{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp09_archetype_breadth150_20260804","research_id":"eoa_inverse_innovation_exp09_light_prior_art_20260804","cell_id":"substrate_lineage_risk_audit__chemistry_materials","search_lanes":{"direct_problem_and_intervention":{"queries":["recycled plastics traceability quality structural applications source history additives degradation standard","post-consumer recycled polymer recyclate quality assurance traceability batch provenance guideline","recycled plastic structural components lot traceability qualification supplier audit mechanical testing automotive"],"source_ids":["SRC2","SRC3","SRC4"],"no_result_note":null},"synonyms_and_historical_terms":{"queries":["EN 15343 plastics recycling traceability recycled content conformity assessment recycled plastics","DIN SPEC 91446 recycled plastics data quality levels traceability material properties source waste origin official","EuCertPlast audit scheme traceability input waste origin batch quality control recycled plastics requirements"],"source_ids":["SRC1","SRC4"],"no_result_note":null},"products_practices_and_standards":{"queries":["site:ul.com recycled plastics safety critical components lot batch traceability polymer certification","site:iso.org recycled plastics traceability characterization recyclate standard quality requirements application","EN 18065 recycled plastics quality requirements application recyclates traceability properties official"],"source_ids":["SRC1","SRC3","SRC4"],"no_result_note":null},"component_combination":{"queries":["recycled polymer contaminants degradation history analytical fingerprint FTIR DSC ash melt flow mechanical properties","recyclate quality assurance lot release provenance analytical fingerprint reference virgin resin","recycled plastics traceability source history analytical testing end application qualification"],"source_ids":["SRC2","SRC3","SRC4"],"no_result_note":null}},"sources":[{"source_id":"SRC1","title":"DIN SPEC 91446:2021-12 — Classification of recycled plastics by Data Quality Levels for use and (digital) trading","publisher":"DIN Media GmbH","url":"https://www.dinmedia.de/de/technische-regel/din-spec-91446/346496956","source_type":"OFFICIAL_STANDARD","claims_supported":["The specification classified recycled plastics by the depth of available data and provided guidance for characterizing plastic-waste input and labelling recyclate type and content in compounds.","The specification was withdrawn and replaced by DIN EN 18065:2025-11, showing that data-depth classification of recyclates has entered current standardization."]},{"source_id":"SRC2","title":"Assessment of the Impact of Superficial Contamination and Thermo-Oxidative Degradation on the Properties of Post-Consumer Recycled Polypropylene","publisher":"Materials (MDPI)","url":"https://mdpi-res.com/d_attachment/materials/materials-16-01198/article_deploy/materials-16-01198-v2.pdf?version=1675732628","source_type":"PRIMARY_RESEARCH","claims_supported":["Post-consumer polypropylene can be heterogeneous because of contamination, prior use, collection, service life, and reprocessing degradation.","Four differently treated recycled-plastic lots were compared with virgin polypropylene using melt-flow, DSC, FTIR, oxidation-induction, and tensile testing.","Recycled samples showed much lower elongation at break and oxidation-induction time than virgin polypropylene; the study attributes effects to contaminants, antioxidant depletion, oxidation, molecular-weight reduction, and chain scission.","Routine-looking polymer spectra can remain broadly similar while other analytical and mechanical measures reveal consequential degradation."]},{"source_id":"SRC3","title":"Recycled Plastics Testing and Certification","publisher":"UL Solutions","url":"https://www.ul.com/services/recycled-plastics-testing-and-certification","source_type":"FIRST_PARTY_PRODUCT","claims_supported":["UL's mechanically recycled-plastics program under UL 746S already combines multi-batch qualification, analytical and performance testing, quality assurance, follow-up inspection, and end-application limitations.","For post-consumer plastics without consistent identification, UL describes five-batch testing including flammability, impact, tensile, heat-deflection, dielectric, ignition, infrared, outdoor exposure, and long-term thermal evaluation.","The quality-assurance program establishes traceability of plastic sources, requires a recognized quality-management system, and uses continuing assessments and record review.","UL explicitly treats interactions among substances, parts, systems, and expected environments as possible causes of hazards or failures not apparent from isolated component tests."]},{"source_id":"SRC4","title":"Chemical content validation of recycled plastics","publisher":"OECD Publishing","url":"https://www.oecd.org/en/publications/chemical-content-validation-of-recycled-plastics_7c862db6-en.html","source_type":"OFFICIAL_GUIDANCE","claims_supported":["Chemical information can be incomplete or lost along recycled-plastic value chains, while contaminants, degradation products, and reaction products can arise during use and recycling.","Heterogeneous waste and limited source separation make chemical-content validation more difficult.","The report identifies an integrated approach combining standards, analytical characterization, and chemical traceability systems as necessary for safer recycled-plastic circularity."]}],"problem_evidence":{"status":"SUPPORTED","finding":"The proposed blind spot is directly visible. Primary research shows that contamination and prior service or processing degradation can produce heterogeneous recycled-polypropylene lots with sharply different oxidation stability and ductility even when nominal polymer identity remains recognizable. OECD likewise reports loss of chemical information, heterogeneous inputs, and emerging contaminants or degradation products across recycling chains. UL's existing certification program treats inconsistent identification and source control as sufficiently consequential to require multi-batch testing, source traceability, ongoing QA, and application-relevant performance evaluation.","source_ids":["SRC2","SRC3","SRC4"]},"closest_prior_art":[{"name":"UL 746S mechanically recycled-plastics Component Recognition and quality-assurance program","source_ids":["SRC3"],"overlap":"Already joins source traceability, multi-batch analytical fingerprints, mechanical and environmental performance testing, comparison sufficient to assign virgin-resin-category ratings, quality-system records, application limitations, and continuing follow-up inspection.","remaining_difference":"The public description does not expressly require buyer-side reconstruction of each lot's source-product categories, wash and blend genealogy, prior service exposure, linkage through every finished structural-part family, or a signed lot disposition naming the owner of unresolved provenance uncertainty."},{"name":"Recyclate data-quality classification plus integrated chemical-traceability and analytical validation","source_ids":["SRC1","SRC4"],"overlap":"DIN's specification and its EN replacement establish standardized classification by available data depth and input characterization, while OECD explicitly combines chemical traceability, analytical techniques, standards, and quality control to address lost information and unknown recycled-plastic chemistry.","remaining_difference":"These sources do not themselves specify the proposal's complete plant-level decision workflow: comparison of inferred origin conditions with a particular load-bearing service context followed by release, restricted use, controlled blending, isolation, or rejection under a named residual-risk owner."},{"name":"Virgin-reference analytical and property comparison of post-consumer recycled polypropylene lots","source_ids":["SRC2"],"overlap":"The study uses a virgin reference and multiple recycled lots with FTIR, melt-flow, DSC, oxidation-induction, and tensile measurements to expose contamination, degradation, processing variability, and compromised future-use performance.","remaining_difference":"It is an experimental characterization study rather than a chain-of-custody system or enforceable production-release gate, and it does not test whether documentary lineage adds disposition value beyond the measurements."}],"prior_art_disposition":"SUBSTANTIAL_COLLISION","contrastive_claim_remaining":"For pooled post-consumer resin intended for load-bearing, non-electrical parts, adding lot-specific source-product, service-history, wash, remelt, and blend genealogy to reference-based analytical differences and target-service compatibility review will reproducibly change or narrow lot dispositions beyond an existing UL-style multi-batch conformance program and routine incoming tests. The remaining claim is incremental and workflow-specific; the general combination of traceability, analytical characterization, application testing, QA, and release limitations is already substantially represented.","contrastive_claim_falsifier":"The claim is falsified if a blinded eight-lot comparison finds that the lineage-enriched review produces no reproducible disposition-relevant flags or use restrictions beyond routine records and existing conformance testing, or if the applicable quality or certification system is shown already to require the same lot genealogy, source-to-finished-part linkage, target-service comparison, and named residual-risk disposition.","gates":{"adequate_source_search":{"status":"PASS","rationale":"The bounded search covered the proposal directly, older and standardized terminology, current certification practices and standards, and combinations of provenance, analytical fingerprinting, degradation, application qualification, and lot release. Exactly four opened sources span four publishers and include primary research, official standards/guidance, and a first-party certification service.","source_ids":["SRC1","SRC2","SRC3","SRC4"]},"supported_problem":{"status":"PASS","rationale":"Experimental evidence and official guidance support heterogeneous contamination and degradation histories, incomplete chemical information, and property differences relevant to processing, aging, and mechanical reliability.","source_ids":["SRC2","SRC3","SRC4"]},"distinct_testable_claim":{"status":"PASS","rationale":"Although broad prior-art collision is substantial, the narrower incremental claim is falsifiable: test whether explicit lot genealogy and context-shift fields add reproducible, disposition-changing information beyond routine and established multi-batch qualification.","source_ids":["SRC1","SRC2","SRC3","SRC4"]},"bounded_next_test":{"status":"PASS","rationale":"The proposed eight-lot blinded retrospective test is bounded, uses retained or quarantined material and approved methods, defines thresholds before outcomes are reviewed, compares against existing records and references, and ends with a finite feasibility table. Multi-lot and virgin-reference comparison are technically grounded in the retained prior art.","source_ids":["SRC2","SRC3"]},"no_obvious_safety_or_authority_stop":{"status":"PASS","rationale":"The first test leaves all material quarantined, makes no production release or formulation change, uses existing approved analytical and coupon methods, reserves structural-use decisions to the designated authority, and includes laboratory halt and indeterminate-result rules. Existing certification practice also supports formal QA and controlled qualification before end use.","source_ids":["SRC3"]}},"screen_survival":false,"world_novelty_boundary":"This light public-web screen found substantial collision with established traceability, recyclate data-quality classification, multi-batch analytical and performance qualification, application limitations, and continuing QA. It did not establish whether any single prior-art document contains every proposed genealogy and residual-risk field. The bounded search cannot establish world novelty, patentability, market size, expert acceptance, or realized value."}