{"closest_prior_art":[{"name":"CCI incorrect-relative-humidity guidance","overlap":"Directly teaches that RH is local, must be measured at many points and over time, may differ inside packages and cabinets near exterior walls, and can be screened with RH colour-indicator strips. It also teaches tight enclosures with silica-gel humidity buffers and continued monitoring.","remaining_difference":"It does not specify the proposal's complete pre-registered stratification, explicit validation of an acceptable room-level equilibrium, variance decomposition, sustained material-specific excursion rule, and matched buffer-versus-monitor-only surrogate trial as one protocol.","source_ids":["SRC1"]},{"name":"CCI silica-gel passive-control bulletin","overlap":"Official guidance describes passive RH control using conditioned moisture sorbent in an enclosure and provides methods for sizing and conditioning the sorbent.","remaining_difference":"It primarily addresses enclosure design and sorbent performance, not selective deployment triggered by a room-to-enclosure sampling crosswalk.","source_ids":["SRC2"]},{"name":"ASHRAE museums, galleries, archives and libraries guidance","overlap":"Recognizes material-specific RH requirements, enclosure-level microclimates, enclosure leakage and response time, hygroscopic buffering, and additional humidity buffers where ordinary enclosures are insufficient.","remaining_difference":"It does not prescribe the proposal's passive-witness array, outlier-selection workflow, or paired causal test under a concurrently verified stable room climate.","source_ids":["SRC3"]},{"name":"Archival-box environmental-performance study","overlap":"Experimentally evaluates internal RH across archival-box configurations and shows that enclosure design, air exchange, moisture sorption and vapour transmission affect microenvironmental buffering.","remaining_difference":"The study evaluates box performance under imposed conditions rather than testing whether consequential enclosure outliers persist beneath an independently acceptable room average and should receive selective sorbent treatment.","source_ids":["SRC4"]}],"contrastive_claim_falsifier":"The remaining claim is falsified if calibrated, adequately distributed witnesses show no persistent material-relevant enclosure departures beyond uncertainty while the room indicator remains acceptable, or if matched surrogate tests show that the vapor-limiting enclosure plus preconditioned cassette does not reduce time outside the approved local RH band relative to monitor-only controls, or causes condensation, excessive dryness, emissions, leakage or greater oscillation.","contrastive_claim_remaining":"Existing guidance substantially establishes local RH monitoring, indicator strips, enclosure microclimates and sorbent buffering. The narrower testable remainder is that a pre-registered, stratified passive-witness program can identify persistent harmful enclosure-level exceptions beneath a valid acceptable room equilibrium, and that selectively applied isolated preconditioned cassettes reduce material-specific excursion duration without disturbing the room climate or creating enclosure hazards.","experiment_id":"eoa_inverse_innovation_exp13_second_slot_policy60_20260806","gates":{"adequate_source_search":{"rationale":"Search covered the proposal directly, microclimate/microenvironment and older indicator terminology, official collection-care practices and HVAC guidance, and combinations involving archival boxes, enclosure monitoring, vapour limitation and silica-gel buffering. Four opened sources span three publishers and include official guidance and primary research.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"PASS"},"bounded_next_test":{"rationale":"A reversible seasonal witness survey followed by a matched monitor-only versus buffered surrogate-enclosure comparison has predefined measurements, controls, falsifiers, stopping conditions and rollback; the sources support local monitoring and experimentally assessing enclosure and sorbent performance.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"PASS"},"distinct_testable_claim":{"rationale":"Although the broad practice is established, the narrower conjunction—verified acceptable room equilibrium, predeclared strata, persistent material-relevant local outliers and selective paired testing of isolated buffers—states a distinct falsifiable protocol-level claim.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"PASS"},"no_obvious_safety_or_authority_stop":{"rationale":"The proposed first step is measurement-only, reversible and subject to conservation, facilities, curator and occupational-safety authority. Surrogates, isolated materials, calibration checks and explicit halts address known risks from pollutants, leakage, trapped moisture and over-buffering.","source_ids":["SRC1","SRC2","SRC3"],"status":"PASS"},"supported_problem":{"rationale":"Official guidance states that RH is local, recommends measurements at many points, identifies exterior-wall shelves and cabinets and package interiors as potential microclimates, and warns that internal package RH can require direct monitoring. Primary research confirms enclosure construction and material properties change internal RH behavior.","source_ids":["SRC1","SRC3","SRC4"],"status":"PASS"}},"prior_art_disposition":"ESTABLISHED_PRACTICE","problem_evidence":{"finding":"The underlying problem is visible: room or ambient readings do not necessarily characterize shelves, cabinets or package interiors; location, temperature gradients, enclosure leakage, object moisture and buffering can create materially different local RH histories. Evidence supports measuring those locations directly, although the retained sources do not establish how prevalent consequential hidden outliers are specifically in otherwise compliant library rooms.","source_ids":["SRC1","SRC3","SRC4"],"status":"SUPPORTED"},"research_id":"eoa_inverse_innovation_exp13_light_screen_20260806","schema_version":1,"screen_id":"E13P050","screen_survival":false,"search_lanes":{"component_combination":{"no_result_note":null,"queries":["archival box microclimate room stable relative humidity study enclosure logger","collection storage spatial relative humidity gradients shelves cabinets room environmental monitoring museum study"],"source_ids":["SRC1","SRC4"]},"direct_problem_and_intervention":{"no_result_note":null,"queries":["library archives stable room relative humidity microclimates inside boxes cabinets passive humidity indicator silica gel buffering enclosure","museum library storage microclimate enclosure humidity buffer silica gel archival box"],"source_ids":["SRC1","SRC2","SRC3","SRC4"]},"products_practices_and_standards":{"no_result_note":null,"queries":["ASHRAE museum library archive collection microclimate enclosures relative humidity standard","site:nps.gov museum collection storage monitor relative humidity inside cabinets boxes microclimate silica gel"],"source_ids":["SRC2","SRC3"]},"synonyms_and_historical_terms":{"no_result_note":null,"queries":["archives conservation humidity indicator cards passive monitor boxes microenvironment","site:canada.ca conservation institute microclimate humidity monitoring inside storage cabinets boxes collections"],"source_ids":["SRC1","SRC2"]}},"sources":[{"claims_supported":["RH is highly local and should be measured at multiple points and over relevant durations.","Exterior-wall shelving, cabinets and packaging can create internal RH conditions unlike room conditions.","RH indicator strips can monitor packages, and airtight enclosures with silica gel provide passive control."],"publisher":"Canadian Conservation Institute, Government of Canada","source_id":"SRC1","source_type":"OFFICIAL_GUIDANCE","title":"Incorrect relative humidity","url":"https://www.canada.ca/en/conservation-institute/services/agents-deterioration/humidity.html"},{"claims_supported":["Conditioned silica gel or another moisture sorbent can passively control RH inside an enclosure.","Sorbent quantity, conditioning, enclosure leakage and target RH range determine performance."],"publisher":"Canadian Conservation Institute, Government of Canada","source_id":"SRC2","source_type":"OFFICIAL_GUIDANCE","title":"Silica Gel: Passive Control of Relative Humidity – Technical Bulletin 33","url":"https://www.canada.ca/en/conservation-institute/services/conservation-preservation-publications/technical-bulletins/silica-gel-relative-humidity.html"},{"claims_supported":["Collections have material-specific RH requirements and no single universally safe RH.","Enclosures can moderate RH through airtightness and hygroscopic contents, with additional humidity buffers needed in some circumstances.","Enclosure leakage and response time govern microclimate performance."],"publisher":"ASHRAE","source_id":"SRC3","source_type":"OFFICIAL_GUIDANCE","title":"Chapter 24: Museums, Galleries, Archives, and Libraries","url":"https://handbook.ashrae.org/Handbooks/A19/IP/A19_Ch24/A19_Ch24_ip.aspx"},{"claims_supported":["Archival-box configuration and material properties affect internal RH performance.","Air exchange, moisture sorption and water-vapour transmission can be experimentally measured to compare enclosure buffering.","Most tested cardboard boxes provided limited humidity-ingress buffering, while surface modification improved internal stability."],"publisher":"Heritage Science via UCL Discovery","source_id":"SRC4","source_type":"PRIMARY_RESEARCH","title":"Evaluation and modelling of the environmental performance of archival boxes, part 1: material and environmental assessment","url":"https://discovery.ucl.ac.uk/id/eprint/10186767/"}],"world_novelty_boundary":"This bounded four-source public-web screen finds the proposal's broad monitoring-and-buffering approach to be established practice, while leaving a narrower protocol-level contrast for testing. It cannot establish world novelty, patentability, market size, expert acceptance or realized value."}