{"closest_prior_art":[{"name":"Measured dew-point threshold for unpacking wrapped museum objects","overlap":"CCI Technical Bulletin 34 instructs users to predict condensation from object temperature, indoor temperature and humidity, permits infrared temperature measurement, and says wrapped items should not be unwrapped until they are above the dew point.","remaining_difference":"It does not specify estimating the coldest inaccessible internal archival material from an exterior warming trace using package-class curves, an uncertainty margin, and witness-based backtesting.","source_ids":["SRC2"]},{"name":"Sealed acclimatization with temperature monitoring","overlap":"CCI Technical Bulletin 35 requires cold photographic negatives to remain wrapped until warmed, describes 4–24-hour acclimatization, and permits thermocouples with external readers to monitor temperature inside a closed cooler.","remaining_difference":"It targets room-temperature equilibration rather than an exterior-measurement model that supports earlier opening at a conservatively calculated dew-point margin.","source_ids":["SRC1"]},{"name":"Dew-point-dependent archival acclimation rooms and package-dependent film conditioning","overlap":"NARA's standard makes cold- and frozen-storage transition rooms dependent on dew-point calculations, while Kodak states that conditioning time varies with package thickness and outside-air dew point.","remaining_difference":"Neither retained source describes the full combination of paired case-specific measurements, validated exterior-to-interior thermal curves, explicit uncertainty margin, adaptive exposure correction, and prediction-error withdrawal rules.","source_ids":["SRC3","SRC4"]}],"contrastive_claim_falsifier":"The remaining claim is falsified if prior documentation is found that already combines sealed exterior-temperature measurement, destination dew-point measurement, package-class calibration to the coldest internal layer, a preset uncertainty margin, pre-opening corrective choices, and witness-based backtesting; operationally, it is also falsified if preregistered surrogate trials show that exterior readings do not conservatively bound internal temperatures or do not improve false-safe events or delay relative to the validated fixed-delay rule.","contrastive_claim_remaining":"The defensible residual claim is not dew-point-gated opening itself, which is established guidance. It is that, for defined archival package classes, a sealed-package exterior warming trace plus measured destination dew point and empirically validated exterior-to-coldest-interior curves can safely authorize opening before full room-temperature equilibration, with an explicit uncertainty margin, adaptive pre-opening correction, and witness-based recalibration or withdrawal.","experiment_id":"eoa_inverse_innovation_exp13_second_slot_policy60_20260806","gates":{"adequate_source_search":{"rationale":"Four conceptual search lanes covered the proposed phrase, ordinary and historical terms such as warm-up, conditioning, transition room and acclimatization, standards and producer guidance, and combinations of temperature measurement, dew point, package mass and sealed opening. Exactly four retained sources from three publishers were opened; all are official or first-party.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"PASS"},"bounded_next_test":{"rationale":"The proposed surrogate experiment is bounded to two enclosure types, three thermal-mass classes, controlled temperature/dew-point conditions, calibrated probes and expendable witnesses. The retained guidance identifies the relevant measurable variables: dew point, object or interior temperature, package thickness and acclimation time.","source_ids":["SRC1","SRC2","SRC4"],"status":"PASS"},"distinct_testable_claim":{"rationale":"Although the broad dew-point opening gate is established practice, the narrower exterior-to-coldest-interior package-class model with a preset uncertainty margin and witness-based backtesting is distinct enough to test against fixed-delay and full-equilibration comparators.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"PASS"},"no_obvious_safety_or_authority_stop":{"rationale":"Testing only inert packages and expendable isolated witnesses creates no obvious safety or authority stop. Collection use must remain under conservator approval, and material-specific hazards—especially nitrate-film requirements—remain outside the gate's authority.","source_ids":["SRC1","SRC3"],"status":"PASS"},"supported_problem":{"rationale":"Official conservation guidance states that crossing the dew point during transfer can thoroughly wet photographic negatives and soften gelatin, causing sticking or blocking; NARA formally requires acclimation to prevent micro-condensation, and Kodak warns of condensation and spotting after cold storage.","source_ids":["SRC1","SRC3","SRC4"],"status":"PASS"}},"prior_art_disposition":"ESTABLISHED_PRACTICE","problem_evidence":{"finding":"The condensation problem is directly visible and operationally recognized. Cold photographic materials are kept sealed or wrapped during warming, dew point is an established opening threshold, temperature measurement is recommended, and acclimation duration is known to vary with package properties and environmental conditions.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"SUPPORTED"},"research_id":"eoa_inverse_innovation_exp13_light_screen_20260806","schema_version":1,"screen_id":"E13P045","screen_survival":false,"search_lanes":{"component_combination":{"no_result_note":null,"queries":["museum unpacking cold object measure surface temperature dew point hygrometer","cold stored film thermal model core temperature warm-up condensation package"],"source_ids":["SRC1","SRC2","SRC4"]},"direct_problem_and_intervention":{"no_result_note":"The exact coined phrase did not yield a retained direct match, but conceptually equivalent dew-point-gated unpacking guidance was found.","queries":["archival cold storage film acclimatization dew point sealed container condensation opening","\"dew-point-gated\" acclimation archives film"],"source_ids":["SRC1","SRC2","SRC3"]},"products_practices_and_standards":{"no_result_note":null,"queries":["archival standard cold storage transition acclimation room dew point calculations","film cold storage warm-up time condensation dew point Kodak"],"source_ids":["SRC3","SRC4"]},"synonyms_and_historical_terms":{"no_result_note":null,"queries":["photographic materials cold storage warm up sealed bag condensation acclimatization guidelines","film archive \"conditioning room\" \"dew point\" acclimatization"],"source_ids":["SRC1","SRC3","SRC4"]}},"sources":[{"claims_supported":["Cold and sub-zero photographic negatives must be warmed before unwrapping.","Condensation occurs when transfer crosses the dew point and can thoroughly wet the object.","Moisture can soften gelatin and cause sticking or blocking.","Closed coolers may be monitored internally using thermocouples with external readers."],"publisher":"Canadian Conservation Institute, Government of Canada","source_id":"SRC1","source_type":"OFFICIAL_GUIDANCE","title":"Care of Plastic Film-based Negative Collections – Technical Bulletin 35","url":"https://www.canada.ca/en/conservation-institute/services/conservation-preservation-publications/technical-bulletins/care-plastic-negative.html"},{"claims_supported":["Condensation risk during unpacking can be predicted from object temperature and indoor temperature and humidity.","Wrapped objects should not be unwrapped until above the dew-point temperature.","Infrared thermometers can provide object-temperature measurements."],"publisher":"Canadian Conservation Institute, Government of Canada","source_id":"SRC2","source_type":"OFFICIAL_GUIDANCE","title":"Features of Effective Packaging and Transport for Artwork – Technical Bulletin 34","url":"https://www.canada.ca/en/conservation-institute/services/conservation-preservation-publications/technical-bulletins/effective-packaging-transport-artwork.html"},{"claims_supported":["Cold-storage acclimation rooms hold materials for 4–24 hours to prevent micro-condensation.","Transition-room conditions are dependent on dew-point calculations and preservation guidance.","Frozen-storage acclimation time depends on temperature and material vulnerability."],"publisher":"U.S. National Archives and Records Administration","source_id":"SRC3","source_type":"OFFICIAL_STANDARD","title":"NARA 1571, Archival Storage Standards","url":"https://www.archives.gov/files/preservation/1571-archival-storage-standards-full-version.pdf"},{"claims_supported":["Cold film should equilibrate before opening to prevent condensation and spotting.","Conditioning time varies with package thickness and the temperature and dew point of outside air.","Different roll sizes receive different conditioning times."],"publisher":"Eastman Kodak Company","source_id":"SRC4","source_type":"FIRST_PARTY_PRODUCT","title":"Motion Picture Film Storage & Protection Information","url":"https://www.kodak.com/en/motion/page/storage-information/"}],"world_novelty_boundary":"This bounded public-web screen establishes neither world novelty nor patentability. It found that dew-point-based opening decisions, temperature measurement, sealed acclimation, package-dependent warm-up times and transition-room control are established practices. It did not establish whether the narrower combination of calibrated exterior-to-interior package curves, explicit uncertainty margins, adaptive pre-correction and witness-based backtesting has appeared elsewhere, nor does it establish market size, expert acceptance or realized preservation value."}