{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-11T20:51:21Z",
    "providers": [
      "Claude"
    ],
    "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify",
    "pass": 2,
    "wave": 2,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-05T23:50:00Z",
      "ingestedAt": "2026-10-05T20:45:45+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T10:10:32+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q81163",
    "registryId": "vr.tr.polymer",
    "name": "polymer",
    "version": "0.2.0-wave.2",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.MAT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q81163/",
  "model": {
    "registry_id": "vr.tr.polymer",
    "name": "polymer",
    "purpose": "Let an agent explain polymers and their structure-property relationships, identify polymer types and applications, and address recycling, safety and environmental questions.",
    "definition": "A substance composed of very large molecules made of many repeating subunits, including natural polymers such as proteins, cellulose, rubber and DNA and synthetic polymers such as polyethylene, nylon and silicones; polymers form plastics, fibres, elastomers, coatings and gels, and their production, use and disposal raise environmental issues.",
    "what_it_is_for": "Materials, biology and industry.",
    "affordances": [
      "explain polymer structure and properties",
      "identify polymer types",
      "support material selection",
      "explain recycling and environmental issues"
    ],
    "distinguishing_features": [
      "Repeating units",
      "Very high molecular mass",
      "Natural or synthetic",
      "Tunable properties"
    ],
    "appearance": "Plastics, fibres, rubbers, films and gels.",
    "visual_identification": [
      "Long-chain molecules",
      "Plastic, rubbery or fibrous materials",
      "Small molecules and metals are not polymers"
    ],
    "physical_properties": [
      {
        "quantity": "Density",
        "unit": "kg/m3",
        "typical_range": "",
        "note": "Measured as mass per unit volume at a stated temperature and with moisture content and porosity documented."
      },
      {
        "quantity": "Number-average molar mass",
        "unit": "g/mol",
        "typical_range": "",
        "note": "Determined using a suitable analytical method such as size-exclusion chromatography with the calibration and averaging convention stated."
      },
      {
        "quantity": "Glass transition temperature",
        "unit": "degC",
        "typical_range": "",
        "note": "Determined for an applicable amorphous phase by thermal or mechanical analysis with the method and conditioning stated."
      },
      {
        "quantity": "Tensile modulus",
        "unit": "MPa",
        "typical_range": "",
        "note": "Determined for a solid specimen from its tensile stress-strain response under stated temperature, moisture and loading conditions."
      }
    ],
    "families_and_kinds": [
      "thermoplastics",
      "thermosets",
      "elastomers",
      "natural polymers and biopolymers",
      "specialty polymers such as conductive polymers"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "material",
        "why": "category"
      },
      {
        "relation": "is a kind of",
        "target": "mixture",
        "why": "category"
      },
      {
        "relation": "includes",
        "target": "peptide",
        "why": "natural polymers"
      },
      {
        "relation": "is studied by",
        "target": "materials science",
        "why": "field"
      }
    ],
    "identifiers": [
      {
        "scheme": "resin identification code",
        "value_or_pattern": "1 to 7",
        "note": "recycling code"
      }
    ],
    "standards_and_regulation": [
      "Plastics and polymer standards such as ISO 1043",
      "Regulations on single-use plastics and packaging",
      "Food contact material rules"
    ],
    "failure_modes_and_hazards": [
      "Plastic pollution and microplastics",
      "Degradation and failure in service",
      "Toxic additives"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Explain polymer structure, types and uses.",
        "Identify plastics by resin codes and advise on recycling routes stated by local rules."
      ],
      "must_not": [
        "Recommend heating or burning polymers in ways that release toxic fumes.",
        "Describe a plastic as safe for food or medical contact without its certification.",
        "Make biodegradability or recyclability claims a material does not meet.",
        "Advise disposal of polymer waste into water or open land."
      ],
      "requires_human": [
        "Choosing materials for food, medical or structural use."
      ]
    },
    "ethics": {
      "considerations": [
        "Plastic waste persists in the environment and harms wildlife and people.",
        "Misleading green claims mislead buyers and delay real solutions."
      ],
      "affected_parties": [
        "Consumers",
        "Wildlife and ecosystems",
        "Workers in plastics recycling"
      ]
    },
    "owners": {
      "steward": "The producer or holder of a polymer product answers for it; nobody owns the class of substances.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q81163: polymer",
      "url": "https://www.wikidata.org/wiki/Q81163",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Polymer",
      "url": "https://en.wikipedia.org/wiki/Polymer",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "science",
        "name": "Science",
        "description": "Polymer structure.",
        "rationale": "Chains and properties.",
        "layers": [
          {
            "id": "structure",
            "name": "Structure",
            "description": "Chains and bonding.",
            "findings": [
              {
                "id": "structure-finding",
                "name": "Structure",
                "description": "Structure.",
                "questions": [
                  {
                    "text": "How does the chain structure, crystallinity and cross-linking of this polymer determine its properties?",
                    "kind": "definition"
                  },
                  {
                    "text": "How is it synthesised?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "classes",
            "name": "Classes",
            "description": "Kinds of polymer.",
            "findings": [
              {
                "id": "classes-finding",
                "name": "Classes",
                "description": "Classes.",
                "questions": [
                  {
                    "text": "Is this polymer a thermoplastic, thermoset, elastomer or biopolymer, and what does that imply?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits the specific polymer?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "use",
        "name": "Use",
        "description": "Applications.",
        "rationale": "Choosing polymers.",
        "layers": [
          {
            "id": "select",
            "name": "Select",
            "description": "Material selection.",
            "findings": [
              {
                "id": "select-finding",
                "name": "Select",
                "description": "Selection.",
                "questions": [
                  {
                    "text": "Which polymer suits this application, considering strength, temperature, chemical resistance and cost?",
                    "kind": "action"
                  },
                  {
                    "text": "Which standards specify it?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "identify",
            "name": "Identify",
            "description": "Identifying plastics.",
            "findings": [
              {
                "id": "identify-finding",
                "name": "Identify",
                "description": "Identification.",
                "questions": [
                  {
                    "text": "Which polymer is this object made of, based on codes, markings or simple tests?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is it safe for food contact?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "environment",
        "name": "Environment",
        "description": "Waste and pollution.",
        "rationale": "Responsible use.",
        "layers": [
          {
            "id": "recycle",
            "name": "Recycle",
            "description": "Recycling.",
            "findings": [
              {
                "id": "recycle-finding",
                "name": "Recycle",
                "description": "Recycling.",
                "questions": [
                  {
                    "text": "Can this polymer be recycled here, and how should it be sorted?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which polymers are hard to recycle?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "pollution",
            "name": "Pollution",
            "description": "Plastic pollution.",
            "findings": [
              {
                "id": "pollution-finding",
                "name": "Pollution",
                "description": "Pollution.",
                "questions": [
                  {
                    "text": "What does research say about plastic pollution and microplastics?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which policies address them, with positions attributed?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "learn",
        "name": "Learn",
        "description": "Study.",
        "rationale": "Resources.",
        "layers": [
          {
            "id": "history",
            "name": "History",
            "description": "History of polymers.",
            "findings": [
              {
                "id": "history-finding",
                "name": "History",
                "description": "History.",
                "questions": [
                  {
                    "text": "How did polymer science and the plastics industry develop, according to historians?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which discoveries were key?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "teach",
            "name": "Teach",
            "description": "Teaching.",
            "findings": [
              {
                "id": "teach-finding",
                "name": "Teach",
                "description": "Teaching.",
                "questions": [
                  {
                    "text": "How can polymers be taught with models and safe demonstrations?",
                    "kind": "action"
                  },
                  {
                    "text": "Which misconceptions arise?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should each polymer class be a separate entry?",
    "How should property databases be linked?",
    "How should recycling rules be localised?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}