{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp12_substrate_denial72_20260805","research_id":"eoa_inverse_innovation_exp12_light_screen_20260805","cell_id":"prediction_error_learning_calibration__accounting_auditing","search_lanes":{"direct_problem_and_intervention":{"queries":["reusable container inventory tare weight fixed tare variation residue corrosion cylinders kegs","mechanical automatic tare correction balance ratchet dashpot deadband"],"source_ids":["SRC1","SRC4"],"no_result_note":"No exact match was found for a non-electronic, cross-sample mechanical tare-learning instrument; this phrase miss is not evidence of novelty."},"synonyms_and_historical_terms":{"queries":["average tare weight cylinders inventory accounting quantity standard","common tare periodic sampling updated tare weight reusable containers","patent self adjusting tare weight balance scale mechanical"],"source_ids":["SRC2","SRC4"],"no_result_note":null},"products_practices_and_standards":{"queries":["OIML automatic zero setting tare balancing device mechanical weighing instrument","tare weight variation reusable containers individual tare weighing","inventory by weight tare containers reconciliation audit"],"source_ids":["SRC1","SRC2","SRC3"],"no_result_note":null},"component_combination":{"queries":["patent mechanical scale automatic tare adjustment ratchet balance beam","mechanical adaptive calibration balance deadband ratchet integrator scale","moving average tare scale containers"],"source_ids":["SRC3","SRC4"],"no_result_note":"Search found bounded automatic correction and mechanical tare devices separately, but no retained source directly disclosed the proposal's complete mechanical cross-container accumulator."}},"sources":[{"source_id":"SRC1","title":"2022 NCWM-NIST National Survey on 20 lb LPG (Propane) Cylinders","publisher":"National Institute of Standards and Technology","url":"https://www.nist.gov/publications/2022-ncwm-nist-national-survey-20-lb-lpg-propane-cylinders","source_type":"PRIMARY_RESEARCH","claims_supported":["A large field survey compared stamped and actual cylinder tare weights.","Only 44.3% of new and 32.0% of used cylinders met the then-existing tare-weight requirements.","Tare accuracy, residual contents, net-content compliance, and weighing procedures are observable operational concerns."]},{"source_id":"SRC2","title":"Common Tares","publisher":"California Department of Food and Agriculture, Division of Measurement Standards","url":"https://www.cdfa.ca.gov/dms/programs/wm/commontares.pdf","source_type":"OFFICIAL_GUIDANCE","claims_supported":["Common tare is established from the average weight of sampled containers.","Users must maintain common tare within prescribed variation, and representative samples may be used for verification.","An out-of-tolerance common tare must not be used until re-established by a weighmaster; heterogeneous units and other factors affecting the average must be investigated."]},{"source_id":"SRC3","title":"OIML R 76: Nonautomatic Weighing Instruments","publisher":"International Organization of Legal Metrology","url":"https://www.oiml.org/en/files/pdf_r/r076-1-e92.pdf","source_type":"OFFICIAL_STANDARD","claims_supported":["The standard recognizes automatic zero-setting, zero-tracking, preset-tare, automatic tare, and mechanical tare-adding devices.","Automatic zero and tare functions are constrained by stable-equilibrium, accuracy, operating-range, correction-rate, and visibility requirements.","Commercial or direct-sales use can impose restrictions beyond bench feasibility."]},{"source_id":"SRC4","title":"US3962570A — Scale with manual tare entry","publisher":"Google Patents / United States Patent and Trademark Office","url":"https://patents.google.com/patent/US3962570A/en","source_type":"OTHER","claims_supported":["The patent discloses signed incremental automatic zero correction stored in a correction register, with small-error thresholds and a bounded correction range.","It expressly describes using the correction arrangement as self-correcting tare for successive similar containers.","Its implementation is electronic and corrects the current scale zero or container tare rather than mechanically learning a class-level reference from a controlled sample sequence."]}],"problem_evidence":{"status":"PARTLY_SUPPORTED","finding":"The underlying measurement problem is visible: actual cylinder tare can differ materially from a stamped or established tare, and official common-tare practice requires sampling, tolerance checks, and re-establishment. The retained sources also connect tare errors to net-content and transaction accuracy. They do not directly quantify discrepancies in reusable-container inventory accounting records, so that downstream accounting consequence remains an inference.","source_ids":["SRC1","SRC2"]},"closest_prior_art":[{"name":"US3962570A self-correcting tare arrangement","source_ids":["SRC4"],"overlap":"Uses signed error, a small correction threshold, incremental bidirectional updates, stored correction, a bounded range, and successive similar containers to maintain tare-related scale accuracy.","remaining_difference":"It is electronic, primarily corrects scale zero or an immediately captured container tare, and does not disclose a non-electronic collar that accumulates controlled observations across selected empty containers to update a class-level conversion reference."},{"name":"California common-tare verification and re-establishment practice","source_ids":["SRC2"],"overlap":"Samples in-use containers, compares their average with an established common tare, applies tolerances, screens heterogeneous units, and requires re-establishment when the reference is invalid.","remaining_difference":"The update is periodic, mathematical, and weighmaster-controlled rather than a reversible mechanical signed-error integrator with deadband, fixed steps, damping, and persistent physical memory."},{"name":"OIML automatic zero-tracking and tare-device framework","source_ids":["SRC3"],"overlap":"Recognizes automatic tare or zero correction, mechanical tare indication, repeated tare operations, correction limits, accuracy constraints, and stable-equilibrium guards.","remaining_difference":"It specifies permissible instrument functions and performance rather than learning a reusable-container class tare from repeated prediction errors."}],"prior_art_disposition":"ADJACENT_PRIOR_ART","contrastive_claim_remaining":"Relative to a static common tare, periodic raw sample averaging, and electronic self-correcting tare, a testable distinction remains: whether a wholly mechanical, direction-sensitive, deadbanded, step-limited accumulator can retain cross-sample evidence of persistent class-level tare drift and improve subsequent blinded weight-to-count estimates without chasing isolated anomalies.","contrastive_claim_falsifier":"The claim is falsified if an earlier source or product discloses the same cross-container non-electronic bounded accumulator, or if blinded bench trials show incorrect-direction or inconsistent increments, failure to reject shocks and near-zero deviations, or worse out-of-sample conversion error than the unchanged fixed-tare and predeclared sample-mean baselines.","gates":{"adequate_source_search":{"status":"PASS","rationale":"The bounded search covered the proposal directly, common/average/preset-tare terminology, older patents, official sampling practice, metrology standards, automatic correction, and combinations of the mechanical and learning components. Four opened sources from four publishers were retained, including primary research and official guidance or standards.","source_ids":["SRC1","SRC2","SRC3","SRC4"]},"supported_problem":{"status":"PASS","rationale":"Primary field evidence and official common-tare guidance support real differences between established and actual tare and the need for verification, although the inventory-ledger consequence is only indirectly supported.","source_ids":["SRC1","SRC2"]},"distinct_testable_claim":{"status":"PASS","rationale":"The surviving contrast is narrower than generic automatic tare: non-electronic, cross-sample, bounded signed-error accumulation that changes a class-level physical reference. Its mechanical behavior and out-of-sample error can be compared with fixed-tare and sample-mean baselines.","source_ids":["SRC2","SRC3","SRC4"]},"bounded_next_test":{"status":"PASS","rationale":"A quarantined bench sequence using inert calibrated weights and empty containers can test sign, deadband, step size, damping, bounds, reversibility, and blinded final estimation error without touching a production scale or ledger.","source_ids":["SRC2","SRC3"]},"no_obvious_safety_or_authority_stop":{"status":"PASS","rationale":"No obvious stop applies to the proposed inert, reversible, disconnected bench test. Production, commercial, or accounting use would require metrology and controller approval and may be restricted by applicable tare-device and weighmaster rules.","source_ids":["SRC2","SRC3"]}},"screen_survival":true,"world_novelty_boundary":"This coarse public-web screen found adjacent prior art but no retained source disclosing the complete combination. It cannot establish world novelty, patentability, freedom to operate, market size, expert acceptance, regulatory approval, or realized accounting value."}