{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp03_full320_20260801","cell_id":"layer_decay_and_expiration_management__logistics_supply_chain","trajectory_id":"R","attempt_index":0,"archetype_slug":"layer_decay_and_expiration_management","domain_slug":"logistics_supply_chain","decision":"CANDIDATE","problem_id":"stale_logistics_instruction_version_sprawl","causal_lever_id":"dependency_gated_instruction_lifecycle","proposal":{"problem":"Warehouses and transport operations accumulate revisions of routing guides, handling instructions, packing specifications, carrier rules, and exception SOPs. Superseded versions can remain searchable or operationally accessible without clear lifecycle state, so staff or systems may apply obsolete instructions, while indiscriminate cleanup can erase evidence needed for claims, compliance, or reconstruction.","actors_substrate":["warehouse and transport operators","logistics process owners","TMS/WMS administrators","quality, safety, legal, and records teams","carriers, suppliers, and customers affected by instruction errors","versioned operational documents and machine-readable rules"],"observable_state":"Multiple versions of the same instruction coexist; some lack owners, effective dates, supersession links, retention classes, dependency status, or tested restore paths. HYPOTHESIS: obsolete versions are retrieved or executed often enough to cause measurable errors, search delay, or governance burden.","consequence":"Workers or systems may follow outdated routing, packing, handling, or exception rules; cautious teams retain everything because safe deletion is uncertain; aggressive cleanup risks breaking audits, disputes, integrations, or historical reconstruction.","affected_objective":"Improve fulfillment accuracy, handling safety, compliance, and instruction retrieval while reducing active-document clutter, storage cost, and accidental loss of operational evidence.","structural_mapping":[{"archetype_element":"sequentially accumulated layers","domain_realization":"Successive versions of routing guides, SOPs, packing specifications, carrier rules, and exception instructions.","claim_kind":"CORPUS"},{"archetype_element":"old layers remain active by default","domain_realization":"INFERENCE: repositories and operational systems can expose superseded instructions unless lifecycle state and supersession are enforced.","claim_kind":"INFERENCE"},{"archetype_element":"retention versus removal tension","domain_realization":"Current instructions must be unambiguous, but historical versions may be required for claims, audits, legal holds, incident reconstruction, or rollback.","claim_kind":"INFERENCE"},{"archetype_element":"managed disposition with dependency checks and exceptions","domain_realization":"Classify each version as active, superseded, quarantined, archived, compacted, or destroyed only after checking references, obligations, and preservation holds.","claim_kind":"HYPOTHESIS"},{"archetype_element":"bounded, interpretable stack","domain_realization":"Only authoritative versions remain in normal operational search; retained history remains identifiable and recoverable through controlled archival paths.","claim_kind":"HYPOTHESIS"}],"component_map":[{"component":"layer_inventory_and_identity_map","status":"direct","domain_realization":"Registry linking each instruction version to document class, lane, site, owner, and canonical identity."},{"component":"deposition_order_and_age_index","status":"direct","domain_realization":"Creation, effective, supersession, and last-use timestamps establish version order and age."},{"component":"retention_policy_matrix","status":"direct","domain_realization":"Instruction class maps to minimum and maximum retention and permitted disposition."},{"component":"decay_function_or_aging_rule","status":"adapted","domain_realization":"Age lowers review priority only alongside supersession, access, validity, and obligation signals."},{"component":"expiration_trigger_definition","status":"direct","domain_realization":"Supersession, elapsed review date, contract end, or prolonged non-use triggers review or quarantine, not automatic destruction."},{"component":"layer_value_and_risk_score","status":"adapted","domain_realization":"Ranks candidates using operational use, evidentiary value, sensitivity, recreation cost, and stale-use risk."},{"component":"dependency_and_reconstruction_check","status":"direct","domain_realization":"Checks TMS/WMS rules, links, jobs, claims, audits, and reconstruction paths before removal."},{"component":"pruning_or_archival_pathway","status":"direct","domain_realization":"Refresh, deactivate, quarantine, archive, compact, or destroy through named paths."},{"component":"preservation_exception_register","status":"direct","domain_realization":"Records incident, historical, safety, contractual, or evidentiary exceptions with owners and review dates."},{"component":"deletion_audit_and_rollback_window","status":"direct","domain_realization":"Records who approved removal and retains a reversible quarantine interval."},{"component":"resource_budget_and_storage_tier","status":"direct","domain_realization":"Sets active-repository capacity and lower-cost archival tiers."},{"component":"review_cadence_and_revalidation_loop","status":"direct","domain_realization":"Owners periodically revalidate instructions, holds, classifications, and restore readiness."},{"component":"legal_hold_or_compliance_override","status":"direct","domain_realization":"Claims, litigation, customs, safety, or regulatory holds suspend disposition."},{"component":"hot_warm_cold_access_state","status":"direct","domain_realization":"Active, reference, archive, and deep-archive states have distinct visibility and retrieval times."},{"component":"orphan_layer_detection","status":"direct","domain_realization":"Finds versions with no live owner, reference, workflow, or reconstruction dependency."},{"component":"supersession_marker","status":"direct","domain_realization":"Old identity resolves to a definite retired state and, where appropriate, the authoritative successor."},{"component":"layer_compaction_candidate_flag","status":"adapted","domain_realization":"Flags redundant historical bundles for deduplication or packaging without erasing version identity."},{"component":"rehydration_or_restore_procedure","status":"direct","domain_realization":"Documented retrieval, readability, integrity, and reconnection procedure for archived instructions."},{"component":"deletion_impact_estimate","status":"direct","domain_realization":"Estimates affected sites, workflows, partners, evidence, and recovery difficulty."},{"component":"stale_context_detector","status":"direct","domain_realization":"Flags contradictions with current systems, contracts, lanes, equipment, owners, or approved successors."}],"mechanism_dispositions":[{"slug":"age_weighted_value_score","disposition":"selected_supporting","contribution_type":"OPERATIONAL","adaptation_or_rejection":"Use only to rank human review; obligations and dependencies veto the score.","counterfactual_removal":"Review becomes less scalable but lifecycle gating still works."},{"slug":"archive_restore_test","disposition":"selected_supporting","contribution_type":"TEST_DESIGN","adaptation_or_rejection":"Sample archived instruction classes and exercise actual retrieval and readability.","counterfactual_removal":"Archive recoverability becomes assumed rather than demonstrated."},{"slug":"cache_eviction_rule","disposition":"considered_rejected","contribution_type":"NONE","adaptation_or_rejection":"Recency-based instantaneous eviction is unsafe for authoritative or evidentiary instructions.","counterfactual_removal":"No material loss; planned tiering supplies capacity control."},{"slug":"dependency_safe_delete_check","disposition":"selected_load_bearing","contribution_type":"CORE_CAUSAL","adaptation_or_rejection":"Trace live operational and reconstruction references; incomplete visibility blocks destruction.","counterfactual_removal":"Cleanup could break workflows or evidence, hard-gating viability."},{"slug":"lifecycle_storage_tiering_policy","disposition":"selected_supporting","contribution_type":"OPERATIONAL","adaptation_or_rejection":"Demote superseded, low-access versions while preserving identity and retrieval.","counterfactual_removal":"Active clutter can fall, but retained history remains unnecessarily costly."},{"slug":"log_rotation_and_cleanup_job","disposition":"incompatible","contribution_type":"NONE","adaptation_or_rejection":"Blind generational rotation fits ordered streams, not heterogeneous instructions with class-specific obligations.","counterfactual_removal":"No loss."},{"slug":"retention_schedule","disposition":"selected_load_bearing","contribution_type":"CORE_CAUSAL","adaptation_or_rejection":"Governs instruction classes, exceptions, maximums, minimums, and holds.","counterfactual_removal":"Disposition lacks consistent authority and defensible timing."},{"slug":"soft_delete_quarantine_window","disposition":"selected_load_bearing","contribution_type":"SAFETY_GUARDRAIL","adaptation_or_rejection":"Hide approved candidates while retaining recoverability before destruction.","counterfactual_removal":"Pilot cleanup becomes irreversibly risky."},{"slug":"stale_layer_detection_dashboard","disposition":"selected_load_bearing","contribution_type":"CORE_CAUSAL","adaptation_or_rejection":"Inventory identities and surface semantically stale versions for owner action.","counterfactual_removal":"The target population and stale-use hazard remain poorly observable."},{"slug":"time_to_live_ttl_policy","disposition":"considered_rejected","contribution_type":"NONE","adaptation_or_rejection":"Fixed self-expiry is too blind; use review triggers plus class policy and dependency gates.","counterfactual_removal":"No material loss because expiration remains explicitly triggered."},{"slug":"tombstone_or_deletion_marker","disposition":"selected_supporting","contribution_type":"SAFETY_GUARDRAIL","adaptation_or_rejection":"Preserve retired identity, reason, date, and successor without exposing obsolete content as current.","counterfactual_removal":"Dangling links and ambiguous absence could mislead users or permit stale resurrection."}],"causal_chain":["Inventory and identity resolution expose coexisting instruction versions.","Staleness, supersession, access, and policy signals identify review candidates.","Retention obligations, holds, dependencies, and impact checks block unsafe disposition.","Approved versions leave active search through supersession marking, quarantine, or archival.","Only authoritative instructions remain normally visible while historical evidence stays recoverable.","HYPOTHESIS: reduced stale exposure lowers instruction-selection errors and search burden without increasing reconstruction failures."],"baseline":"Keep most versions in shared repositories and operational systems, rely on filenames or local knowledge to identify the current one, and perform occasional manual cleanup when clutter or capacity becomes painful.","nearest_rival":"A centralized document-control system with mandatory approval, one published current version, and ordinary version history, but without class-specific expiration, dependency-gated disposition, tiering, or tested restoration.","authority_safety":{"affected_parties":["frontline warehouse and transport workers","carriers and suppliers","customers whose shipments are handled under the instructions","records, legal, safety, and compliance teams","system owners and workflow dependents"],"decision_authority":"Instruction owners authorize validity and supersession; records/legal/compliance owners authorize retention and destruction; system owners attest dependencies. No single role may authorize irreversible deletion when another gate is unresolved.","authorized_first_step":"Run a 90-day pilot at one site covering two instruction classes: inventory and label versions, designate authoritative successors, quarantine a bounded sample of superseded candidates, and restore-test archived samples; perform no hard deletion.","excluded_actions":["automatic hard deletion from a score or age alone","removal while dependency information is incomplete","override of legal, incident, safety, or compliance holds","changing operational instructions without process-owner approval","making archived obsolete instructions appear current"],"halt_rollback":"Halt on any active reference to a quarantined version, disputed authority, missing audit evidence, hold conflict, or failed restore. Immediately restore quarantined items and revert visibility changes; preserve all pilot logs."}},"negative_tests":{"strongest_counterevidence":"Current systems may already enforce one authoritative version, prevent retrieval or execution of superseded instructions, and preserve compliant history. If so, apparent version volume is benign history rather than an operational problem.","analogy_break":"Operational instructions are not uniformly decaying objects: an old rule can remain authoritative, and a recent revision can already be invalid. Physical inventory aging is outside this mapping; the layers here are information artifacts and rule versions.","failure_condition":"The design fails if identity resolution, ownership, dependency discovery, or retention authority is too incomplete to distinguish safe archival from hazardous removal.","problem_falsifier":"Across the pilot classes, no superseded version is exposed through normal search or execution, no user selects one, retrieval is not delayed by version ambiguity, and existing controls already provide explicit lifecycle, holds, and tested recovery.","intervention_falsifier":"After the bounded pilot, stale-version exposure or retrieval time does not improve, or quarantining causes workflow, audit, claim, or restoration failures at a rate exceeding the predeclared tolerance.","risks":["False-positive staleness flags can suppress valid instructions.","Undiscovered external or runtime dependencies can break after quarantine.","Composite scores can create false precision or encode biased priorities.","Archive latency can obstruct urgent incident response.","Quarantine may conflict with enforceable destruction deadlines.","Tombstones and duplicate archives can become a new accumulation layer.","Central lifecycle authority may delay urgent operational updates."]},"null_rationale":null,"classification":{"candidate_kind":"MECHANISM_COMPOSITION","prior_art_status":"UNSEARCHED","evidence_maturity":"HYPOTHESIS"},"revision_change_log":{"revision_kind":"ORIGINAL","prior_problem_id":null,"prior_causal_lever_id":null,"problem_changed":false,"causal_lever_changed":false,"conceptual_changes":[],"operational_changes":[],"repairs_addressed":[]},"confidence":0.86,"generator_notes":"Closed-book structural transfer. The candidate is limited to accumulated logistics instruction and rule versions; it does not claim that ordinary physical inventory expiration is the same problem."}