{"closest_prior_art":[{"name":"NASA technical-performance assessment loop","overlap":"NASA guidance already calls for quantitative technical-performance measures to be monitored and trended against current and future expectations, preservation of historical data, red/yellow/green alert zones, more frequent review during rapid change, early-warning interpretation, and corrective action when trends forecast an unfavorable outcome.","remaining_difference":"The retained guidance does not prescribe this proposal's exact drone-specific six-domain reserve vector, per-change regeneration, two-revision persistence rule, response-lead-time projection, or retrospective discrepancy-prediction test.","source_ids":["SRC1"]},{"name":"NASA configuration management and status accounting","overlap":"NASA configuration management identifies time-specific baselines, controls engineering changes, preserves current and historical configurations, and records deviations, waivers, discrepancies, performance data, approvals, and traceability for design and test decisions.","remaining_difference":"Configuration management alone does not expressly calculate or interpret coupled reserve-erosion trajectories using the proposal's parameter-specific warning rules.","source_ids":["SRC2"]},{"name":"Versioned digital thread and margin-tracking practice","overlap":"IBM describes versioned, cross-domain engineering artifacts, baselines, traceability, change propagation, impact analysis, tests, reporting, and validity indicators. Primary margin research formalizes multi-parameter and system margins, documents overlooked cross-system constraints and change propagation when margins are consumed, and explicitly proposes margin profiles as the core of a tracking tool recording margins, requirements, and change rationale.","remaining_difference":"Neither source demonstrates that the exact proposed combined ledger and escalation cadence predicts inspection-drone integration discrepancies earlier than existing reviews.","source_ids":["SRC3","SRC4"]}],"contrastive_claim_falsifier":"The contrast fails if existing configuration, technical-performance, or digital-thread controls expose and act on the same coupled deterioration at the same or an earlier revision, or if prespecified ledger warnings do not precede independently adjudicated discrepancies or actionable reanalysis beyond chance and review noise.","contrastive_claim_remaining":"For one iteratively modified inspection-drone platform, a configuration-linked, disaggregated reserve vector using persistence, acceleration, provenance, and response-lead-time rules will predict independently adjudicated integration discrepancies or actionable reanalysis earlier than the platform's existing per-change and milestone reviews. This narrow comparative claim remains testable but is not established by the retained sources.","experiment_id":"eoa_inverse_innovation_exp13_second_slot_policy60_20260806","gates":{"adequate_source_search":{"rationale":"The bounded search covered the proposal directly, technical-performance measurement and design-margin terminology, configuration-management and digital-thread products/practices, and combinations of margin tracking, change propagation, provenance, thresholds, and trend review. Four opened direct sources span NASA, IBM, and Cambridge University Press.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"PASS"},"bounded_next_test":{"rationale":"The proposed limit of 20 historical change packages plus three nonbinding shadow packages is finite, read-only, measurable, and compares prespecified warnings against independently adjudicated discrepancies and existing-review timing. NASA's established use of historical trends, periodic assessment, baselines, and controlled corrective action makes the design operationally coherent.","source_ids":["SRC1","SRC2"],"status":"PASS"},"distinct_testable_claim":{"rationale":"Although most mechanisms are established practice, the narrower claim that this exact drone-specific, multi-reserve trajectory rule provides earlier incremental detection than existing reviews is falsifiable through blinded reconstruction and timing comparison.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"PASS"},"no_obvious_safety_or_authority_stop":{"rationale":"The pilot is read-only and nonbinding, preserves existing source records and approval authority, and reserves release, testing, redesign, deviation, and hold decisions for established engineering governance. NASA configuration-management guidance likewise places changes under defined control authority. Controlled technical information still requires access controls but is a pilot constraint rather than an obvious stop.","source_ids":["SRC2","SRC3"],"status":"PASS"},"supported_problem":{"rationale":"Primary research reports that complex-product teams can overlook cross-system constraints, that combined margins behave nonlinearly, and that consumed margins propagate changes and costly iteration. NASA and IBM guidance independently treat historical technical trends, versioned cross-domain traceability, impact analysis, discrepancies, and waivers as management needs. Evidence supports the general problem, though not its frequency or severity on industrial inspection drones specifically.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"PASS"}},"prior_art_disposition":"ESTABLISHED_PRACTICE","problem_evidence":{"finding":"The underlying problem is visible in complex engineering: distributed changes can consume interrelated margins, hidden dependencies can be overlooked, and late corrective iteration can be costly. Established systems-engineering practice already addresses much of it through trended technical-performance measures, historical configuration records, warning zones, baselines, traceability, and governed corrective action. Drone-specific incidence and realized benefit remain unverified.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"PARTLY_SUPPORTED"},"research_id":"eoa_inverse_innovation_exp13_light_screen_20260806","schema_version":1,"screen_id":"E13P008","screen_survival":false,"search_lanes":{"component_combination":{"no_result_note":null,"queries":["configuration linked design margins digital thread change impact engineering reserves","engineering change propagation design margins overlooked constraints research paper"],"source_ids":["SRC1","SRC2","SRC3","SRC4"]},"direct_problem_and_intervention":{"no_result_note":null,"queries":["engineering margin management trends over time technical performance measures thresholds systems engineering design changes","\"margin management\" \"technical performance measures\" systems engineering"],"source_ids":["SRC1","SRC4"]},"products_practices_and_standards":{"no_result_note":null,"queries":["NASA systems engineering handbook technical performance measures margin trends thresholds","configuration management as-designed as-built traceability engineering changes official handbook NASA","site:ibm.com engineering lifecycle management change configuration traceability engineering artifacts versions"],"source_ids":["SRC1","SRC2","SRC3"]},"synonyms_and_historical_terms":{"no_result_note":null,"queries":["\"Technical Performance Measurement Handbook\" PDF threshold trend","engineering change propagation design margins overlooked constraints research paper"],"source_ids":["SRC1","SRC4"]}},"sources":[{"claims_supported":["Technical-performance measures are monitored and trended against expected current and future values.","Historical technical data, alert zones, periodic review, early warnings, and corrective action for unfavorable trends are established systems-engineering guidance.","Technical risks can have monitored trigger thresholds and governed mitigation actions."],"publisher":"National Aeronautics and Space Administration","source_id":"SRC1","source_type":"OFFICIAL_GUIDANCE","title":"NASA Systems Engineering Handbook, Revision 2","url":"https://science.nasa.gov/wp-content/uploads/2023/04/nasa_systems_engineering_handbook_0.pdf"},{"claims_supported":["Configuration management controls changes to performance, functional, and physical baselines and distinguishes product versions.","Configuration status accounting preserves historical configurations and tracks changes, deviations, waivers, discrepancies, actions, and performance data.","Configuration changes operate through identified control authority and verification."],"publisher":"National Aeronautics and Space Administration","source_id":"SRC2","source_type":"OFFICIAL_GUIDANCE","title":"6.5 Configuration Management","url":"https://www.nasa.gov/reference/6-5-configuration-management/"},{"claims_supported":["Commercial engineering-lifecycle tooling implements versioned digital threads across functional, software, mechanical, and electrical domains.","The product links requirements, models, tests, work items, baselines, and configurations for traceability, impact analysis, change propagation, validity monitoring, and reporting."],"publisher":"IBM","source_id":"SRC3","source_type":"FIRST_PARTY_PRODUCT","title":"Accelerate time to market with IBM Engineering Lifecycle Management 7.0.3","url":"https://www.ibm.com/new/announcements/accelerate-time-to-market-with-ibm-engineering-lifecycle-management-7-0-3"},{"claims_supported":["Industrial research identifies design margins as important to engineering change and corrective iteration in complex products.","Cross-system constraints can be overlooked, multiple margins must be considered together, and system margins need not aggregate linearly from local margins.","The paper proposes margin-profile tracking that records margins, requirements, and rationale for changes."],"publisher":"Cambridge University Press","source_id":"SRC4","source_type":"PRIMARY_RESEARCH","title":"Design margins: a hidden issue in industry","url":"https://www.cambridge.org/core/journals/design-science/article/design-margins-a-hidden-issue-in-industry/C479B2609FB06853CFEE1F15505338E1"}],"world_novelty_boundary":"This bounded screen found established practices that substantially cover the proposal's mechanisms. It cannot establish world novelty, patentability, market size, expert acceptance, or realized value, and it does not prove that every organization or drone program already implements the exact combination."}