FR-AM-0002

Anomalous Excess Heat — Electrochemical Cells Beyond Conventional Chemistry

Electrochemical cells can produce anomalous excess heat that is not fully explained by conventional chemical processes.

FragmentingVS-03·since 2026-09-09

Assessment trajectory

Fragmentingstate held · last assessed 2026-09-09

Verification Matrix

Verification position derived from the record’s assessments; dates show when Faultline first recorded each stage.

VS-01

Assertion

—

VS-02

Published evidence

—

VS-03

Audit

Current from 2026-09-09 — present

VS-04

Replication

First recorded 2024-01-15

VS-05

Operation

—

Stage first recorded Current verification position Not yet recorded

State Warrant

Current stateFragmentingVS-03

Why this state?Append-only correction following the operator-approved LPR-001-D11 repair. AS-001 is preserved as historical assessment. The correction removes reliance on the misattributed Texas A&M/McKubre claim, the overstated Storms protocol claim, the false Berlinguette anomalous-calorimetry attribution and the conflated NASA/Navy institutional-engagement premise.

Assessment summaryLPR-001-D11 materially narrows the evidence for anomalous electrochemical excess heat without resolving the claim. IN-001 now shows a mixed 1989 calorimetry record, including an initially positive Texas A&M result that was later retracted. IN-002 preserves SRI's reported association between excess power and high D/Pd loading, but treats the approximately 0.9 loading level as a reported programme criterion rather than an independently established threshold law. IN-003 is now correctly framed as a proponent review arguing that material state helps explain variable reproducibility, not as validation of a specific preparation protocol. IN-004 removes the strongest legacy overstatement: Berlinguette et al. did not independently acknowledge unexplained anomalous heat; their modern programme reported no evidence of a cold-fusion effect. IN-005 likewise contributes no direct positive evidence because NASA's lattice-confinement work is an externally driven fusion experiment rather than electrochemical excess-heat replication. The remaining record therefore consists of persistent positive calorimetric claims with sourceable parameter hypotheses, countered by mixed replication, retractions and a major modern null programme. FRAGMENTING / VS-03 is retained because neither a reproducible positive protocol nor a decisive artefact account spans the full historical claim set.

State entered2024-01-15

Last reaffirmed2026-09-09

Mechanisms

Causal mechanisms recorded for this claim. The State Warrant above remains the authoritative current assessment.

Resistance MechanismRM-001

Calorimetric systematic error and baseline uncertainty. Electrochemical calorimetry requires accurate accounting for electrical input, recombination, gas handling, calibration stability and changing cell conditions. The historical record contains both positive and null measurements, including retracted results, so measurement artefact remains a live alternative explanation for at least some reported excess heat. Berlinguette et al. (2019) should not be cited as having found unexplained anomalous calorimetry; its relevance is that a modern high-rigour programme did not confirm the claimed cold-fusion effect.

Resistance MechanismRM-002

Limited independent replication across heterogeneous protocols. Positive excess-heat claims have been produced under differing materials, loading procedures, calorimeters and analysis choices, while null results have also been reported. This heterogeneity makes comparison difficult and weakens inference from any single programme. The earlier wording that attributed the problem to a structurally isolated community and publication-selection bias is not retained as an established causal finding because LPR-001-D11 did not establish that sociological mechanism directly.

BottleneckBN-001

A discriminating shared protocol is still missing from the evidential record. Resolution requires a protocol that specifies material preparation, deuterium loading measurement, calorimetric calibration, chemical-energy accounting, controls and prespecified analysis closely enough that independent laboratories can test the same proposition and interpret both positive and null outcomes consistently. SRI's loading correlation and Storms' materials interpretation provide hypotheses about necessary conditions, but neither is treated here as an already validated universal protocol.

INHERITED CONDITIONIN-001

Parent record contamination. The evidence trail for this record largely arose inside attempts to test the nuclear-fusion claim tracked in FR-AM-0001, so heat observations and nuclear interpretation were historically entangled. That inheritance complicates retrospective evaluation of the narrower heat claim. A clean resolution would benefit from experiments designed specifically to test excess heat and its chemical accounting without presupposing a nuclear mechanism.

Assessment History

2024-01-15

Initial assessment — Fragmenting

The claim occupies an unusual position in the corpus. The anomalous heat observations have been made by credentialled researchers using dedicated calorimetric equipment over thirty-five years. They have not been definitively refuted — no study has demonstrated that the reported observations are entirely attributable to measurement error, and the Berliner et al. (2019) study explicitly declined to make that claim. At the same time, the observations have not been reproduced on demand by independent laboratories following a shared, agreed protocol. The strongest quantitative claim in the record — SRI International's loading-fraction correlation (INST-002) — has not been independently confirmed under fully controlled conditions, and the Storms preparation protocols (INST-003) that claim to improve reproducibility have not been validated against a rigorous baseline. The pressure state is FRAGMENTING: the phenomenon has neither been confirmed as real nor definitively attributed to measurement artefact, and no agreed controlled protocol yet exists that would let a null result be accepted as meaningful (BN-001).

Verification Stage: VS-04 after ratified review (stored code VS-03 preserved).^*

2026-09-09

Reassessed, no change — Fragmenting

LPR-001-D11 materially narrows the evidence for anomalous electrochemical excess heat without resolving the claim. IN-001 now shows a mixed 1989 calorimetry record, including an initially positive Texas A&M result that was later retracted. IN-002 preserves SRI's reported association between excess power and high D/Pd loading, but treats the approximately 0.9 loading level as a reported programme criterion rather than an independently established threshold law. IN-003 is now correctly framed as a proponent review arguing that material state helps explain variable reproducibility, not as validation of a specific preparation protocol. IN-004 removes the strongest legacy overstatement: Berlinguette et al. did not independently acknowledge unexplained anomalous heat; their modern programme reported no evidence of a cold-fusion effect. IN-005 likewise contributes no direct positive evidence because NASA's lattice-confinement work is an externally driven fusion experiment rather than electrochemical excess-heat replication. The remaining record therefore consists of persistent positive calorimetric claims with sourceable parameter hypotheses, countered by mixed replication, retractions and a major modern null programme. FRAGMENTING / VS-03 is retained because neither a reproducible positive protocol nor a decisive artefact account spans the full historical claim set.

Append-only correction following the operator-approved LPR-001-D11 repair. AS-001 is preserved as historical assessment. The correction removes reliance on the misattributed Texas A&M/McKubre claim, the overstated Storms protocol claim, the false Berlinguette anomalous-calorimetry attribution and the conflated NASA/Navy institutional-engagement premise.

Claim Lineage

Historical narrative recorded for this claim. It does not override the current State Warrant.

1989

Excess heat is reported within the cold-fusion replication wave. Texas A&M and other groups report positive calorimetry, while other laboratories report null results; the Texas A&M April result is later retracted. Heat and nuclear interpretation are initially entangled.

1992–2009

SRI develops a parameter-based account of reported excess power. McKubre and colleagues emphasise high deuterium loading, including an approximately 0.9 D/Pd criterion, as associated with positive observations. The correlation remains a programme-reported hypothesis rather than an independently established threshold law.

2010

Storms publishes a proponent review arguing that material state and preparation help explain difficult reproducibility. The review documents continued positive claims but does not independently validate a universal preparation protocol.

2019

Google-funded multi-institution re-evaluation. Berlinguette et al. report no evidence of a cold-fusion effect while identifying adjacent questions in highly hydrided metals and low-energy nuclear-reaction parameter space. The paper does not confirm unexplained anomalous calorimetric heat.

2020–24

Adjacent institutional work continues, including NASA Glenn lattice-confinement fusion, but this research uses externally generated energetic conditions and is not a replication of electrochemical excess heat. Institutional interest is therefore not treated as positive evidence for this claim.

2026

LPR-001-D11 separates sourceable calorimetric claims from legacy attribution and interpretation errors. The record remains open and fragmented around reproducibility, measurement control and the absence of a shared discriminating protocol.

Open Questions

Questions retained in this record. The current State Warrant may have narrowed or reframed earlier questions.

OQ-001

Can independent evaluators and proponents agree a controlled protocol with prespecified material, loading, calorimetric, control and analysis criteria such that both positive and null results are interpretable against the same hypothesis?

Raised 2024-01-15

OQ-002

Does the SRI-reported association between high D/Pd loading and excess power survive a preregistered independent test that measures loading directly, includes hydrogen and blank controls, and prespecifies the calorimetric error model? This is the clearest bounded test of IN-002 without assuming that the approximately 0.9 value is already an established threshold law.

Raised 2024-01-15

OQ-003

IN-001 is the first Inherited Condition in the corpus. Does this mechanism type recur in other records, or is it a property of parent-child record relationships specifically? The answer requires further record lineage development before it is observable.

Raised 2024-01-15

OQ-004

What evidence would move the claim toward RESOLVING? At minimum, a shared discriminating protocol plus independent replication of a prespecified excess-heat result with complete chemical-energy accounting would provide positive convergence; repeated high-powered null results under the same agreed conditions would provide negative convergence. Current institutional activity outside that protocol, including adjacent fusion research, is not sufficient by itself.

Raised 2024-01-15

Mutation Log

Mutation	Date	Field	Prior value	Current value
M-011	2026-10-08	provenance_review	LPR-001-D11	LPR-001-D45
M-010	2026-09-09	assessment_and_dependencies_corrected	AS-001 / legacy RM-BN-lineage-OQ wording	AS-002 / corrected dependencies
M-009	2026-09-09	provenance_correction	LPR-001-D11 discrepancies_found	LPR-001-D11 discrepancies_corrected
M-008	2026-09-09	provenance_review	—	LPR-001-D11
M-007	2026-09-06	description_restored	Legacy ingestion cutoffs: mechanisms:RM-001, mechanisms:RM-002, mechanisms:BN-001, mechanisms:IN-001, lineage:1989, lineage:1989–91, lineage:2024	Source-restored complete descriptions
M-006	2026-06-18	record_id_migrated	FR-MF-0002	FR-AM-0002
M-005	2024-01-15	programme_panel_added	—	PROGRAMME-PANEL-ADDED
M-004	2024-01-15	mechanisms_recorded	—	MECHANISMS-RECORDED
M-003	2024-01-15	assessment_issued	—	ASSESSMENT-ISSUED
M-002	2024-01-15	instances_logged	—	INSTANCES-LOGGED
M-001	2024-01-15	record_created	—	RECORD-CREATED

Evidence Sources

5 instances on recordShow sources ↓Hide ↑

IN-001Early excess-heat reports — mixed 1989 replication record1. U.S. Department of Energy, Energy Research Advisory Board (1989), Cold Fusion Research — Appendix 2.A: Early Chronology of Heat Production. · April 11 Texas A&M excess-heat report and later retraction; April–May positive and negative calorimetry chronologypartial

IN-002SRI International — reported loading dependence in D/Pd calorimetry1. McKubre, M. C. H. et al. (1992/1993), Excess Power Observations in Electrochemical Studies of the D/Pd System; the Influence of Loading, Proceedings of the Third International Conference on Cold Fusion. · Abstract; introduction; loading criterion of approximately D/Pd 0.9 or greater2. McKubre, M. C. H. (2009), Excess Power Observations in Electrochemical Studies of the D/Pd System; the Operating Parameter Space, ICCF-15 proceedings. · Operating-parameter-space discussion; high deuterium loading and reported excess-power correlationsupportive

IN-003Storms review — material-dependent interpretation of reproducibility1. Storms, E. (2010), Status of cold fusion (2010), Naturwissenschaften 97, 861–881. · Review abstract and discussion of material-dependent reproducibility and reported heat-producing systemspartial

IN-004Google-funded re-evaluation — no cold-fusion effect observed1. Berlinguette, C. P. et al. (2019), Revisiting the cold case of cold fusion, Nature 570, 45–51. · Abstract; multi-institution programme; no evidence of cold-fusion effect; adjacent materials insightscontesting

IN-005Legacy NASA/Navy institutional-engagement bundle — not evidence for electrochemical excess heat1. NASA Glenn Research Center, Lattice Confinement Fusion. · 2020 Physical Review C work; deuterated-metal lattice; externally created energetic conditions for fusionneutral