{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp09_archetype_breadth150_20260804","cell_id":"activation_decay_measurement__chemistry_materials","arm":"BREADTH_PROBE_ONE_SHOT","candidate_id":"activation_decay_measurement__chemistry_materials__P1","proposal_index":1,"version":0,"title":"Measured Cue-Expiry Gate for Moisture-Sensitive Precursor Loading","problem":"In a shared materials-synthesis facility, a qualified researcher may receive a batch-specific pre-brief on the approved glovebox loading checkpoints but begin work only after a queue delay and intervening tasks. The facility records that the briefing occurred yet cannot observe whether the researcher still has the batch-specific sequence active when loading begins. If that activation has faded, omitted or misordered checkpoints can permit moisture or oxygen ingress, compromise the synthesis batch, or create a condition requiring an incident response.","actors":["Already-qualified materials researchers who load moisture-sensitive precursors","Glovebox or shared-facility manager","Laboratory safety officer","Principal investigators responsible for synthesis work","Technicians responsible for chamber condition and contamination response"],"observable_state":"For each pre-brief, record elapsed time and context changes before a context-matched mock loading task. Measure the defined activation target through critical-checkpoint recognition, ordering accuracy, omission count, and response latency using inert dummy vessels and the current approved SOP. Record workload, interruptions, prior experience, and competing alarms so elapsed time is not mistaken for the only cause.","consequence":"Treating briefing completion as current readiness can allow a live loading operation to start after the batch-specific cue has become stale, increasing the possibility of a spoiled batch, chamber contamination, investigation work, downtime, or reactive-material exposure.","affected_objective":"Maintain reliable execution of batch-specific containment checkpoints at the moment of precursor loading while avoiding unnecessary reminders, intrusive monitoring, and substitution of cue freshness for formal qualification.","intervention":"Define the activated state as prompt, correctly ordered recognition of every batch-critical checkpoint in the approved loading SOP. Capture performance immediately after a transparent pre-brief, repeat the same construct through non-live probes at representative delays, fit a practical decay profile, and set a conservative usable-activation threshold. Before a later loading slot, classify the pre-brief as fresh, uncertain, or expired. An uncertain or expired result triggers a short context-matched reactivation and direct recheck; it never independently authorizes handling. After the measured expiry boundary, the facility must not rely on the original briefing as evidence of readiness.","structural_mapping":[{"archetype_element":"Activation Target Definition","domain_realization":"Active recognition and ordering of the current batch's critical glovebox-loading checkpoints, not generic safety awareness."},{"archetype_element":"Baseline Activation Capture","domain_realization":"Immediate post-brief performance on an inert, context-matched mock loading scenario."},{"archetype_element":"Observable Activation Proxy","domain_realization":"Critical-step recognition, sequence accuracy, omissions, and latency against the approved SOP."},{"archetype_element":"Delayed Probe Schedule","domain_realization":"Mock probes after delays corresponding to immediate work, an intra-shift queue, and a later scheduled shift."},{"archetype_element":"Decay Curve Model","domain_realization":"A descriptive, confidence-banded relationship between briefing age and retained checkpoint performance, stratified only where the pilot supports it."},{"archetype_element":"Usable Activation Threshold","domain_realization":"A prospectively defined minimum requiring recognition of all safety-critical checkpoints within the facility's approved response criterion."},{"archetype_element":"Intervention Window Rule","domain_realization":"Use the original pre-brief only while its measured classification remains fresh; otherwise reactivate and recheck before proceeding."},{"archetype_element":"Refresh or Reprime Protocol","domain_realization":"A brief walkthrough at the mock loading station using the same batch identifiers and approved checkpoint card encountered during live setup."},{"archetype_element":"Expiry Boundary and Stop Rule","domain_realization":"Once expired or context-invalidated, the briefing record cannot serve as evidence of current batch-specific readiness."}],"mechanism_mapping":[{"mechanism_slug":"Time-Lagged Activation Probe","role":"Measures the same batch-specific checkpoint activation after realistic queue delays using a non-live simulation.","counterfactual_removal":"Without delayed probes, the proposal reduces to recording briefing delivery and cannot distinguish fresh from stale activation."},{"mechanism_slug":"Decay Curve Fitting","role":"Converts delayed mock-task observations into a provisional timing model with uncertainty bounds.","counterfactual_removal":"Without a decay model, refresh timing remains a fixed calendar rule unrelated to observed persistence."},{"mechanism_slug":"Activation Window Thresholding","role":"Translates retained mock performance into fresh, uncertain, or expired readiness classifications.","counterfactual_removal":"Without thresholding, measurements do not govern when reliance on the original cue must stop."},{"mechanism_slug":"Contextual Reactivation","role":"Restores the target near the loading moment using the approved SOP and a mock setup resembling the actual task context.","counterfactual_removal":"Without reactivation, an expired classification only delays work and does not provide a bounded route to renewed readiness."},{"mechanism_slug":"Staleness Boundary Enforcement","role":"Prevents an old pre-brief from being treated as current readiness after expiry or a material context change.","counterfactual_removal":"Without enforcement, the facility can continue relying on stale briefing records despite measuring decay."}],"causal_chain":["A batch-specific pre-brief temporarily activates the relevant glovebox-loading checkpoints.","Queue delay, interruptions, and competing laboratory tasks may weaken that activation before the loading slot.","Briefing completion remains visible while the latent activation state does not, so the facility may infer readiness from exposure alone.","If activation is below the usable threshold, a researcher may omit or misorder a batch-critical checkpoint.","The omission can permit atmospheric ingress or mishandling that compromises material, equipment state, or safety.","Time-lagged mock probes estimate when the target becomes uncertain or expired under representative conditions.","Thresholding converts that estimate into a rule to act while fresh or reactivate and recheck after expiry.","Staleness enforcement prevents the original briefing from authorizing reliance once the measured window closes."],"baseline":"The facility records pre-brief attendance or completion and relies on the researcher's standing qualification, perhaps supplemented by a fixed checklist, regardless of the delay or context changes before the actual loading slot.","nearest_rivals":["A checklist displayed permanently at the glovebox, which supports execution but does not establish how long a preceding batch-specific cue remains active.","A fixed pre-shift or weekly refresher schedule, which refreshes by calendar rather than measured decay.","Periodic glovebox requalification, which tests broader competence but not freshness of a particular batch-specific pre-brief.","A mandatory supervisor sign-off immediately before every loading, which directly checks readiness but applies the same burden regardless of cue age or observed persistence."],"remaining_contrastive_claim":"The candidate's testable distinction is the closed lifecycle linking immediate activation measurement, delayed measurement of the same batch-specific construct, an explicit usable threshold, context-matched reactivation, and prohibited reliance after expiry. A delivery record, standing qualification, checklist, or fixed refresher can coexist with this lifecycle but does not supply that decay-governed stop rule.","authority_safety":{"decision_authority":"The shared-facility manager and laboratory safety officer jointly approve the target checkpoints, proxy, threshold, and any later operational use; the approved SOP, institutional safety rules, and each operator's stop-work authority remain controlling.","authorized_first_step":"Run only a voluntary, non-live pilot with already-qualified personnel, inert dummy vessels, and the existing approved SOP; analyze results descriptively without changing access or live-handling permissions.","excluded_actions":["Using the model as a substitute for required training, qualification, supervision, PPE, engineering controls, or the approved SOP","Allowing a fresh classification to autonomously authorize live reactive-material handling","Lowering existing safety requirements or bypassing a participant's stop-work judgment","Testing with live moisture-sensitive or reactive chemicals during the first evidence step","Covert cueing, employment evaluation, discipline, or ranking of individual researchers","Extrapolating a decay window across materially different gloveboxes, batches, workloads, or personnel without validation"],"halt_rollback":"Halt the pilot if mock probes create confusion about the approved SOP, expose identifiable performance data beyond the authorized reviewers, materially disrupt facility operations, or produce inconsistent classifications. Withdraw the experimental cue-expiry labels, retain existing qualification and supervision controls, and return to the current briefing process while the measurement design is reviewed."},"negative_tests":{"strongest_counterevidence":"Delayed mock performance remains stable across representative queue delays, while observed omissions instead track ambiguous SOP wording, equipment layout, inadequate qualification, or mechanical faults; this would undermine activation decay as the operative problem.","problem_falsifier":"The immediate pre-brief does not measurably activate the specified checkpoints, or elapsed time and context changes do not predict degradation of the target proxy within the facility's realistic scheduling range.","intervention_falsifier":"The freshness classification does not predict performance on a separately designed context-matched mock task, or contextual reactivation fails to restore performance above the prospectively defined threshold.","risks":["The probe itself may rehearse the sequence and distort the estimated decay curve.","A coarse threshold may create false reassurance near the boundary.","Repeated reactivation may produce cue fatigue or superficial checklist behavior.","Individual-level data may be misused for evaluation or discipline.","A single decay profile may disadvantage people whose workload, language, disability, or experience changes the proxy without changing safe competence.","Extra gates may delay time-sensitive experiments without resolving the actual cause of errors.","Researchers may confuse cue freshness with full competence or equipment readiness."]},"next_evidence_step":"Conduct one bounded mock study with up to 24 consenting, already-qualified facility users, assigning each participant to one of three representative delays after the same transparent batch-specific pre-brief. Use inert props, record the prospectively defined checkpoint score and latency plus interruptions and workload, and hold back a second equivalent mock scenario for checking whether a provisional fresh/uncertain/expired rule predicts performance. Make no live-process change; proceed only if the target is activated immediately, shows interpretable delay-related change, and the provisional classification transfers to the held-back mock task.","prior_art_status":"UNSEARCHED","diversity_from_prior_proposals":"Not assessed under runtime isolation; this is the sole one-shot candidate generated for the supplied archetype-domain cell.","revision_record":{"parent_version":null,"progress_targets_addressed":["One-shot generation from the supplied activation-decay archetype and chemistry/materials domain card"],"conceptual_changes":[],"operational_changes":[],"evidence_changes":[],"claim_changes":[]}}