleration and reaction force, and total reaction force splits exactly into a zero-command drift force plus the same-state control increment.", "classification": "state_matched_counterfactual_identity", "published_status": "supported_for_declared_intervention_and_model", "audit_status": "analytic_split_and_machine_precision_superposition_pass", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_interaction_forces", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:134", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:140", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:153", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:162", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:171", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:179" ], "evidence_artifacts": [ "scripts/research/proximal_distal_energy/interaction_forces.py", "tests/unit/research/test_interaction_force_mechanisms.py" ], "model_domain": "Unconstrained two-coordinate manipulator with passive damping inside the drift term and a same-state zero-command intervention.", "uncertainty_boundary": "The split is not a muscle-force partition and requires separate treatment of imposed constraints, contacts, other actuators, and diverged future states.", "falsifier": "Same-state zero command always produces zero force in the declared nonzero-drift states or drift plus control fails to reconstruct total force.", "adjudication": "The revision explicitly declares the unconstrained domain, retains passive damping in drift, and separates generalized control from muscle action.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-055", "adjudication_outcome": "supported", "statement": "For the declared fixed circular hub, wrist-force power is a signed velocity projection: the proximal centripetal component is orthogonal to wrist velocity, while distal centripetal and tangential projections carry minus-sine and cosine relative-angle gates whose amplitudes also depend on the state rates and accelerations.", "classification": "analytic_geometry_power_identity", "published_status": "supported_for_fixed_hub_planar_model", "audit_status": "symbolic_expression_and_numerical_component_sum_checked", "evidence_qualifications": [ "external_source_registered", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "project_executable_or_generated" ], "source_independence": "single_independent_external_support", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_interaction_forces", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:189", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:195", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:211", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:218", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:224", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:233" ], "evidence_artifacts": [ "scripts/research/proximal_distal_energy/interaction_forces.py", "tests/unit/research/test_interaction_force_mechanisms.py", "https://www.jssm.org/volume08/iss2/cap/jssm-08-235.pdf" ], "model_domain": "Planar rigid double pendulum with fixed circular hub and compatible swing-plane force and velocity vectors.", "uncertainty_boundary": "A moving hub breaks the proximal radial-tangential orthogonality; gate coefficients alone do not establish term dominance or favorable work.", "falsifier": "The fixed-hub dot products do not reduce to the stated zero, sine, and cosine projections, or the text infers dominance from geometry alone.", "adjudication": "The revision preserves exact gates but removes the unsupported claim that geometry by itself rotates the dominant pathway.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-056", "adjudication_outcome": "supported", "statement": "The registered 60/-10/+15 N m reference program reaches the declared delivery event at 0.3493 s and 38.85 m/s, with 315.4 N peak total wrist force, 310.6 N peak pointwise drift force, and an RMS control-force increment equal to 16.3 percent of RMS total force before impact.", "classification": "model_conditional_quantitative_result", "published_status": "supported_at_declared_model_tier", "audit_status": "deterministically_regenerated_and_pinned_by_tests", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_interaction_forces", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:246", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:252", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:264" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/interaction_force_summary.json", "scripts/research/proximal_distal_energy/run_interaction_force_study.py", "tests/unit/research/test_interaction_force_mechanisms.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Default fixed-hub planar double pendulum, fixed-step RK4, first valid upward club-vertical crossing, and the registered piecewise torque program.", "uncertainty_boundary": "The RMS comparison is norm-, interval-, state-history-, and model-specific and is not biological effort or a population load estimate.", "falsifier": "Deterministic regeneration differs beyond registered tolerances or the paper generalizes the RMS ratio to biological importance.", "adjudication": "The values are retained while their interpretation is narrowed to one pointwise decomposition and RMS norm.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-057", "adjudication_outcome": "supported", "statement": "In the registered reference program, wrist-force work to impact is 130.7 J; the late half contributes 131.7 J, signed positive and negative work are 136.8 J and -6.1 J, and pointwise zero-command drift force integrates to 132.2 J along the commanded states.", "classification": "model_conditional_work_decomposition", "published_status": "supported_at_declared_model_tier", "audit_status": "deterministically_regenerated_with_component_power_closure", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_interaction_forces", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:272", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:281" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/interaction_force_summary.json", "docs/research/proximal_distal_energy_transfer/data/interaction_force_mechanisms.npz", "tests/unit/research/test_interaction_force_mechanisms.py" ], "model_domain": "Signed wrist-force line integral along the registered commanded trajectory through its first valid delivery event.", "uncertainty_boundary": "Drift work evaluated along commanded states is an attribution diagnostic, not work from a realizable torque-free trajectory.", "falsifier": "The canonical data do not reproduce the signed integrals or component powers fail to sum to total wrist-force power.", "adjudication": "The chapter retains the late signed-work result and visibly separates pointwise attribution from a zero-command future.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-058", "adjudication_outcome": "supported", "statement": "A pointwise zero-torque counterfactual recomputes acceleration and reaction at independently state-matched samples, whereas a matched-state killswitch integrates a separate zero-command future; at the registered 0.251 s cut and 0.120 s horizon the futures separate by 0.540 rad and 8.49 rad/s.", "classification": "counterfactual_contract_and_model_result", "published_status": "supported_for_declared_interventions", "audit_status": "initial_state_identity_timestep_convergence_and_metrics_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "planar_reduced", "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_interaction_forces", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:293", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:299", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:305", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:317", "docs/research/proximal_distal_energy_transfer/chapters/_ch01_introduction.qmd:54", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_platform.qmd:11", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_platform.qmd:33" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/interaction_force_summary.json", "scripts/research/proximal_distal_energy/counterfactual_ensemble.py", "tests/unit/research/test_interaction_force_mechanisms.py" ], "model_domain": "Same-state zero-command interventions in the default planar forward model with explicit cut time, horizon, and timestep.", "uncertainty_boundary": "Neither intervention identifies human intent; persistence varies with cut, horizon, state, integrator, and model.", "falsifier": "The killswitch does not start at the exact source state, initial zero-command acceleration differs from pointwise drift, or the registered separation fails to reproduce.", "adjudication": "The two counterfactuals are now named and interpreted as noninterchangeable estimands with an explicit persistence requirement.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-059", "adjudication_outcome": "untested", "statement": "The double-pendulum mechanism yields testable hypotheses about early state, projection, pathway rotation, control history, and constrained objectives, but none is a technique instruction or universal timing rule.", "classification": "prospective_falsifiable_model_hypotheses", "published_status": "hypotheses_not_human_findings", "audit_status": "estimands_and_failure_conditions_declared_experiments_open", "evidence_qualifications": [ "external_source_registered", "hypothesis_or_prospective_protocol", "project_executable_or_data" ], "evidence_tiers": [ "external_modeling_or_simulation", "project_executable_or_generated", "prospective_or_unexecuted" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "governed_human_data_unavailable", "prospective_experiment_open" ], "claim_family": "ch03_interaction_forces", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:326", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:329", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:350" ], "evidence_artifacts": [ "https://doi.org/10.1046/j.1460-2687.1999.00028.x", "https://doi.org/10.1123/jab.16.4.356", "docs/research/proximal_distal_energy_transfer/data/interaction_force_summary.json" ], "model_domain": "Prospective perturbation studies across angle, rate, acceleration, hub path, compliance, command history, load, and delivery validity.", "uncertainty_boundary": "Model predictions do not establish participant benefit, safety, intent, learning, or one optimum.", "falsifier": "State-matched perturbations fail to produce the predicted signed changes or the effects reverse across plausible model extensions.", "adjudication": "The former strategy section is now a preregisterable hypothesis set rather than coaching language.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-060", "adjudication_outcome": "supported", "statement": "Separated hand forces can have a modest resultant while producing a substantial equivalent couple, so a negative net couple does not identify active negative wrist torque; the WSCG series are registered project-source observations that motivate, but do not independently validate, a passive two-contact mechanism.", "classification": "wrench_identity_and_project_source_boundary", "published_status": "analytic_identity_with_hypothesis_evidence_only", "audit_status": "source_hash_and_series_completeness_checked_forward_controls_elsewhere", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_interaction_forces", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:358", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:371", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:380", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:387" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/sources/wscg_2024/SOURCE_REGISTER.md", "docs/research/proximal_distal_energy_transfer/data/wscg_2024_source_provenance.json", "scripts/research/proximal_distal_energy/extract_wscg_charts.py", "tests/unit/research/test_interaction_force_mechanisms.py" ], "model_domain": "Planar equivalent wrench of two separated hand contacts plus registered source-deck time series.", "uncertainty_boundary": "The source decks are project-originated hypothesis evidence, not independent physiology, human validation, or reproduction of the underlying Simscape solve.", "falsifier": "The equivalent-wrench identity fails, source hashes or series are incomplete, or the negative couple disappears under the declared forward controls.", "adjudication": "The text now labels the constraint-force explanation as a model hypothesis and keeps the source series distinct from reproduction.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-061", "adjudication_outcome": "supported", "statement": "The audited double-pendulum chapter supports only reaction-force existence under zero command, signed velocity-projection transfer, fixed-hub geometric gates, and registered reference-program timing; it withholds human torque, universal lag, passive two-hand, population, and coaching conclusions.", "classification": "chapter_level_claim_boundary_and_falsification_contract", "published_status": "supported_with_explicit_nonclaims", "audit_status": "all_chapter_candidates_adjudicated_model_extensions_and_human_tests_open", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03_interaction_forces", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:399", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:407", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:412", "docs/research/proximal_distal_energy_transfer/chapters/_ch03_interaction_forces.qmd:421" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/interaction_force_summary.json", "tests/unit/research/test_interaction_force_mechanisms.py", "docs/research/proximal_distal_energy_transfer/chapters/_ch06e_experimental_protocol.qmd" ], "model_domain": "Synthesis of the declared fixed-hub double-pendulum analytic and numerical evidence.", "uncertainty_boundary": "The synthesis does not complete moving-hub, flexible, spatial, two-hand, biological, or human validation tiers.", "falsifier": "Any narrow support claim fails its analytic or numerical gate, or the chapter presents a withheld conclusion as established.", "adjudication": "Every chapter candidate is now mapped to a bounded claim or editorial disposition, and the concluding falsifiers match the actual evidence tier.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-062", "adjudication_outcome": "supported", "statement": "MacKenzie and colleagues reported that path-averaged force was associated with clubhead speed at r = 0.96 and R-squared = 0.92 among 76 right-handed amateur golfers, but the signed work-per-path-length estimand is observational, is not force magnitude or effort, and does not identify a causal intervention.", "classification": "external_observational_estimand_and_inference_boundary", "published_status": "supported_for_sample_specific_association", "audit_status": "primary_open_article_methods_results_and_tables_checked", "evidence_qualifications": [ "external_source_registered", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "external_methods_or_measurement", "project_executable_or_generated" ], "source_independence": "multiple_independent_external_support", "model_tiers": [ "human_or_external_evidence" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03b_hand_path_attribution", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:17", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:27", "docs/research/proximal_distal_energy_transfer/chapters/_ch03ba_coordinate_force_sources.qmd:113", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:41", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:5" ], "evidence_artifacts": [ "https://www.golfsciencejournal.org/article/12640-how-amateur-golfers-deliver-energy-to-the-driver", "https://doi.org/10.1016/j.jbiomech.2013.01.020", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Observed shared-club drives from 76 right-handed golfers with handicap below 15; the redundancy analogy comes from a static 31-muscle cat-hindlimb endpoint-force model.", "uncertainty_boundary": "Neither source measures perceived effort, a causal force intervention, dynamic golf muscle activation, or universal response.", "falsifier": "The primary article does not report the sample, r, R-squared, or means stated, or a controlled intervention contradicts the bounded observational interpretation.", "adjudication": "The numerical observations are retained and the prose now distinguishes association, estimand, effort, and causal intervention.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-063", "adjudication_outcome": "supported", "statement": "Pointwise ZTCF, stitched pointwise ZTCF, ZVCF, and forward branched ZTCF are non-equivalent interventions; constrained reactions must be recomputed at the same declared state, and only a forward branch tests persistence.", "classification": "counterfactual_estimand_contract", "published_status": "supported_by_equations_and_executable_protocols", "audit_status": "analytic_contract_and_reaction_recomputation_tests_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03b_hand_path_attribution", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:68", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:78", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:86" ], "evidence_artifacts": [ "scripts/research/proximal_distal_energy/run_hand_path_attribution_study.py", "tests/research/test_hand_path_attribution_study.py" ], "model_domain": "Control-affine open-chain and KKT-constrained planar models evaluated under declared same-state or forward interventions.", "uncertainty_boundary": "The split is model and intervention dependent and does not identify biological control or make stitched samples a realizable trajectory.", "falsifier": "Any two named interventions become numerically identical outside their declared limiting case or reactions are obtained without solving the counterfactual constraints.", "adjudication": "The chapter preserves four distinct counterfactual names and forbids cross-intervention interpretation.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-064", "adjudication_outcome": "supported", "statement": "The hand-path observable is a signed line integral: vector impulse, rotating-tangent impulse, force work, couple work, and total-wrench work answer different questions; raw signed values, magnitude shares, and cancellation indices are required near opposing components.", "classification": "observable_and_cancellation_identity", "published_status": "supported_by_mechanical_definitions", "audit_status": "analytic_definitions_additive_closure_and_masking_tests_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03b_hand_path_attribution", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:102", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:123", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:142", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:156", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:163" ], "evidence_artifacts": [ "scripts/research/proximal_distal_energy/run_hand_path_attribution_study.py", "tests/research/test_hand_path_attribution_study.py" ], "model_domain": "Planar moving interfaces with compatible body, sign, frame, point, velocity, and angular-rate conventions.", "uncertainty_boundary": "These identities do not select an anatomical phase definition, physiological effort metric, or causal controller.", "falsifier": "The registered integrals or shares violate dimensional, sign, reference-point, additive, or masking contracts.", "adjudication": "The chapter retains separate estimands and cancellation-stable reporting instead of unstable signed percentages.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-065", "adjudication_outcome": "supported", "statement": "The three-tier hand-path ladder is a stress test, not three measurements of one swing: its double pendulum and one-arm tiers are forward simulations, while its two-arm tier is a short constraint-consistent local kinematic sweep whose work is not a realized full-downswing outcome.", "classification": "model_ladder_domain_and_transport_boundary", "published_status": "supported_for_declared_model_tiers", "audit_status": "model_structure_event_and_constraint_contracts_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", 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"docs/research/proximal_distal_energy_transfer/data/hand_path_attribution/hand_path_attribution_study.json", "tests/research/test_hand_path_attribution_study.py" ], "model_domain": "One fixed-hub double pendulum, one point-mass three-link arm, and one seven-coordinate constrained planar two-arm local sweep.", "uncertainty_boundary": "The tiers are not subject calibrated, anatomically complete, mutually trajectory matched, or validated human models.", "falsifier": "The stored trajectory kind, event, constraint rank, or model structure differs from the paper or a local sweep is represented as forward work.", "adjudication": "The tier distinctions and fixed-joint observability limits remain explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-066", "adjudication_outcome": "supported", "statement": "In the registered open-chain reference cases, pointwise drift supplies 101.2 and 103.5 percent of signed wrist force work because the contemporaneous control increment is opposing; in the two-arm local sweep, drift and control largely cancel, so none of these percentages is evidence of control-free state creation or biological effort.", "classification": "model_conditional_hand_path_attribution_results", "published_status": "supported_at_declared_model_tiers", "audit_status": "deterministic_replay_primary_estimand_and_vector_exports_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03b_hand_path_attribution", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:253", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:270", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:281", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:290", "docs/research/proximal_distal_energy_transfer/chapters/_ch03b_hand_path_attribution.qmd:300" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/hand_path_attribution/hand_path_attribution_study.json", "docs/research/proximal_distal_energy_transfer/data/hand_path_attribution/hand_path_attribution_traces.npz", "tests/research/test_hand_path_attribution_study.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Registered double-pendulum, one-arm, and two-arm local-sweep trajectories and their pointwise same-state decompositions.", "uncertainty_boundary": "Signed shares above 100 percent arise from opposition; pointwise drift includes state history and is not a forward zero-command future.", "falsifier": "The canonical artifacts fail to reproduce the values, total differs from drift plus control, or a narrative converts attribution into effort.", "adjudication": "The quantitative results are retained with raw cancellation and trajectory-kind boundaries.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-067", "adjudication_outcome": "supported", "statement": "Joint- and time-resolved attribution is not system wide: drift share varies across shoulder, elbow, wrist, and hand contacts and over normalized time, while closure and downsampling tests bound only arithmetic and quadrature error.", "classification": "phase_joint_atlas_and_numerical_closure", "published_status": "supported_at_declared_model_tiers", "audit_status": "phase_coverage_masking_closure_and_sampling_tests_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", 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anatomical phases; downsampling checks do not quantify parameter uncertainty or biological validity.", "falsifier": "Phase windows overlap or omit intervals, closure exceeds tolerance, or downsampling changes overturn the registered interpretation.", "adjudication": "The paper rejects a single drift-dominated label and bounds the numerical evidence without overstating validation.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-068", "adjudication_outcome": "supported", "statement": "Two-hand common and differential modes are mechanically distinct: opposing contact forces can cancel in the resultant while generating a couple or internal squeeze, and equal club action does not identify joint loading, co-contraction, robustness, or effort strategy.", "classification": "two_hand_wrench_redundancy_and_external_context", "published_status": "supported_as_mechanical_identity_with_analogical_human_context", "audit_status": 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"2026-08-13" }, { "claim_id": "PD-CLAIM-070", "adjudication_outcome": "untested", "statement": "The late two-hand reversal motivates a prepositioning or preload hypothesis, but the present models do not establish physiological preactivation, neural strategy, human benefit, or slack management without activation dynamics, tissue impedance, individual-hand force, and muscle measurements.", "classification": "preactivation_hypothesis_and_biological_boundary", "published_status": "hypothesis_not_human_finding", "audit_status": "project_evidence_and_failure_conditions_checked", "evidence_qualifications": [ "external_source_registered", "hypothesis_or_prospective_protocol", "project_executable_or_data" ], "evidence_tiers": [ "external_empirical_human", "project_derivation_or_document", "project_executable_or_generated", "prospective_or_unexecuted" ], "source_independence": "single_independent_external_support", "model_tiers": [ "declared_model_tier_unclassified" ], 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"scripts/research/proximal_distal_energy/run_two_hand_wscg_analysis.py", "scripts/research/proximal_distal_energy/two_hand_wrench.py", "tests/research/test_two_hand_wscg_analysis.py", "tests/research/test_two_hand_wrench.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Archived WSCG two-hand simulation tables and executable export path.", "uncertainty_boundary": "It is neither a forward torque-free swing nor human evidence.", "falsifier": "A source hash is missing, state residuals exceed registered bounds, or ZTCF is shown to be a forward no-command trajectory.", "adjudication": "All reciprocal chapter candidates were reviewed against the executable evidence and narrowed where the evidence did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-106", "adjudication_outcome": "supported", "statement": "The declared action-reaction, hand-label, 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"docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:89", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:97" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.json", "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.npz", "scripts/research/proximal_distal_energy/run_two_hand_wscg_analysis.py", "scripts/research/proximal_distal_energy/two_hand_wrench.py", "tests/research/test_two_hand_wscg_analysis.py", "tests/research/test_two_hand_wrench.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Archived global vectors projected into the declared oblique model plane.", "uncertainty_boundary": "The result is near-planar, not exactly planar, and depends on the declared force direction.", "falsifier": "An alternate consistent frame removes the reported couple or residuals exceed tolerance.", "adjudication": "All reciprocal chapter candidates were reviewed against the executable evidence and narrowed where the evidence did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-107", "adjudication_outcome": "supported", "statement": "A two-contact force system preserves physical action under reference transport, but its scalar moment is reference invariant only for zero resultant; the implementation verifies transport plus rigid translation and co-rotation controls.", "classification": "wrench_reduction_and_reference_transport", "published_status": "analytical_identity_and_numerical_control_pass", "audit_status": "transport_translation_and_corotation_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "two_hand_or_bilateral" ], "unresolved_replication_classes": [ 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"tests/research/test_two_hand_wrench.py" ], "model_domain": "Rigid wrench reduction of the archived two-contact force system.", "uncertainty_boundary": "Midpoint moment values cannot be compared across undeclared reference points.", "falsifier": "Transported moments fail the wrench identity or rigid coordinate changes alter the physical action.", "adjudication": "All reciprocal chapter candidates were reviewed against the executable evidence and narrowed where the evidence did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-108", "adjudication_outcome": "supported", "statement": "At the grip midpoint the common force mode determines resultant force and the opposed differential mode determines contact-force couple; only differential force perpendicular to the contact separation contributes directly in the declared planar reduction.", "classification": "common_differential_force_mechanism", 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pressure or anatomical muscle intent.", "falsifier": "Correctly framed forces do not yield the reported differential moment or out-of-plane terms dominate.", "adjudication": "All reciprocal chapter candidates were reviewed against the executable evidence and narrowed where the evidence did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-113", "adjudication_outcome": "supported", "statement": "Deterministic peak-negative geometry controls show linear moment scaling with contact separation, a sinusoidal relative-orientation gate, and co-rotation invariance to 1.5e-14 N m; therefore negative torque is under-specified without its geometric and actuation route.", "classification": "geometry_counterfactuals", "published_status": "mechanics_identity_at_fixed_force_state", "audit_status": "scale_rotation_and_corotation_controls_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch05_two_hand_wrench", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:423", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:427", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:432", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:438", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:445", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:447" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.json", "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.npz", "scripts/research/proximal_distal_energy/run_two_hand_wscg_analysis.py", "scripts/research/proximal_distal_energy/two_hand_wrench.py", "tests/research/test_two_hand_wscg_analysis.py", "tests/research/test_two_hand_wrench.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Fixed archived forces with synthetic contact-offset perturbations at one sample.", "uncertainty_boundary": "These controls are not anatomical grip-width or coaching recommendations.", "falsifier": "Moment fails linear/sinusoidal identities or changes under rigid co-rotation.", "adjudication": "All reciprocal chapter candidates were reviewed against the executable evidence and narrowed where the evidence did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-114", "adjudication_outcome": "supported", "statement": "Moment sign alone does not determine energy transfer: the reconstructed two-contact force-power identity closes to 2.0e-11 W, while archived ZTCF linear-power columns differ by as much as 72.8 W and the reconstructed relative-contact remainder is at most 0.188 W.", "classification": "two_contact_power_identity_and_source_discrepancy", "published_status": "supported_internally_with_archived_discrepancy", "audit_status": "power_identity_archive_parity_and_rigidity_remainder_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch05_two_hand_wrench", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:456", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:463", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:473", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:483" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.json", "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.npz", "scripts/research/proximal_distal_energy/run_two_hand_wscg_analysis.py", "scripts/research/proximal_distal_energy/two_hand_wrench.py", "tests/research/test_two_hand_wscg_analysis.py", "tests/research/test_two_hand_wrench.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Archived contact forces and velocities reconstructed independently of stored power columns.", "uncertainty_boundary": "Internal identity closure is not proof that the archived linear-power columns are exact.", "falsifier": "The reconstructed identity fails, the 72.8 W discrepancy is omitted, or contact deformation is not negligible under the declared metric.", "adjudication": "All reciprocal chapter candidates were reviewed against the executable evidence and narrowed where the evidence did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-115", "adjudication_outcome": "supported", "statement": "At the ZTCF negative-couple minimum reconstructed contact-force power is -2.08 kW; over the 88.122 ms interval it is negative for 84.95% of interpolated samples and integrates to -149.42 J versus -149.45 J from archived columns, so this trace supports late energy removal/redirection rather than a direct positive-work explanation.", "classification": "negative_interval_power_and_strategy_boundary", "published_status": "supported_for_single_archived_trace", "audit_status": "endpoint_interpolation_sign_fraction_and_work_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch05_two_hand_wrench", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:485", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:497" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.json", "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.npz", "scripts/research/proximal_distal_energy/run_two_hand_wscg_analysis.py", "scripts/research/proximal_distal_energy/two_hand_wrench.py", "tests/research/test_two_hand_wscg_analysis.py", "tests/research/test_two_hand_wrench.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "One archived pointwise ZTCF trace with reconstructed force power.", "uncertainty_boundary": "The result does not identify total club energy, actuator cause, optimal technique, or human benefit.", "falsifier": "Recomputation changes the interval sign/work materially or total-energy accounting shows the claimed pathway supplies positive work.", "adjudication": "All reciprocal chapter candidates were reviewed against the executable evidence and narrowed where the evidence did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-116", "adjudication_outcome": "supported", "statement": "The four phase labels summarize archived mechanics without assigning intent: positive formation, entry near 0.180 s, peak negative reaction near 0.215 s, and late reversal near 0.270 s; they are not anatomical or neural phases.", "classification": "mechanical_phase_interpretation", "published_status": "descriptive_for_archived_trace_only", "audit_status": "phase_events_and_nonclaims_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch05_two_hand_wrench", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:509", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:512", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:516", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:521", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:526", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:531" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.json", "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.npz", "scripts/research/proximal_distal_energy/run_two_hand_wscg_analysis.py", "scripts/research/proximal_distal_energy/two_hand_wrench.py", "tests/research/test_two_hand_wscg_analysis.py", "tests/research/test_two_hand_wrench.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Single archived two-hand model trajectory.", "uncertainty_boundary": "Muscle coordination, grip pressure, tendon elasticity, and neural control are unresolved.", "falsifier": "The events cannot be reproduced or the prose assigns physiological intent.", "adjudication": "All reciprocal chapter candidates were reviewed against the executable evidence and narrowed where the evidence did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-117", "adjudication_outcome": "untested", "statement": "The archived result constrains hypotheses rather than prescribing technique: differential force, power, endpoint orientation, loading, and sensitivity must be optimized jointly, and whether opposing the zero-command reaction helps remains an open registered question.", "classification": "strategy_hypotheses_and_nonprescription", "published_status": "hypothesis_only", "audit_status": "prescriptive_language_and_endpoint_contract_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated", "prospective_or_unexecuted" ], "source_independence": "project_only", "model_tiers": [ "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "prospective_experiment_open" ], "claim_family": "ch05_two_hand_wrench", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:538", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:541", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:558" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.json", "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.npz", "scripts/research/proximal_distal_energy/run_two_hand_wscg_analysis.py", "scripts/research/proximal_distal_energy/two_hand_wrench.py", "tests/research/test_two_hand_wscg_analysis.py", "tests/research/test_two_hand_wrench.py" ], "model_domain": "Optimization questions motivated by one internal model trace.", "uncertainty_boundary": "Neither negative torque creates speed nor negative torque wastes speed is a general conclusion.", "falsifier": "A registered optimization across credible models and humans establishes a robust universal direction.", "adjudication": "All reciprocal chapter candidates were reviewed against the executable evidence and narrowed where the evidence did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-118", "adjudication_outcome": "supported", "statement": "External interpretation remains limited by pointwise finite-precision state matching, one planar parameter set, idealized contacts, unresolved shaft/compliance attribution, absent solver refinement, a 72.8 W archived-power discrepancy, and no synchronized human contact-force data; explicit rerun and measurement outcomes can falsify the mechanism.", "classification": "limitations_and_falsification_program", "published_status": "bounded_internal_support_only", "audit_status": "limitations_falsifiers_and_next_tier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "human_or_external_evidence", "planar_reduced", "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch05_two_hand_wrench", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:564", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:568", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:585", "docs/research/proximal_distal_energy_transfer/chapters/_ch05_two_hand_wrench.qmd:592" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.json", "docs/research/proximal_distal_energy_transfer/data/two_hand_wscg_analysis.npz", "scripts/research/proximal_distal_energy/run_two_hand_wscg_analysis.py", "scripts/research/proximal_distal_energy/two_hand_wrench.py", "tests/research/test_two_hand_wscg_analysis.py", "tests/research/test_two_hand_wrench.py" ], "model_domain": "Scope boundary from archived planar reproduction to future higher-order and human studies.", "uncertainty_boundary": "No external validity or coaching efficacy is claimed.", "falsifier": "Any listed falsifier occurs without correction, or prose promotes the internal reproduction to external validation.", "adjudication": "All reciprocal chapter candidates were reviewed against the executable evidence and narrowed where the evidence did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-119", "adjudication_outcome": "supported", "statement": "The model program preserves a common reference-explicit wrench--twist record schema across branched tiers, not one shared trajectory or a serial one-factor ladder; each comparison declares changed mechanisms and execution status.", "classification": "common_observable_branched_ladder_contract", "published_status": "supported_by_schema_and_discrepancy_record", "audit_status": "schema_fields_branch_membership_and_status_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "planar_reduced", "spatial_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:5", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:19", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:21", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:26", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:34", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:36" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/mechanism_ladder_study.json", "docs/research/proximal_distal_energy_transfer/data/mechanism_ladder_traces.npz", "scripts/research/proximal_distal_energy/run_mechanism_ladder_study.py", "scripts/research/proximal_distal_energy/mechanism_ladder.py", "tests/research/test_mechanism_ladder_evidence.py", "tests/research/test_mechanism_ladder.py" ], "model_domain": "Common observable definitions across planar, prescribed, spatial inverse, and reduced forward branches.", "uncertainty_boundary": "Sharing an observable does not make model states, contacts, or structural assumptions equivalent.", "falsifier": "A tier changes reference/frame/power definitions without declaration or the figure implies unrecorded capability inheritance.", "adjudication": "All reciprocal chapter candidates were checked against executable evidence and narrowed where a branch, transform audit, or reduced model did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-120", "adjudication_outcome": "supported", "statement": "Paired wrench and twist transport preserves power under reference change and proper rotation; 51 sampled rotations and a [0.2,-0.1,0.05] m translation close force norm, couple norm, rotation power, and transport power to 7.1e-15 N, 8.9e-16 N m, 2.4e-13 W, and 5.7e-14 W.", "classification": "wrench_twist_frame_transport_identity", "published_status": "analytical_identity_with_numerical_closure", "audit_status": "equations_samples_residuals_and_semantic_limits_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:46", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:55", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:62", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:68", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:73", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:81", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:83" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/mechanism_ladder_study.json", "docs/research/proximal_distal_energy_transfer/data/mechanism_ladder_traces.npz", "scripts/research/proximal_distal_energy/run_mechanism_ladder_study.py", "scripts/research/proximal_distal_energy/mechanism_ladder.py", "tests/research/test_mechanism_ladder_evidence.py", "tests/research/test_mechanism_ladder.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Proper SO(3) rotations and rigid reference transport of the three-link planar trace embedded in 3-D.", "uncertainty_boundary": "The audit does not validate out-of-plane dynamics, adapter metadata, improper reflections, or consistent semantic axis mislabeling.", "falsifier": "Paired transforms fail power invariance or the paper promotes the algebraic audit to 3-D swing or adapter validation.", "adjudication": "All reciprocal chapter candidates were checked against executable evidence and narrowed where a branch, transform audit, or reduced model did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-121", "adjudication_outcome": "supported", "statement": "The three-coordinate arm--shaft--head surrogate adds a second interface; at the 0.427252 s interpolated delivery event the nearest 0.5 ms sample has 56.37 N force, 4.91 N m couple, 32.09 W force power, 74.60 W couple power, and 106.69 W total power using analytic state-based joint velocity.", "classification": "three_link_interface_power_result", "published_status": "supported_for_declared_surrogate_trace", "audit_status": "event_sample_wrench_power_and_analytic_velocity_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft", "cross_tier_synthesis", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:91", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:102", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:111", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:113", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:119" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/mechanism_ladder_study.json", "docs/research/proximal_distal_energy_transfer/data/mechanism_ladder_traces.npz", "scripts/research/proximal_distal_energy/run_mechanism_ladder_study.py", "scripts/research/proximal_distal_energy/mechanism_ladder.py", "tests/research/test_mechanism_ladder_evidence.py", "tests/research/test_mechanism_ladder.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "One flexible-reference trace of the declared lumped three-link planar surrogate.", "uncertainty_boundary": "Values are model outputs, not human ranges; the coordinate is shaft flex, not an independently actuated torso.", "falsifier": "Independent reconstruction changes the rounded event values, analytic velocity fails kinematics, or force/couple power does not sum to total.", "adjudication": "All reciprocal chapter candidates were checked against executable evidence and narrowed where a branch, transform audit, or reduced model did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-122", "adjudication_outcome": "supported", "statement": "For the fixed-relative-trace mobile-hub inverse comparison, Delta F=m_d a_H and paired point velocity produce exact zero-amplitude closure; the declared 1.25 Hz x fundamental and 2.5 Hz half-amplitude y harmonic at A=100 mm shift force by at most 2.67 N, power by 38.09 W, and integrated signed power by -0.174 J.", "classification": "prescribed_mobile_hub_inverse_result", "published_status": "supported_for_declared_path_only", "audit_status": "path_equations_amplitudes_force_power_and_zero_control_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "finite_ground_or_base", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:127", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:137", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:142", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:144", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:153" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/mechanism_ladder_study.json", "docs/research/proximal_distal_energy_transfer/data/mechanism_ladder_traces.npz", "scripts/research/proximal_distal_energy/run_mechanism_ladder_study.py", "scripts/research/proximal_distal_energy/mechanism_ladder.py", "tests/research/test_mechanism_ladder_evidence.py", "tests/research/test_mechanism_ladder.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Prescribed planar translation with 0.20 kg supported distal mass and fixed relative trace.", "uncertainty_boundary": "This is not a forward torso swing, body-translation benefit, or isolated result once hub and joints co-evolve.", "falsifier": "Zero amplitude differs from baseline, Newtonian force increment fails, or a forward rerun reverses the bounded interpretation.", "adjudication": "All reciprocal chapter candidates were checked against executable evidence and narrowed where a branch, transform audit, or reduced model did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-123", "adjudication_outcome": "supported", "statement": "The separately executed coupled moving-base planar tier evolves finite-mass base translation, two-hand closure, and one torsional club mode; its negative force couple persists for a 50 ms same-state zero-command branch, coincident moment arms remove it, and contact-power/work-energy identities refine.", "classification": "coupled_moving_base_bridge", "published_status": "supported_in_separate_planar_forward_model", "audit_status": "cross_referenced_forward_evidence_and_boundaries_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft", "cross_tier_synthesis" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:163", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:170", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:178", "docs/research/proximal_distal_energy_transfer/chapters/_ch09_conclusions.qmd:38" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/mechanism_ladder_study.json", "docs/research/proximal_distal_energy_transfer/data/mechanism_ladder_traces.npz", "scripts/research/proximal_distal_energy/run_mechanism_ladder_study.py", "scripts/research/proximal_distal_energy/mechanism_ladder.py", "tests/research/test_mechanism_ladder_evidence.py", "tests/research/test_mechanism_ladder.py", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "tests/research/test_moving_base_flexible_evidence.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Declared coupled moving-base/flexible-club mechanism model.", "uncertainty_boundary": "It has no base rotation, distributed beam, anatomy, or calibrated grip.", "falsifier": "The referenced coupled evidence fails closure or the mechanism 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"docs/research/proximal_distal_energy_transfer/data/claim_numeric_comparison_evidence.json", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Two finite-mass translational hand carriages, Kelvin--Voigt point contacts, and free rigid club in two native engines.", "uncertainty_boundary": "No anatomical arms, subject inertias, measured tissue/grip, distributed shaft, or human observations.", "falsifier": "Either engine loses the bounded persistence, controls fail, or cross-engine/numerical gates leave declared regions.", "adjudication": "All reciprocal chapter candidates were checked against executable evidence and narrowed where a branch, transform audit, or reduced model did not support the stronger reading.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-128", "adjudication_outcome": "supported", "statement": "The discrepancy matrix records explicit branch capabilities rather 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delivery the interface has 56.34 N force, -3.58 deg flex, +5.00 N m elastic and -0.083 N m viscous moment; nearest-sample distal powers are 32.09 and 74.60 W, but two-sided power is 0.682 W and equals M_s dphi2.", "classification": "two_sided_interface_power", "published_status": "supported_for_reference_trace", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06_shaft_contributions", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:132", "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:142", "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:149" ], "evidence_artifacts": 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"2026-08-13" }, { "claim_id": "PD-CLAIM-138", "adjudication_outcome": "supported", "statement": "Including gravity and shaft strain, the reference receives 164.38 J control work, dissipates 9.21 J joint and 0.97 J shaft work, peaks at 0.720 J strain and 227.88 J kinetic energy, and closes within 0.0322 J and 0.0092 W off-switch RMS.", "classification": "work_energy_closure", "published_status": "numerical_consistency_at_declared_step", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06_shaft_contributions", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:158", 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"model_domain": "Reference 0.5 ms RK4 trace.", "uncertainty_boundary": "Closure does not validate parameters.", "falsifier": "Independent accounting does not close or error fails to refine.", "adjudication": "Every reciprocal chapter candidate was checked against regenerated executable evidence; kinematics, two-sided power, factorial attribution, and strategy language were corrected where needed.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-139", "adjudication_outcome": "supported", "statement": "Analytic state kinematics give flexible/rigid delivery speeds 20.799/20.691 m/s at 0.42725/0.42452 s, a +0.108 m/s difference; position-gradient discrepancies are at most 0.00134/0.00915 m/s.", "classification": "matched_delivery_analytic_velocity", "published_status": "supported_for_reference_endpoint", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], 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"model_tiers": [ "compliant_shaft", "planar_reduced" ], "unresolved_replication_classes": [ "prospective_experiment_open" ], "claim_family": "ch06_shaft_contributions", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:291", "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:293" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/shaft_contribution_study.json", "docs/research/proximal_distal_energy_transfer/data/shaft_contribution_traces.npz", "scripts/research/proximal_distal_energy/flexible_shaft_study.py", "scripts/research/proximal_distal_energy/run_shaft_contribution_study.py", "tests/research/test_flexible_shaft_study.py", "tests/research/test_shaft_contribution_evidence.py" ], "model_domain": "Research hypothesis from one planar family.", "uncertainty_boundary": "No golfer motion or coaching instruction follows.", "falsifier": "Registered higher-tier or human 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"model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "prospective_experiment_open" ], "claim_family": "ch06_shaft_contributions", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:298" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/shaft_contribution_study.json", "docs/research/proximal_distal_energy_transfer/data/shaft_contribution_traces.npz", "scripts/research/proximal_distal_energy/flexible_shaft_study.py", "scripts/research/proximal_distal_energy/run_shaft_contribution_study.py", "tests/research/test_flexible_shaft_study.py", "tests/research/test_shaft_contribution_evidence.py" ], "model_domain": "One torsional coordinate over a broad grid.", "uncertainty_boundary": "No general recoil benefit or negligibility is shown.", "falsifier": "Calibrated paired tests reject the relationship.", "adjudication": "Every reciprocal chapter candidate was checked against regenerated executable evidence; kinematics, two-sided power, factorial attribution, and strategy language were corrected where needed.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-145", "adjudication_outcome": "untested", "statement": "Negative torque requires object and reference: the positive shaft moment differs from the negative grip couple; late distal-side work versus dissipation is an optimization hypothesis, while restraint, release, and opposition remain unprescribed without two-sided power and human evidence.", "classification": "negative_torque_optimization_hypothesis", "published_status": "hypothesis_only_with_nonprescription", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "hypothesis_or_prospective_protocol", "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated", "prospective_or_unexecuted" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "governed_human_data_unavailable", "prospective_experiment_open" ], "claim_family": "ch06_shaft_contributions", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:303", "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:309" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/shaft_contribution_study.json", "docs/research/proximal_distal_energy_transfer/data/shaft_contribution_traces.npz", "scripts/research/proximal_distal_energy/flexible_shaft_study.py", "scripts/research/proximal_distal_energy/run_shaft_contribution_study.py", "tests/research/test_flexible_shaft_study.py", "tests/research/test_shaft_contribution_evidence.py" ], "model_domain": "Cross-model interpretation and future optimization.", "uncertainty_boundary": "Torque sign, one-sided power, and segment order are insufficient.", "falsifier": "Governed evidence rejects it or current prose recommends action.", "adjudication": "Every reciprocal chapter candidate was checked against regenerated executable evidence; kinematics, two-sided power, factorial attribution, and strategy language were corrected where needed.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-146", "adjudication_outcome": "supported", "statement": "Independent equation failure, unclosed energy, calibrated reversal, measured force/deformation mismatch, or distributed two-hand free-torque attribution would weaken the mechanism; later tiers must preserve reductions, balances, closure, and endpoints.", "classification": "falsifiers_and_model_sequence", "published_status": "open_research_program", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06_shaft_contributions", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:320", "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:323", "docs/research/proximal_distal_energy_transfer/chapters/_ch06_shaft_contributions.qmd:333" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/shaft_contribution_study.json", "docs/research/proximal_distal_energy_transfer/data/shaft_contribution_traces.npz", "scripts/research/proximal_distal_energy/flexible_shaft_study.py", "scripts/research/proximal_distal_energy/run_shaft_contribution_study.py", "tests/research/test_flexible_shaft_study.py", "tests/research/test_shaft_contribution_evidence.py" ], "model_domain": "Transition to higher-order measured models.", "uncertainty_boundary": "Architecture is not execution evidence.", "falsifier": "Any listed failure occurs without correction or a tier silently changes the observable.", "adjudication": "Every reciprocal chapter candidate was checked against regenerated executable evidence; kinematics, two-sided power, factorial attribution, and strategy language were corrected where needed.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-147", "adjudication_outcome": "supported", "statement": "The chapter tests whether a previously registered planar two-hand mechanism remains mechanically possible when finite-mass base translation and one shaft-deflection coordinate are endogenous; it does not establish human passive torque, equipment performance, or coaching strategy.", "classification": "coupled_tier_scope", "published_status": "declared_mechanism_study_only", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:5", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:16", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:25" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py" ], "model_domain": "One planar, open-loop, ten-coordinate constrained surrogate.", "uncertainty_boundary": "Base rotation, anatomy, 3-D motion, activation, and calibrated human or equipment inference remain outside the tier.", "falsifier": "The mechanism disappears under registered controls or the prose is promoted to a human or equipment conclusion.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-148", "adjudication_outcome": "supported", "statement": "Ten generalized coordinates, four hand-minus-grip holonomic constraints, and a regular rank-four Jacobian leave six feasible degrees of freedom while the two contact-force vectors are solved reactions rather than prescribed loads.", "classification": "coordinates_geometry_and_constraints", "published_status": "supported_at_declared_model_tier", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft", "planar_reduced", "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:32", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:39", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:45", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:56", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:64", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:70", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:82", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:86", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:88" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py" ], "model_domain": "Planar bilateral two-hand closure with translating base and two-segment club.", "uncertainty_boundary": "The coordinates are mathematical surrogates and do not uniquely map to anatomical joints or measured grip pressure centers.", "falsifier": "The Jacobian is not rank four at the registered trajectory, closure fails, or rendered geometry disagrees with executable kinematics.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-149", "adjudication_outcome": "supported", "statement": "The mass matrix includes declared translation-rotation coupling; convective acceleration and autonomous constraint bias use analytic centripetal expressions, and the latter agrees with an independent centered directional derivative within the registered tolerance.", "classification": "mass_and_convective_mechanics", "published_status": "supported_with_independent_numeric_audit", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:97", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:106", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:113" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py" ], "model_domain": "Exact planar rigid-body Jacobian assembly plus one torsional club coordinate.", "uncertainty_boundary": "The directional derivative is a numerical audit of the analytic expression, not an independent dynamics implementation.", "falsifier": "The analytic bias differs from the directional audit by at least 1e-7 m/s^2 or the mass matrix loses positive definiteness.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-150", "adjudication_outcome": "supported", "statement": "The declared base and shaft springs and dampers are passive elements in a transparent reference mechanism experiment; their nominal values are not fitted golfer, anatomy, or equipment properties.", "classification": "passive_elements_and_parameter_boundary", "published_status": "declared_parameterization_only", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:120", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:129" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py" ], "model_domain": "Linear isotropic base impedance and one linear torsional shaft mode.", "uncertainty_boundary": "No population distribution, nonlinear material law, hysteresis, or calibration uncertainty is represented.", "falsifier": "The passive terms inject energy under the stated sign convention or the values are described as calibrated measurements.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-151", "adjudication_outcome": "supported", "statement": "Each stored state is evaluated through a full-rank KKT solve that fails closed on invalid mass, rank, or residual conditions; explicit position and velocity projections are retained with their geometric and energy corrections disclosed.", "classification": "kkt_and_projection_contract", "published_status": "supported_at_declared_numerical_tolerance", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:134", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:150" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py" ], "model_domain": "Index-three holonomic constraints integrated with explicit projections.", "uncertainty_boundary": "Projection makes the trajectory a numerical approximation; its cumulative energy correction is part of the error budget.", "falsifier": "Any invalid topology is silently accepted, a registered residual exceeds tolerance, or projection corrections are omitted from evidence.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-152", "adjudication_outcome": "supported", "statement": "The separated-hand force couple, direct wrist torque, and internal shaft moment are distinct observables with distinct system boundaries and may not be combined or relabeled as one net torque mechanism.", "classification": "force_couple_boundary_separation", "published_status": "supported_by_declared_mechanics", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:159", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:166", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:173" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py" ], "model_domain": "Planar two-point grip wrench and one internal shaft-coordinate moment.", "uncertainty_boundary": "A real grip can carry distributed tractions and free moments not resolved by the point-contact surrogate.", "falsifier": "The executable channels do not reproduce their defining equations or the narrative conflates their boundaries.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-153", "adjudication_outcome": "supported", "statement": "Two-point club-side contact power equals the resultant-force and force-couple wrench power transported to the grip center within 1.28e-13 W, so couple sign alone does not determine net contact-power sign.", "classification": "contact_power_transport_identity", "published_status": "supported_at_declared_model_tier", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:177", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:186" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py" ], "model_domain": "One-sided power delivered through two ideal planar grip contacts.", "uncertainty_boundary": "This identity does not identify muscle work, metabolic cost, or optimal strategy.", "falsifier": "The two power representations differ by at least 1e-9 W or prose infers net power solely from couple sign.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-154", "adjudication_outcome": "supported", "statement": "The complete-system ideal-constraint power closes within 2.65e-13 W; the 0.4 s reference gains 91.521 J from 111.133 J of control work and -19.624 J of dissipation, with a 0.0130 J raw balance residual and a separately disclosed 0.0758 J absolute cumulative projection-energy correction.", "classification": "whole_system_energy_and_constraint_power", "published_status": "supported_with_disclosed_numerical_error_budget", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft", "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:192", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:201", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:215", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:225" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Complete modeled base, arms, and two-segment club under ideal bilateral constraints.", "uncertainty_boundary": "The raw work-energy residual is not the total integration-error budget because projection corrections can cancel it.", "falsifier": "Constraint power exceeds 1e-9 W, closure fails to converge, or the projection correction is hidden or counted as physical work.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-155", "adjudication_outcome": "supported", "statement": "In the declared reference trajectory, base translation and shaft flex are nonzero outputs, the force-generated couple crosses negative while direct wrist command remains nonpositive and separately reported, and the reported numerical extrema reproduce from committed evidence.", "classification": "coupled_reference_outputs", "published_status": "model_conditional_quantitative_result", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:233", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:235", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:240" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py" ], "model_domain": "Single registered 0.4 s open-loop trajectory at a 0.5 ms step.", "uncertainty_boundary": "The values are not population estimates and do not establish necessity, sufficiency, or benefit at impact.", "falsifier": "The regenerated observables differ beyond registered tolerance or either added coordinate remains dormant.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-156", "adjudication_outcome": "supported", "statement": "A branch copied at exactly 0.200 s preserves all ten coordinates and velocities, removes all six commands, and retains a negative force couple for a finite interval; the reaction can change immediately because it is an algebraic constrained-dynamics output, but this does not show that muscles are passive.", "classification": "same_state_command_removal", "published_status": "supported_mechanical_possibility_with_nonphysiology_boundary", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:249", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:256", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:261" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py" ], "model_domain": "Same-state counterfactual within the registered constrained model.", "uncertainty_boundary": "Zero generalized command is not zero activation, impedance, cocontraction, or biological effort.", "falsifier": "The branch does not inherit state exactly, commands remain nonzero, or the couple becomes nonnegative before the declared interval.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-157", "adjudication_outcome": "supported", "statement": "A coincident-grip counterfactual removes the separated-contact moment arm and reduces the force-generated couple to numerical zero while retaining bilateral closure, supporting geometric attribution within this tier.", "classification": "geometric_negative_control", "published_status": "supported_at_declared_model_tier", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:267", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:273" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py" ], "model_domain": "Point contacts moved to a coincident grip-center reference in the same model family.", "uncertainty_boundary": "The counterfactual also changes contact geometry and is not a realizable human grip condition.", "falsifier": "A nonzero force couple survives coincident offsets beyond 1e-12 N m or the controls no longer retain comparable closure.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-158", "adjudication_outcome": "supported", "statement": "Matched 0.5 ms one-factor cases show that base stiffness, shaft stiffness, and shaft damping change flex, strain energy, couple timing and extrema, and clubhead speed without eliminating the registered sign mechanism; this is local transport, not global robustness.", "classification": "matched_step_local_sensitivity", "published_status": "supported_local_sensitivity_only", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:277", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:283", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:291" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Five declared one-factor trajectories sharing initial state, command, duration, and timestep.", "uncertainty_boundary": "The sparse grid cannot quantify interactions, population variability, structural uncertainty, or an optimum.", "falsifier": "The sign mechanism disappears in a declared row, results fail replay, or language promotes this sparse grid to global robustness.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-159", "adjudication_outcome": "supported", "statement": "Within this coupled tier, separated force moment arms can create a late negative club couple, the couple can persist after same-state command removal, and endogenous base motion and shaft flex do not automatically remove it; explicit sign, branch, geometry, closure, and convergence failures would contradict the result.", "classification": "conditional_findings_and_falsifiers", "published_status": "supported_conditionally_at_declared_model_tier", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:300", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:303", "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:310" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py" ], "model_domain": "Synthesis of registered reference, intervention, geometric control, and convergence evidence.", "uncertainty_boundary": "The synthesis establishes mechanical possibility only, not prevalence, benefit, optimality, or human causation.", "falsifier": "Any enumerated falsification condition occurs under the registered executable study without correction.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-160", "adjudication_outcome": "supported", "statement": "Base rotation, legs and ground reactions, anatomical joints, 3-D motion, distributed shaft modes, compliant grip, activation and impedance, and impact remain omitted and define governed higher-tier work rather than current findings.", "classification": "coupled_tier_omissions_and_next_model", "published_status": "open_research_program", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "compliant_shaft", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06b_coupled_base_flex", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06b_coupled_base_flex.qmd:316" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.json", "docs/research/proximal_distal_energy_transfer/data/moving_base_flexible_study.npz", "scripts/research/proximal_distal_energy/moving_base_flexible_club.py", "scripts/research/proximal_distal_energy/run_moving_base_flexible_study.py", "tests/research/test_moving_base_flexible_club.py", "tests/research/test_moving_base_flexible_evidence.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Boundary statement for transition beyond the current planar surrogate.", "uncertainty_boundary": "A listed future mechanism has no evidentiary status until its own executable, balance, uncertainty, and falsification gates pass.", "falsifier": "A later tier claims support without execution or silently changes the observable, boundary, or reference.", "adjudication": "Each reciprocal chapter candidate was checked against regenerated executable evidence. Analytic constraint bias, two one-sided power representations, complete two-sided constraint power, projection energy, matched-step sensitivity, model boundaries, and falsifiers are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-161", "adjudication_outcome": "supported", "statement": "A planar two-arm floating-club trajectory and exact same-state zero-command branch test finite mechanical persistence; they do not identify human effort, intent, use, or coaching strategy.", "classification": "forward_two_hand_scope", "published_status": "declared_mechanism_study_only", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced", "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch05b_forward_two_hand", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:5", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:13", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:21" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/forward_two_arm_study.json", "docs/research/proximal_distal_energy_transfer/data/forward_two_arm_study.npz", "scripts/research/proximal_distal_energy/forward_two_arm.py", "scripts/research/proximal_distal_energy/run_forward_two_arm_study.py", "scripts/research/proximal_distal_energy/two_arm_closed_loop.py", "tests/research/test_forward_two_arm.py", "tests/research/test_forward_two_arm_evidence.py", "tests/research/test_two_arm_closed_loop.py" ], "model_domain": "Planar forward two-hand constrained model and registered interventions.", "uncertainty_boundary": "No golfer calibration, muscle model, anatomy, compliance, 3-D motion, or human validation.", "falsifier": "The branch is not state-identical, commands remain, or the result is promoted to a human claim.", "adjudication": "Reciprocal passages were checked against regenerated evidence; exact constraint bias, distinct power identities, projection error, interventions, closure, and non-human boundaries are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-162", "adjudication_outcome": "supported", "statement": "Seven coordinates and four independent hand-minus-grip constraints leave three admissible instantaneous degrees of freedom; accepted states retain rank four and fail closed on singular geometry or projection.", "classification": "coordinates_geometry_and_rank", "published_status": "supported_at_declared_model_tier", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced", "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch05b_forward_two_hand", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:32", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:41", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:54", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:63", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:76" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/forward_two_arm_study.json", "docs/research/proximal_distal_energy_transfer/data/forward_two_arm_study.npz", "scripts/research/proximal_distal_energy/forward_two_arm.py", "scripts/research/proximal_distal_energy/run_forward_two_arm_study.py", "scripts/research/proximal_distal_energy/two_arm_closed_loop.py", "tests/research/test_forward_two_arm.py", "tests/research/test_forward_two_arm_evidence.py", "tests/research/test_two_arm_closed_loop.py" ], "model_domain": "Planar forward two-hand constrained model and registered interventions.", "uncertainty_boundary": "Point contacts and coordinates are model surrogates, not measured anatomy or pressure centers.", "falsifier": "Rank falls below four, closure exceeds tolerance, or a fallback supplies reactions.", "adjudication": "Reciprocal passages were checked against regenerated evidence; exact constraint bias, distinct power identities, projection error, interventions, closure, and non-human boundaries are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-163", "adjudication_outcome": "supported", "statement": "Analytic rigid-body and constraint mechanics drive the KKT solve; exact J-dot-q-dot agrees with an independent five-point directional audit within 1.04e-9 m/s2.", "classification": "exact_constrained_dynamics", "published_status": "supported_with_independent_numeric_audit", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced", "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch05b_forward_two_hand", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:86", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:107", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:113" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/forward_two_arm_study.json", "docs/research/proximal_distal_energy_transfer/data/forward_two_arm_study.npz", "scripts/research/proximal_distal_energy/forward_two_arm.py", "scripts/research/proximal_distal_energy/run_forward_two_arm_study.py", "scripts/research/proximal_distal_energy/two_arm_closed_loop.py", "tests/research/test_forward_two_arm.py", "tests/research/test_forward_two_arm_evidence.py", "tests/research/test_two_arm_closed_loop.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Planar forward two-hand constrained model and registered interventions.", "uncertainty_boundary": "The audit checks the analytic bias but is not an independent dynamics engine.", "falsifier": "Bias mismatch reaches 1e-7 m/s2 or either KKT row fails tolerance.", "adjudication": "Reciprocal passages were checked against regenerated evidence; exact constraint bias, distinct power identities, projection error, interventions, closure, and non-human boundaries are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-164", "adjudication_outcome": "supported", "statement": "Each wrist torque acts oppositely on its arm coordinates and club rotation, so direct wrist command is not counted again as a constraint-force couple.", "classification": "wrist_action_reaction_mapping", "published_status": "supported_by_virtual_work_mapping", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced", "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch05b_forward_two_hand", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:120", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:137" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/forward_two_arm_study.json", "docs/research/proximal_distal_energy_transfer/data/forward_two_arm_study.npz", "scripts/research/proximal_distal_energy/forward_two_arm.py", "scripts/research/proximal_distal_energy/run_forward_two_arm_study.py", "scripts/research/proximal_distal_energy/two_arm_closed_loop.py", "tests/research/test_forward_two_arm.py", "tests/research/test_forward_two_arm_evidence.py", "tests/research/test_two_arm_closed_loop.py" ], "model_domain": "Planar forward two-hand constrained model and registered interventions.", "uncertainty_boundary": "The mapping does not identify anatomical muscle torque or measured wrist loading.", "falsifier": "Rigid-body action-reaction does not cancel or observables conflate wrist and force couple.", "adjudication": "Reciprocal passages were checked against regenerated evidence; exact constraint bias, distinct power identities, projection error, interventions, closure, and non-human boundaries are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-165", "adjudication_outcome": "supported", "statement": "The 0.400 s, 0.25 ms reference uses explicit mass-metric projections, a closed inverse-kinematic initial state, and a fully declared nonoptimized open-loop command.", "classification": "integration_and_input_boundary", "published_status": "supported_reproducible_input_contract", "audit_status": "mechanics_numerics_boundaries_and_falsifier_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced", "two_hand_or_bilateral" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch05b_forward_two_hand", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:142", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:152", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:157", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:162", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:164", "docs/research/proximal_distal_energy_transfer/chapters/_ch05b_forward_two_hand.qmd:171" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/forward_two_arm_study.json", "docs/research/proximal_distal_energy_transfer/data/forward_two_arm_study.npz", "scripts/research/proximal_distal_energy/forward_two_arm.py", "scripts/research/proximal_distal_energy/run_forward_two_arm_study.py", "scripts/research/proximal_distal_energy/two_arm_closed_loop.py", "tests/research/test_forward_two_arm.py", "tests/research/test_forward_two_arm_evidence.py", "tests/research/test_two_arm_closed_loop.py", "docs/research/proximal_distal_energy_transfer/data/claim_numeric_reported_values.json" ], "model_domain": "Planar forward two-hand constrained model and registered interventions.", "uncertainty_boundary": "The command is a test input, not inferred human torque or an optimum.", "falsifier": "Inputs fail replay, initial closure fails, or the command is described as inferred or optimal.", "adjudication": "Reciprocal passages were checked against regenerated evidence; exact constraint bias, distinct power identities, projection error, interventions, closure, and non-human boundaries are explicit.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-13" }, { "claim_id": "PD-CLAIM-166", "adjudication_outcome": "supported", "statement": "Force couple, direct wrist moment, resultant, and differential force are separate; only transverse force with signed nonzero moment arm 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The result is restricted to articulated rigid-body operator transport.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-15" }, { "claim_id": "PD-CLAIM-297", "adjudication_outcome": "supported", "statement": "The manufactured torque is independently evaluated by analytical Lagrange--Christoffel, MuJoCo mj_inverse, and Pinocchio RNEA, with a corruption killswitch.", "classification": "articulated_manufactured_solution_design", "published_status": "complete_for_declared_numerical_control", "audit_status": "independent_manufactured_solution_controls_executed", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "articulated_spatial", "spatial_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06c_spatial_cross_formulation", "source_locations": [ 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"Coincident contacts retain moment observability above rank three, the separated map loses its axial null mode, or rank is reported without the geometry, normalization, and tolerance contract.", "adjudication": "The result is retained as scale-qualified analytical and registered synthetic evidence; it does not identify participant force, biological allocation, human strategy, or coaching guidance.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-26" }, { "claim_id": "PD-CLAIM-313", "adjudication_outcome": "supported", "statement": "For the exact 0.75 m/0.78 m/0.25 m planar triangle, all 362 registered branch-phase samples close within 1.66533e-16 m and retain rank 4/nullity 1 under 1 rad and 0.75 m coordinate scales; the minimum scaled singular value is 0.202095 m, condition number is 6.45326, and phase-spectrum spread is no greater than the declared conservative 1e-14 m roundoff reporting bound.", "classification": "exact_feasible_closed_loop_regular_orbit", "published_status": "supported_for_declared_exact_planar_kinematic_map", "audit_status": "exact_closure_branch_phase_geometry_scale_unit_tolerance_and_manufactured_adverse_controls_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:229", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:240" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/closed_loop_singularity_margin.json", "docs/research/proximal_distal_energy_transfer/CONSTRAINT_INTERNAL_FORCE_DIAGNOSTICS.md", "docs/research/proximal_distal_energy_transfer/MODEL_COMPLETION_FALSIFICATION_MATRIX.md", "scripts/research/proximal_distal_energy/closed_loop_singularity_margin.py", "scripts/research/proximal_distal_energy/run_closed_loop_singularity_margin.py", "tests/research/test_closed_loop_singularity_margin.py", "tests/research/test_closed_loop_singularity_margin_evidence.py" ], "model_domain": "Same-origin, fixed-length planar two-arm/grip triangle with exact position closure and a scaled local velocity-constraint Jacobian.", "uncertainty_boundary": "The result is local planar kinematics under declared coordinate scales; it neither qualifies anatomy nor identifies reactions.", "falsifier": "Any registered sample violates closure, changes rank/nullity across global phase or assembly branch, or loses spectrum invariance.", "adjudication": "The result is retained as exact analytical planar kinematic evidence. It does not establish anatomy, dynamics, contact force, muscle action, passive torque, human occurrence, or coaching guidance.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-26" }, { "claim_id": "PD-CLAIM-314", "adjudication_outcome": "supported", "statement": "The exact 0.03 m and 1.53 m triangle boundaries have rank 3/nullity 2; at a 1e-8 m lower-bound offset, numerical rank remains 4 through relative tolerance 1e-6 and becomes 3 at 1e-4, while equivalent centimetre units preserve rank and condition number.", "classification": "exact_triangle_degeneracy_and_numerical_margin_boundary", "published_status": "supported_for_declared_exact_planar_kinematic_map", "audit_status": "exact_closure_branch_phase_geometry_scale_unit_tolerance_and_manufactured_adverse_controls_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:252", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:261" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/closed_loop_singularity_margin.json", "docs/research/proximal_distal_energy_transfer/CONSTRAINT_INTERNAL_FORCE_DIAGNOSTICS.md", "docs/research/proximal_distal_energy_transfer/MODEL_COMPLETION_FALSIFICATION_MATRIX.md", "scripts/research/proximal_distal_energy/closed_loop_singularity_margin.py", "scripts/research/proximal_distal_energy/run_closed_loop_singularity_margin.py", "tests/research/test_closed_loop_singularity_margin.py", "tests/research/test_closed_loop_singularity_margin_evidence.py" ], "model_domain": "Same-origin, fixed-length planar two-arm/grip triangle with exact position closure and a scaled local velocity-constraint Jacobian.", "uncertainty_boundary": "The tolerance-dependent rank transition is numerical and is not a physical singularity threshold, anatomical limit, or human strategy.", "falsifier": "Either exact boundary fails to add one velocity null mode, equivalent units change rank/condition, or the offset/tolerance matrix does not reproduce.", "adjudication": "The result is retained as exact analytical planar kinematic evidence. It does not establish anatomy, dynamics, contact force, muscle action, passive torque, human occurrence, or coaching guidance.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-26" }, { "claim_id": "PD-CLAIM-315", "adjudication_outcome": "supported", "statement": "On the registered analytical downswing refined to 0.125 ms, state-step multipliers 0.1 through 10 change the event transition by at most 6.9e-6, and three complete perturbation rollouts agree with the propagated fixed-horizon map within a conservative 4e-7 bound; at the 0.349256 s geometric event, the observed scaled gains span 0.093456 to 8.33244.", "classification": "local_finite_time_state_transition_amplification", "published_status": "supported_for_declared_local_nonperiodic_analytical_trajectory", "audit_status": "nondimensional_transition_step_direct_event_grazing_saltation_unit_and_periodicity_controls_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:273", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:285" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/phase_event_stability.json", "docs/research/proximal_distal_energy_transfer/data/phase_event_stability.npz", "docs/research/proximal_distal_energy_transfer/figures/fig_phase_event_stability.pdf", "docs/research/proximal_distal_energy_transfer/PHASE_EVENT_STABILITY.md", "docs/research/proximal_distal_energy_transfer/MODEL_COMPLETION_FALSIFICATION_MATRIX.md", "scripts/research/proximal_distal_energy/phase_event_stability.py", "scripts/research/proximal_distal_energy/run_phase_event_stability.py", "scripts/research/proximal_distal_energy/make_phase_event_stability_figure.py", "tests/research/test_phase_event_stability.py", "tests/research/test_phase_event_stability_evidence.py" ], "model_domain": "One synthetic open-loop analytical double-pendulum downswing, integrated with the registered RK4 equations through the first positive club-vertical crossing.", "uncertainty_boundary": "The gain spectrum is local to one scaled finite trajectory and is not an asymptotic, global, population, or coaching stability result.", "falsifier": "Step refinement or direct perturbed rollouts exceed their registered residual gates, equivalent units change the scaled map, or the registered gain spectrum does not reproduce.", "adjudication": "The result is retained as local finite-window analytical evidence. It does not establish asymptotic or global stability, neural timing demand, participant robustness, passive torque, human strategy, or coaching guidance.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-26" }, { "claim_id": "PD-CLAIM-316", "adjudication_outcome": "supported", "statement": "The registered club-vertical guard is transverse at 35.0258 per second, with scaled-state event-time derivatives (-0.137655, -0.0240043, -0.299636, -0.243972) s and direct-rollout discrepancy no greater than 5.98012e-5 s; a 0.95 reset corruption produces 0.05 saltation deviation, while the 1.48546 scaled periodicity residual exceeds 1e-6 and suppresses Floquet output.", "classification": "transverse_event_sensitivity_and_floquet_suppression", "published_status": "supported_for_declared_local_nonperiodic_analytical_trajectory", "audit_status": "nondimensional_transition_step_direct_event_grazing_saltation_unit_and_periodicity_controls_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:299", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:308", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:316" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/phase_event_stability.json", "docs/research/proximal_distal_energy_transfer/data/phase_event_stability.npz", "docs/research/proximal_distal_energy_transfer/figures/fig_phase_event_stability.pdf", "docs/research/proximal_distal_energy_transfer/PHASE_EVENT_STABILITY.md", "docs/research/proximal_distal_energy_transfer/MODEL_COMPLETION_FALSIFICATION_MATRIX.md", "scripts/research/proximal_distal_energy/phase_event_stability.py", "scripts/research/proximal_distal_energy/run_phase_event_stability.py", "scripts/research/proximal_distal_energy/make_phase_event_stability_figure.py", "tests/research/test_phase_event_stability.py", "tests/research/test_phase_event_stability_evidence.py" ], "model_domain": "One synthetic open-loop analytical double-pendulum downswing, integrated with the registered RK4 equations through the first positive club-vertical crossing.", "uncertainty_boundary": "The derivative applies only to the declared transverse geometric guard; it is not neural timing demand, impact validation, or human robustness. No periodic orbit is registered.", "falsifier": "Implicit and direct derivatives disagree beyond tolerance, the near-grazing or reset controls fail, or Floquet output is emitted without state and mode closure.", "adjudication": "The result is retained as local finite-window analytical evidence. It does not establish asymptotic or global stability, neural timing demand, participant robustness, passive torque, human strategy, or coaching guidance.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-26" }, { "claim_id": "PD-CLAIM-317", "adjudication_outcome": "supported", "statement": "At the registered 35.0258 per second transverse event, the exact-step trajectory-varying Gramian has fixed-time rank 4 and event-tangent rank 3; channel additivity closes within 5.17275e-12, six direct nonlinear pulses within 4.11321e-8, input-step refinement within 4.11814e-10, integration-step refinement within 1.26519e-7, and equivalent units within 3.33067e-16.", "classification": "local_trajectory_varying_event_conditioned_authority", "published_status": "supported_for_declared_local_first_order_analytical_trajectory", "audit_status": "exact_step_event_projection_channel_direct_pulse_refinement_unit_and_frozen_local_controls_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:329", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:342", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:356", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:369" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/trajectory_control_authority.json", "docs/research/proximal_distal_energy_transfer/data/trajectory_control_authority.npz", "docs/research/proximal_distal_energy_transfer/figures/fig_trajectory_control_authority.pdf", "docs/research/proximal_distal_energy_transfer/TRAJECTORY_CONTROL_AUTHORITY.md", "docs/research/proximal_distal_energy_transfer/MODEL_COMPLETION_FALSIFICATION_MATRIX.md", "scripts/research/proximal_distal_energy/trajectory_control_authority.py", "scripts/research/proximal_distal_energy/run_trajectory_control_authority.py", "scripts/research/proximal_distal_energy/make_trajectory_control_authority_figure.py", "tests/research/test_trajectory_control_authority.py", "tests/research/test_trajectory_control_authority_evidence.py" ], "model_domain": "One synthetic open-loop analytical double-pendulum downswing, linearized along the registered exact RK4 trajectory through the first positive club-vertical crossing.", "uncertainty_boundary": "Ranks and spectra depend on the declared scales, tolerance, model, trajectory, and event. They are not effort, strength, or strategy rankings.", "falsifier": "The exact event loses transversality, zero input is nonzero, channel additivity or direct nonlinear pulses exceed their gates, or step and equivalent-unit controls do not reproduce.", "adjudication": "The result is retained as local first-order analytical evidence. It does not establish bounded nonlinear reachability, controller superiority, human capacity or strategy, passive torque, robustness, or coaching guidance.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-26" }, { "claim_id": "PD-CLAIM-318", "adjudication_outcome": "supported", "statement": "Across four matched phase windows, the frozen-local and trajectory-varying Gramians differ by relative norms from 0.136042 to 0.297782, so the frozen operating-point countermodel does not reproduce the registered finite-window authority.", "classification": "frozen_local_countermodel_divergence", "published_status": "supported_for_declared_local_first_order_analytical_trajectory", "audit_status": "exact_step_event_projection_channel_direct_pulse_refinement_unit_and_frozen_local_controls_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:369", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:381" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/trajectory_control_authority.json", "docs/research/proximal_distal_energy_transfer/data/trajectory_control_authority.npz", "docs/research/proximal_distal_energy_transfer/figures/fig_trajectory_control_authority.pdf", "docs/research/proximal_distal_energy_transfer/TRAJECTORY_CONTROL_AUTHORITY.md", "docs/research/proximal_distal_energy_transfer/MODEL_COMPLETION_FALSIFICATION_MATRIX.md", "scripts/research/proximal_distal_energy/trajectory_control_authority.py", "scripts/research/proximal_distal_energy/run_trajectory_control_authority.py", "scripts/research/proximal_distal_energy/make_trajectory_control_authority_figure.py", "tests/research/test_trajectory_control_authority.py", "tests/research/test_trajectory_control_authority_evidence.py" ], "model_domain": "One synthetic open-loop analytical double-pendulum downswing, linearized along the registered exact RK4 trajectory through the first positive club-vertical crossing.", "uncertainty_boundary": "This rejects equivalence only for four matched windows on the registered trajectory. It is not a global nonlinear reachability or controller-ranking result.", "falsifier": "Matched-window recomputation makes every frozen-local difference numerically negligible, or the trajectory-varying result fails its direct-pulse and refinement gates.", "adjudication": "The result is retained as local first-order analytical evidence. It does not establish bounded nonlinear reachability, controller superiority, human capacity or strategy, passive torque, robustness, or coaching guidance.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-26" }, { "claim_id": "PD-CLAIM-319", "adjudication_outcome": "supported", "statement": "For the registered same-bracket model scenario, 32 of 38 exact-RK4 replays are feasible; the 6 infeasible cases are exactly displaced targets under zero authority, every enabled-channel case reaches its target, and the maximum feasible tangent residual is 8.82244e-11.", "classification": "bounded_local_event_reachability_feasibility", "published_status": "supported_for_registered_local_bounded_model_scenario", "audit_status": "exact_rk4_multiple_shooting_independent_replay_continuation_killswitch_refinement_adverse_and_multistart_controls_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:389", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:403", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:410" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/bounded_event_reachability.json", "docs/research/proximal_distal_energy_transfer/data/bounded_event_reachability.npz", "docs/research/proximal_distal_energy_transfer/figures/fig_bounded_event_reachability.pdf", "docs/research/proximal_distal_energy_transfer/BOUNDED_EVENT_REACHABILITY.md", "docs/research/proximal_distal_energy_transfer/MODEL_COMPLETION_FALSIFICATION_MATRIX.md", "scripts/research/proximal_distal_energy/bounded_event_reachability.py", "scripts/research/proximal_distal_energy/bounded_event_multiple_shooting.py", "scripts/research/proximal_distal_energy/run_bounded_event_reachability.py", "scripts/research/proximal_distal_energy/make_bounded_event_reachability_figure.py", "tests/research/test_bounded_event_reachability.py", "tests/research/test_bounded_event_multiple_shooting.py", "tests/research/test_bounded_event_reachability_study.py", "tests/research/test_bounded_event_reachability_evidence.py" ], "model_domain": "One synthetic analytical planar double-pendulum trajectory, one positive delivery guard, small event-tangent targets, and final event time restricted to the nominal crossing bracket.", "uncertainty_boundary": "The registered offsets are small, the event is confined to one nominal bracket, and the bounds are model scenarios rather than human measurements.", "falsifier": "Any enabled-channel target fails independent replay, any displaced zero-authority target becomes feasible, event topology becomes ineligible, or mesh, step, or adverse-state controls fail.", "adjudication": "The result is retained only as bounded local model-scenario feasibility. The failed multistart optimality gate suppresses channel, controller, and effort rankings. It does not establish global reachability, human capacity or strategy, passive torque, participant behavior, or coaching guidance.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-26" }, { "claim_id": "PD-CLAIM-320", "adjudication_outcome": "supported", "statement": "Both multistarts converge, but their scaled objectives of 2.05356e-8 and 2.56595e-8 differ by 24.9517%, exceeding the 5% gate; optimality evidence is inadequate and channel or controller rankings remain unavailable.", "classification": "bounded_event_optimality_gate_failure", "published_status": "supported_for_registered_local_bounded_model_scenario", "audit_status": "exact_rk4_multiple_shooting_independent_replay_continuation_killswitch_refinement_adverse_and_multistart_controls_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "cross_tier_synthesis", "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch07_model_ladder", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:424", "docs/research/proximal_distal_energy_transfer/chapters/_ch07_model_ladder.qmd:432" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/bounded_event_reachability.json", "docs/research/proximal_distal_energy_transfer/data/bounded_event_reachability.npz", "docs/research/proximal_distal_energy_transfer/figures/fig_bounded_event_reachability.pdf", "docs/research/proximal_distal_energy_transfer/BOUNDED_EVENT_REACHABILITY.md", "docs/research/proximal_distal_energy_transfer/MODEL_COMPLETION_FALSIFICATION_MATRIX.md", "scripts/research/proximal_distal_energy/bounded_event_reachability.py", "scripts/research/proximal_distal_energy/bounded_event_multiple_shooting.py", "scripts/research/proximal_distal_energy/run_bounded_event_reachability.py", "scripts/research/proximal_distal_energy/make_bounded_event_reachability_figure.py", "tests/research/test_bounded_event_reachability.py", "tests/research/test_bounded_event_multiple_shooting.py", "tests/research/test_bounded_event_reachability_study.py", "tests/research/test_bounded_event_reachability_evidence.py" ], "model_domain": "One synthetic analytical planar double-pendulum trajectory, one positive delivery guard, small event-tangent targets, and final event time restricted to the nominal crossing bracket.", "uncertainty_boundary": "Independent feasibility survives; minimum effort, controller superiority, and biological allocation do not.", "falsifier": "A preregistered multistart/global solve brings all retained objectives within the 5% gate and independently reproduces any proposed ranking under matched tasks and bounds.", "adjudication": "The result is retained only as bounded local model-scenario feasibility. The failed multistart optimality gate suppresses channel, controller, and effort rankings. It does not establish global reachability, human capacity or strategy, passive torque, participant behavior, or coaching guidance.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-26" }, { "claim_id": "PD-CLAIM-235", "adjudication_outcome": "supported", "statement": "The rotating-base tier is a seven-coordinate, four-constraint planar mechanism with finite torso inertia, separated hand reactions, projected position/velocity closure, and a checked bilateral contact-power identity.", "classification": "rotating_base_model_and_constraint_contract", "published_status": "supported_at_declared_model_tier", "audit_status": "independent_evidence_reconciliation_and_scope_correction_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "planar_reduced" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch03d_shoulder_velocity_transfer", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch03d_shoulder_velocity_transfer.qmd:287", "docs/research/proximal_distal_energy_transfer/chapters/_ch03d_shoulder_velocity_transfer.qmd:303", "docs/research/proximal_distal_energy_transfer/chapters/_ch03d_shoulder_velocity_transfer.qmd:311" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/rotating_base_torso_velocity_study.json", "scripts/research/proximal_distal_energy/rotating_base_two_hand.py" ], "model_domain": "Finite-inertia planar torso, two arms, separated grips, and compliant club surrogate.", "uncertainty_boundary": "The coordinates are mechanism coordinates, not anatomical thorax, scapula, or shoulder observables.", "falsifier": "Constraint rank, closure, action-reaction, or bilateral power identity fails.", "adjudication": "Reconciled to committed machine evidence with the stated model and human boundaries retained.", "reviewer": 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No controller comparison, human inference, passive-torque claim, or coaching recommendation is released.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-26" }, { "claim_id": "PD-CLAIM-327", "adjudication_outcome": "supported", "statement": "The articulated same-state acceleration and generalized power close under a configuration, velocity-dependent bias, bilateral-contact, and zero applied-input decomposition across the registered native-engine atlas.", "classification": "articulated_same_state_attribution_qualification", "published_status": "supported_for_declared_pointwise_synthetic_matrix", "audit_status": "articulated_same_state_drift_contact_attribution_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "articulated_spatial" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06cd_articulated_attribution", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06cd_articulated_attribution.qmd:3", "docs/research/proximal_distal_energy_transfer/chapters/_ch06cd_articulated_attribution.qmd:21", "docs/research/proximal_distal_energy_transfer/chapters/_ch06cd_articulated_attribution.qmd:28", "docs/research/proximal_distal_energy_transfer/chapters/_ch06cd_articulated_attribution.qmd:37", "docs/research/proximal_distal_energy_transfer/chapters/_ch06cd_articulated_attribution.qmd:44", "docs/research/proximal_distal_energy_transfer/chapters/_ch06cd_articulated_attribution.qmd:53" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/articulated_drift_contact_attribution.json", "docs/research/proximal_distal_energy_transfer/data/articulated_drift_contact_attribution.npz", "docs/research/proximal_distal_energy_transfer/figures/fig_articulated_drift_contact_attribution.pdf", "scripts/research/proximal_distal_energy/articulated_drift_contact_attribution.py", "scripts/research/proximal_distal_energy/run_articulated_drift_contact_attribution.py", "scripts/research/proximal_distal_energy/make_articulated_drift_contact_attribution_figure.py", "scripts/research/proximal_distal_energy/register_articulated_drift_contact_attribution_claims.py", "tests/research/test_articulated_drift_contact_attribution.py", "tests/research/test_articulated_drift_contact_attribution_evidence.py" ], "model_domain": "Six synthetic profiles, three grip spans, thirteen closed states per case, twenty generalized coordinates, four contribution classes, and two native engines without a forward step.", "uncertainty_boundary": "The decomposition is operational and state-specific; it does not identify anatomical force sources or a forward causal effect.", "falsifier": "Any registered closure, pathway killswitch, coordinate-scaling, corruption-detection, or cross-engine tolerance fails.", "adjudication": "All registered same-state closure, pathway, scaling, corruption, and native-operator gates pass; interpretation remains pointwise.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-27" }, { "claim_id": "PD-CLAIM-328", "adjudication_outcome": "supported", "statement": "Contact is positively aligned with total mass-metric acceleration but contributes negative generalized power throughout the registered atlas, so acceleration alignment does not identify positive work or transfer.", "classification": "articulated_acceleration_power_sign_distinction", "published_status": "supported_for_declared_pointwise_synthetic_matrix", "audit_status": "articulated_same_state_drift_contact_attribution_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "articulated_spatial" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06cd_articulated_attribution", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06cd_articulated_attribution.qmd:62" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/articulated_drift_contact_attribution.json", "docs/research/proximal_distal_energy_transfer/data/articulated_drift_contact_attribution.npz", "docs/research/proximal_distal_energy_transfer/figures/fig_articulated_drift_contact_attribution.pdf", "scripts/research/proximal_distal_energy/articulated_drift_contact_attribution.py", "scripts/research/proximal_distal_energy/run_articulated_drift_contact_attribution.py", "scripts/research/proximal_distal_energy/make_articulated_drift_contact_attribution_figure.py", "scripts/research/proximal_distal_energy/register_articulated_drift_contact_attribution_claims.py", "tests/research/test_articulated_drift_contact_attribution.py", "tests/research/test_articulated_drift_contact_attribution_evidence.py" ], "model_domain": "Six synthetic profiles, three grip spans, thirteen closed states per case, twenty generalized coordinates, four contribution classes, and two native engines without a forward step.", "uncertainty_boundary": "The signs arise under an imposed synthetic perturbation and are neither forward work nor human performance evidence.", "falsifier": "Any retained state has nonpositive contact acceleration projection, nonnegative contact power, or inadequate unreported denominators.", "adjudication": "All registered same-state closure, pathway, scaling, corruption, and native-operator gates pass; interpretation remains pointwise.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-27" }, { "claim_id": "PD-CLAIM-329", "adjudication_outcome": "supported", "statement": "The same-state attribution does not establish forward persistence, accumulated impulse or work, biological torque or effort, human transfer, slack management, timing economy, coaching strategy, or safety.", "classification": "articulated_same_state_attribution_inference_boundary", "published_status": "explicitly_bounded", "audit_status": "articulated_same_state_drift_contact_attribution_checked", "evidence_qualifications": [ "project_executable_or_data" ], "evidence_tiers": [ "project_derivation_or_document", "project_executable_or_generated" ], "source_independence": "project_only", "model_tiers": [ "articulated_spatial" ], "unresolved_replication_classes": [ "none_declared" ], "claim_family": "ch06cd_articulated_attribution", "source_locations": [ "docs/research/proximal_distal_energy_transfer/chapters/_ch06cd_articulated_attribution.qmd:75" ], "evidence_artifacts": [ "docs/research/proximal_distal_energy_transfer/data/articulated_drift_contact_attribution.json", "docs/research/proximal_distal_energy_transfer/data/articulated_drift_contact_attribution.npz", "docs/research/proximal_distal_energy_transfer/figures/fig_articulated_drift_contact_attribution.pdf", "scripts/research/proximal_distal_energy/articulated_drift_contact_attribution.py", "scripts/research/proximal_distal_energy/run_articulated_drift_contact_attribution.py", "scripts/research/proximal_distal_energy/make_articulated_drift_contact_attribution_figure.py", "scripts/research/proximal_distal_energy/register_articulated_drift_contact_attribution_claims.py", "tests/research/test_articulated_drift_contact_attribution.py", "tests/research/test_articulated_drift_contact_attribution_evidence.py" ], "model_domain": "Six synthetic profiles, three grip spans, thirteen closed states per case, twenty generalized coordinates, four contribution classes, and two native engines without a forward step.", "uncertainty_boundary": "Matched forward attribution through contact transitions, coupled structures, uncertainty, and adverse loading remains open.", "falsifier": "A forward, biological, human, equipment, coaching, or safety claim is attributed to this pointwise gate alone.", "adjudication": "All registered same-state closure, pathway, scaling, corruption, and native-operator gates pass; interpretation remains pointwise.", "reviewer": "Codex technical audit", "last_verified_on": "2026-08-27" } ] }