{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp12_substrate_denial72_20260805","research_id":"eoa_inverse_innovation_exp12_light_screen_20260805","cell_id":"preimage_set_characterization__accounting_auditing","search_lanes":{"direct_problem_and_intervention":{"queries":["bulk liquid inventory shortage tank farm mass balance reconciliation measurement uncertainty losses","proportional sampler every transfer boundary retained sample tank farm flow measurement"],"source_ids":["SRC1","SRC4"],"no_result_note":"No direct match was found for weighing fixed-fraction retained-liquid witnesses at every tank-farm boundary to characterize the complete feasible set of shortage configurations."},"synonyms_and_historical_terms":{"queries":["tank farm shortage multiple causes measurement error inventory reconciliation official guidance","measurement redundancy data reconciliation mass balance leak localization tanks flow primary research"],"source_ids":["SRC1","SRC3"],"no_result_note":null},"products_practices_and_standards":{"queries":["ISO 3171 automatic pipeline sampling flow proportional sampling receiver","tank farm inventory reconciliation standard API MPMS loss control"],"source_ids":["SRC1","SRC2","SRC4"],"no_result_note":null},"component_combination":{"queries":["flow proportional sampler retained sample mass measure total flow tank load cells mass balance leak localization","multiple flow meters tank mass balance leak localization measurement uncertainty"],"source_ids":["SRC2","SRC3","SRC4"],"no_result_note":null}},"sources":[{"source_id":"SRC1","title":"Code of practice for storage tank systems containing petroleum and allied products: part 8","publisher":"Environment and Climate Change Canada","url":"https://www.canada.ca/en/environment-climate-change/services/canadian-environmental-protection-act-registry/publications/code-practice-storage-tank-systems/part-8.html","source_type":"OFFICIAL_GUIDANCE","claims_supported":["Storage-tank inventory control reconciles product and water levels against dispenser readings, shipments, deliveries, and internal transfers.","The code expressly recognizes unexplained inventory losses and prescribes notification thresholds.","Transfer, inspection, leak-response, testing, training, and authority requirements create relevant safety and governance constraints."]},{"source_id":"SRC2","title":"ISO 3171:1988 — Petroleum liquids — Automatic pipeline sampling","publisher":"International Organization for Standardization","url":"https://www.iso.org/standard/8357.html","source_type":"OFFICIAL_STANDARD","claims_supported":["Automatic pipeline sampling of crude oil and liquid petroleum products is an established standardized practice.","The standard covers specifying, testing, operating, maintaining, and monitoring petroleum sampling systems.","The 1988 edition was reviewed and confirmed as current in 2026."]},{"source_id":"SRC3","title":"Data validation and reconciliation for error correction and gross error detection in multiphase allocation systems","publisher":"University of Groningen Research Portal","url":"https://research.rug.nl/nl/publications/data-validation-and-reconciliation-for-error-correction-and-gross","source_type":"PRIMARY_RESEARCH","claims_supported":["Flow-measurement errors at multiple system locations cause allocation imbalances.","Data validation and reconciliation exploits redundant process measurements to reduce error and detect gross errors.","Network redundancy affects identifiability: interior gross errors may be located while exterior errors can remain unallocable when redundancy is limited."]},{"source_id":"SRC4","title":"Automatic Sampling Systems","publisher":"KAM Controls","url":"https://www.kam.com/automatic-sampling-systems/","source_type":"FIRST_PARTY_PRODUCT","claims_supported":["Commercial petroleum systems extract samples from flowing liquid into receivers.","Commercial systems can order samples proportionally to metered flow and use receiver weight or volume measurements.","The marketed systems use controllers and are intended to preserve representative samples for composition or water-content analysis rather than to use retained sample mass as an independent custody-flow witness."]}],"problem_evidence":{"status":"SUPPORTED","finding":"The underlying problem is visible. Official guidance recognizes unexplained storage-tank losses after reconciliation across levels, meters, deliveries, and transfers, while petroleum-allocation research shows that measurement errors at multiple locations create imbalances and that limited redundancy prevents unique attribution. These sources support the many-to-one shortage problem, although they do not establish its prevalence or audit effect size.","source_ids":["SRC1","SRC3"]},"closest_prior_art":[{"name":"Redundant-measurement data validation and reconciliation for petroleum allocation","source_ids":["SRC3"],"overlap":"Uses network mass-balance constraints and redundant measurements to reduce uncertainty, detect gross errors, and determine which error locations are identifiable.","remaining_difference":"It reconciles sensor data toward estimates and gross-error locations; it does not use sealed retained-liquid witnesses at every boundary or report the full interval-valued family of loss, bypass, and offset configurations compatible with the observations."},{"name":"ISO 3171 automatic pipeline sampling implemented with commercial proportional samplers and receivers","source_ids":["SRC2","SRC4"],"overlap":"Establishes pipeline sampling apparatus, proportional operation, retained samples, receivers, testing, and monitoring—substantially overlapping the proposal's physical components.","remaining_difference":"The located practice collects representative quality samples, ordinarily under controller and flow-meter direction. The retained sources do not show mechanically fixed-fraction receiver mass at every declared boundary being treated as an independent quantitative flow witness for conservation-cell preimage characterization."},{"name":"Regulated storage-tank inventory reconciliation","source_ids":["SRC1"],"overlap":"Compares tank levels with meters, receipts, issues, and internal transfers and recognizes unexplained gains or losses.","remaining_difference":"It prescribes reconciliation and escalation but does not describe the proposed boundary-witness apparatus or enumerate every configuration consistent with bounded measurement uncertainty."}],"prior_art_disposition":"ADJACENT_PRIOR_ART","contrastive_claim_remaining":"For a fixed, surveyed liquid-transfer topology, mechanically collecting and weighing a calibrated fixed fraction at every declared material boundary, together with opening and closing tank-load measurements, produces strictly tighter cell-by-cell feasible intervals for loss, bypass, and instrument-offset configurations than endpoint reconciliation or one additional aggregate meter, while preserving all observationally equivalent configurations rather than asserting a unique cause.","contrastive_claim_falsifier":"In preregistered blind closed-loop trials, after incorporating sampling-ratio, load-cell, density, dead-volume, evaporation, and balance uncertainty, the witness system excludes a true configuration, fails to register a challenged route, falsely distinguishes configurations known to be observationally equivalent, or produces no material reduction in feasible-set bounds relative to the defined aggregate baseline.","gates":{"adequate_source_search":{"status":"PASS","rationale":"The bounded search covered direct wording, inventory-reconciliation and loss-control terminology, standards and commercial sampling systems, petroleum data reconciliation, and combinations of retained sampling with redundant mass balances. Four opened sources from four publishers include official guidance, an official standard, primary research, and a first-party product source.","source_ids":["SRC1","SRC2","SRC3","SRC4"]},"supported_problem":{"status":"PASS","rationale":"Official storage-tank guidance recognizes unexplained reconciliation losses, and primary petroleum research documents multi-location measurement errors and limits on error attribution under insufficient redundancy.","source_ids":["SRC1","SRC3"]},"distinct_testable_claim":{"status":"PASS","rationale":"The component technologies and redundant-reconciliation principle are established, but the retained art does not show the claimed combination of mechanically fixed-fraction boundary witnesses and complete interval-valued compatibility-set reporting. Feasible-set reduction, true-state retention, collision preservation, and route coverage are measurable.","source_ids":["SRC2","SRC3","SRC4"]},"bounded_next_test":{"status":"PASS","rationale":"The proposed inert-liquid three-vessel, four-boundary loop and twelve blind configurations are finite. They can compare route actuation, true-configuration retention, false-configuration exclusion, collision preservation, and feasible-set width against endpoint reconciliation without production deployment.","source_ids":["SRC2","SRC3","SRC4"]},"no_obvious_safety_or_authority_stop":{"status":"PASS","rationale":"No categorical stop was found for a non-production inert-liquid loop. Official guidance does require trained or authorized personnel, safe transfer procedures, leak response, inspection, and equipment testing; the proposed owner-authorized bench trial and leakage, pressure, blockage, seal, contamination, and calibration halt criteria can respect those constraints.","source_ids":["SRC1","SRC2","SRC4"]}},"screen_survival":true,"world_novelty_boundary":"This bounded public-web screen found close component art in automatic proportional sampling and close functional art in redundant petroleum mass-balance reconciliation, but no opened source disclosed the complete claimed combination. That supports only an ADJACENT_PRIOR_ART disposition, not world novelty, patentability, market size, expert acceptance, or realized value. Patents, paywalled standards, proprietary terminal systems, non-indexed installations, and broader process-reconciliation literature could contain a closer match."}