{"abstention_reason":null,"arm":"SUBSTRATE_DIVERSE_P2","candidate_id":"discrete_continuous_model_selection__library_information_science__SUBSTRATE_DIVERSE_P2","cell_id":"discrete_continuous_model_selection__library_information_science","decision":"PROPOSAL","experiment_id":"eoa_inverse_innovation_exp13_second_slot_policy60_20260806","proposal":{"actors":["Special-collections conservators who assess physical deterioration and authorize collection handling","Stacks and facilities staff who inspect storage areas and respond to leaks or climate faults","Collection managers who allocate condition-survey and stabilization capacity","Researchers whose access depends on the survival and safe handling of physical collections"],"affected_objective":"Detect decision-relevant shelf-level moisture exposure and water incidents early enough to target physical-collection inspection without treating arbitrary room categories or isolated spot readings as faithful measures of material risk.","arm":"SUBSTRATE_DIVERSE_P2","authority_safety":{"authorized_first_step":"A conservator may place calibrated temperature-relative-humidity loggers and non-contact irreversible water-indicator tabs at approved shelf locations for a bounded observational pilot; no device may touch collection material.","decision_authority":"The designated conservator retains authority over item inspection, relocation, isolation, or treatment; facilities staff retain authority over building systems and leak response.","excluded_actions":["No automatic HVAC, dehumidifier, alarm, sprinkler, or building-control changes","No attachment of sensors, indicator chemicals, adhesives, or fasteners to collection objects or enclosures","No collection relocation, treatment, access restriction, or disposal based solely on a sensor trace","No inference that an unmonitored interval or failed sensor indicates safe conditions","No replacement of formal condition assessments or emergency water-response procedures"],"halt_rollback":"Stop and remove the instruments if a device leaks, warms, sheds material, obstructs egress or shelving, creates condensation, attracts pests, or cannot be placed without contacting collections. Quarantine affected equipment, preserve raw observations, and revert to the existing inspection procedure."},"baseline":"Storage rooms are assigned broad environmental categories from building-level readings and occasional handheld spot checks. These discrete observations neither preserve gradual shelf-level moisture exposure nor reliably distinguish a brief water-contact incident from ordinary variation between inspections.","candidate_id":"discrete_continuous_model_selection__library_information_science__SUBSTRATE_DIVERSE_P2","causal_chain":["Room categories and occasional spot checks divide a continuously varying shelf microclimate into sparse, artificial states.","Short humid excursions and local gradients can therefore disappear between checks, while a single elevated spot reading can overstate sustained exposure.","Conversely, smoothing all moisture observations into an average can erase a discrete leak, splash, or condensation event that warrants immediate physical inspection.","Shelf-level thermo-hygrometers physically transduce temperature and relative humidity at five-minute intervals, preserving exposure duration and gradients rather than isolated categories.","Adjacent irreversible water-indicator tabs supply a separate material trace when liquid water reaches a monitored shelf location, preserving a consequential discrete event even after the shelf dries.","A hybrid representation treats the sensor trajectory as continuous between valid samples but inserts an explicitly bounded event episode when a tab changes state or a documented water observation occurs.","Conservators can then compare accumulated humid exposure with discrete wetting events when choosing where to conduct condition inspections.","A bounded comparison against room categories, spot checks, and observed item condition determines whether the added physical resolution changes inspection errors enough to justify later deployment."],"cell_id":"discrete_continuous_model_selection__library_information_science","consequence":"Localized sustained humidity may remain invisible until mold, blocking, planar distortion, corrosion, or adhesive failure becomes apparent, while isolated readings can also provoke unnecessary inspection of shelves whose exposure was brief and inconsequential.","diversity_from_prior_proposals":"This opportunity concerns the physical microclimate and wetting of tangible collections, uses shelf-mounted sensing materials, and follows a sensor-to-exposure-to-condition-inspection causal path. It does not score digital objects, identify format or fixity failures, prioritize digital-preservation review, or repair the P1 hybrid object-version model.","experiment_id":"eoa_inverse_innovation_exp13_second_slot_policy60_20260806","intervention":"Install a bounded shelf-level measurement array consisting of calibrated temperature-relative-humidity loggers sampling every five minutes and adjacent cobalt-free irreversible liquid-water indicator tabs placed without collection contact. Represent valid temperature and humidity observations as continuous trajectories within each logger interval; do not interpolate across power loss, removal, calibration failure, or an observation gap longer than fifteen minutes. Open one discrete shelf wetting episode when an indicator tab irreversibly changes state or staff directly document liquid water, and close it only after the location is documented dry and the indicator has been replaced. Analyze sustained humid exposure separately from these episodes and compare both with conservator-observed material condition. Digital export may display and summarize the measurements, but it may not control the environment or make inspection decisions.","mechanism_mapping":[{"counterfactual_removal":"Without high-cadence physical sensing, gradual shelf-level exposure and short excursions collapse back into room categories and isolated spot readings.","mechanism_slug":"continuous_monitoring","role":"Physically measures the changing shelf microclimate at a cadence capable of preserving duration, rate, and local variation."},{"counterfactual_removal":"Without the water-reactive tab and explicit episode boundary, a transient wetting event can vanish after drying or be blurred into the humidity trajectory.","mechanism_slug":"hybrid_discrete_continuous_model","role":"Combines continuous temperature-humidity traces with materially recorded discrete wetting episodes."},{"counterfactual_removal":"Without an explicit five-minute cadence and gap rule, apparent smoothness could be an artifact of sparse or missing observations.","mechanism_slug":"sampling_interval_choice","role":"Aligns measurement cadence and continuity limits with short environmental excursions relevant to physical collections."},{"counterfactual_removal":"Without comparing detected transitions against direct observations and condition findings, greater measurement detail would not establish decision-relevant fidelity.","mechanism_slug":"transition_resolution_audit","role":"Tests whether the array detects sustained exposure and wetting events at the spatial and temporal resolution needed for inspection decisions."}],"nearest_rivals":["Quarterly handheld temperature-relative-humidity spot checks","Building-management readings from a single room-level sensor","Broad room labels such as acceptable, caution, and unacceptable","A continuous shelf logger without a persistent physical wetting indicator","Standalone leak alarms that record an event but not preceding or subsequent exposure"],"negative_tests":{"intervention_falsifier":"The intervention is falsified if the shelf array does not reduce missed sustained exposures or missed wetting episodes relative to room readings and spot checks, if its boundary rules cannot be reproduced, or if detected differences do not alter blinded conservator inspection judgments.","problem_falsifier":"The problem is falsified if shelf-level trajectories closely match room readings, no decision-relevant excursions or wetting events occur, and conservator findings are equally well explained by the existing environmental categories and spot checks.","risks":["Sensor drift or poor placement may create false spatial gradients.","High-frequency traces may imply more material-risk precision than temperature and humidity measurements support.","Water-indicator tabs may react to handling, condensation, or contamination rather than a damaging leak.","A logger failure may be mistaken for stable conditions.","Monitoring devices could obstruct shelves, shed material, or contact collections if placed improperly.","Staff may overreact to a trace without confirming the physical condition of nearby objects.","The pilot may observe too few wetting events to evaluate the discrete component."],"strongest_counterevidence":"If room-level monitoring and periodic spot checks already predict shelf exposure and conservator-observed condition with no consequential missed excursions, the additional shelf instrumentation and hybrid representation are unnecessary."},"next_evidence_step":"With conservator and facilities approval, instrument no more than twelve shelf bays spanning exterior walls, interior stacks, plumbing-adjacent areas, and controls for eight weeks. Keep existing room monitoring unchanged. Conduct blinded handheld checks twice weekly and non-invasive conservator inspections at installation and removal. Compare the hybrid record, room readings, and spot checks on sustained-exposure detection, documented wetting episodes, spatial disagreement, missing-data sensitivity, and correspondence with observed material changes. Do not alter climate controls or collection locations.","observable_state":"For each instrumented shelf bay: raw timestamped temperature and relative-humidity readings; logger calibration status, placement, removal, power, and observation gaps; initial and final state of each irreversible water-indicator tab; timestamps of documented leaks, condensation, or direct wetting; contemporaneous room-level readings and handheld checks; and non-invasive observations of mold, odor, blocking, cockling, corrosion, adhesive failure, staining, or no detected change. Unmonitored periods remain explicitly unknown.","prior_art_status":"UNSEARCHED","problem":"Physical-library storage decisions rely on broad room categories and sparse spot measurements even though moisture exposure varies continuously across shelves and damaging liquid-water incidents occur as discrete events. This granularity mismatch can hide sustained local exposure, erase brief wetting events after drying, and overstate isolated readings.","proposal_index":2,"remaining_contrastive_claim":"Shelf-level hybrid instrumentation is preferable to room categories, periodic spot checks, continuous-only logging, or event-only leak detection only if both accumulated exposure and discrete wetting episodes independently explain consequential inspection findings or missed-response errors.","revision_record":{"claim_changes":["Initial version makes a conditional model-fit claim and asserts no novelty, prevalence, demand, or effect size."],"conceptual_changes":["Created an opportunity centered on tangible-collection microclimates and physical wetting rather than digital-object preservation risk."],"evidence_changes":["No repository, literature, vendor, or prior-experiment evidence was inspected; prior art remains unsearched."],"operational_changes":["Limited the first test to twelve shelf bays, eight weeks, non-contact instrumentation, unchanged environmental controls, and non-invasive condition observations."],"parent_version":null,"progress_targets_addressed":["Materially independent physical-collection problem","Measurement-instrumentation primary substrate","Explicit continuous trajectory and discrete event boundaries","Observable state and approximation-error tests","Authority limits, reversibility, falsifiers, risks, and bounded evidence step"]},"schema_version":1,"structural_mapping":[{"archetype_element":"Decision Need","domain_realization":"Choose which physical shelf locations warrant conservator inspection for moisture-related collection damage."},{"archetype_element":"Process Change Signature","domain_realization":"Temperature and relative humidity vary as continuous trajectories, while leaks, splashes, and condensation contacts are discrete wetting events."},{"archetype_element":"Cost of False Smoothness","domain_realization":"Averaging through a wetting event can conceal a shelf that requires prompt inspection after the visible water has dried."},{"archetype_element":"Cost of False Discreteness","domain_realization":"Room categories and isolated spot checks discard exposure duration and create arbitrary distinctions among shelves with similar trajectories."},{"archetype_element":"Granularity Choice","domain_realization":"Use the shelf bay as the spatial unit, five-minute samples for microclimate trajectories, and native observation time for wetting events."},{"archetype_element":"Step Boundary","domain_realization":"A wetting episode opens when a non-contact indicator irreversibly changes or liquid water is directly documented and closes only after documented drying and indicator replacement."},{"archetype_element":"Continuity Assumption","domain_realization":"Trajectory continuity is allowed only between valid adjacent samples and never across removal, calibration failure, power loss, or a gap exceeding fifteen minutes."},{"archetype_element":"Measurement Resolution","domain_realization":"Calibrated shelf loggers sample every five minutes, while irreversible indicator tabs preserve transient liquid-water contact between staff inspections."},{"archetype_element":"Hybrid Boundary Rule","domain_realization":"Continuous exposure remains a trajectory; a water-contact observation creates a distinct episode that cannot be averaged away and requires conservator interpretation."},{"archetype_element":"Transition Validation","domain_realization":"Compare instrument transitions with handheld readings, documented water observations, tab states, and blinded conservator condition findings."},{"archetype_element":"Approximation Error Check","domain_realization":"Measure missed sustained exposures, missed wetting episodes, false event indications, spatial disagreement, and whether each representation changes inspection judgments."}],"substrate_contract":{"counterfactual_independence":"Removing dashboards, databases, algorithms, automated alerts, and digital control still leaves the essential intervention: calibrated instruments physically transduce shelf temperature and humidity, and water-reactive material irreversibly records liquid contact. Staff can read the stored trace and inspect the tab directly.","forbidden_channel_audit":"No governance rule, training program, incentive, software ranking, predictive model, information-routing system, or automated building control supplies the proposed effect. Such elements may document or display measurements only; inspection and facilities decisions remain human-authorized.","primary_allowed_process":"MEASUREMENT_INSTRUMENTATION"},"title":"Shelf-Level Hybrid Moisture Instrumentation for Physical Collections","version":0},"schema_version":1}