{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-13T04:27:06Z",
    "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": 3,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T10:00:00Z",
      "ingestedAt": "2026-10-06T07:08:44+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "revisions": [
      {
        "at": "2026-10-06T22:49:45+00:00",
        "engine": "codex",
        "fields": [
          "definition",
          "visual_identification"
        ],
        "answering_review": "15a897c7beeb1bd5702ac6c3adb890284ffa11090a1f8fa29c9c39cd84823f48"
      }
    ],
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T10:10:30+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q34172",
    "registryId": "vr.tr.butter",
    "name": "butter",
    "version": "0.2.0-wave.3",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.MAT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q34172/",
  "model": {
    "registry_id": "vr.tr.butter",
    "name": "butter",
    "purpose": "Let an agent explain butter and its kinds, relay production, composition and regulation from dairy and food sources, describe regional and traditional forms, and note legal variation for infused products.",
    "definition": "A dairy product made by churning cream to separate butterfat from buttermilk, high in fat and used as a spread, cooking fat and ingredient, in kinds such as sweet cream and cultured butter, salted and unsalted, clarified butter and ghee, regional specialities such as Bresse butter and Rucava white butter, organic butter, traditional preparations such as blessed Weihbutter, and infused products such as cannabis butter whose legality varies; Ugandan eshabwe is a sauce made from ghee rather than a kind of butter, and butter is regulated for composition and labelling.",
    "what_it_is_for": "Spreading, cooking and flavouring food.",
    "affordances": [
      "explain production and kinds",
      "relay composition and regulation",
      "describe regional forms",
      "note legal variation"
    ],
    "distinguishing_features": [
      "Churned from cream",
      "High fat content",
      "Protected regional names",
      "Culinary versatility"
    ],
    "appearance": "A pale yellow solid fat, sold in blocks or tubs.",
    "visual_identification": [
      "Butter is churned dairy fat.",
      "Types and preparations include sweet cream, cultured, salted, clarified, ghee, Bresse, Rucava white butter, Weihbutter, organic and cannabis butter.",
      "Eshabwe is a sauce made from ghee rather than a kind of butter.",
      "Margarine is a plant-based spread, cream is unchurned, and buttermilk is the liquid left after churning."
    ],
    "physical_properties": [
      {
        "quantity": "fat content",
        "typical_range": "at least 80",
        "unit": "percent",
        "note": "EU and US standards"
      },
      {
        "quantity": "world production",
        "typical_range": "about 11",
        "unit": "million tonnes",
        "note": "per year"
      },
      {
        "quantity": "melting range",
        "typical_range": "about 32-35",
        "unit": "C",
        "note": ""
      }
    ],
    "families_and_kinds": [
      "sweet cream butter",
      "cultured or lactic butter",
      "salted and unsalted butter",
      "clarified butter and ghee",
      "regional and protected butters such as Bresse butter and Rucava white butter",
      "traditional preparations such as eshabwe and Weihbutter",
      "organic butter",
      "infused butters including cannabis butter where legal"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "fat spread",
        "why": "in registry terms"
      },
      {
        "relation": "is a kind of",
        "target": "cream butter",
        "why": "in registry terms"
      },
      {
        "relation": "is a kind of",
        "target": "dry butter",
        "why": "in registry terms"
      },
      {
        "relation": "is made from",
        "target": "cream",
        "why": "by churning"
      }
    ],
    "identifiers": [
      {
        "scheme": "HS",
        "value_or_pattern": "0405.10",
        "note": "butter"
      },
      {
        "scheme": "Codex",
        "value_or_pattern": "STAN 279",
        "note": "butter standard"
      }
    ],
    "standards_and_regulation": [
      "Codex and national butter composition standards",
      "Protected designations of origin for regional butters",
      "Organic certification",
      "Cannabis laws governing infused butter, varying by jurisdiction"
    ],
    "failure_modes_and_hazards": [
      "Rancidity and spoilage",
      "Saturated fat and health debates, with positions attributed",
      "Legal risk with cannabis butter where prohibited"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Describe butter types, labelling and storage from food sources.",
        "Prepare and store butter following hygiene rules.",
        "Report spoilage or rancidity."
      ],
      "must_not": [
        "Serve butter to a person who has declared a milk allergy.",
        "Label a spread as butter when it does not meet the legal definition.",
        "Help make cannabis butter where it is prohibited.",
        "Present contested health claims about butter as settled."
      ],
      "requires_human": [
        "Changing a person's diet for medical reasons."
      ]
    },
    "ethics": {
      "considerations": [
        "Food labelling honesty protects consumers and producers.",
        "Dietary and religious rules about dairy must be respected."
      ],
      "affected_parties": [
        "Consumers",
        "Dairy producers",
        "People with milk allergy"
      ]
    },
    "owners": {
      "steward": "The person or business that holds it; food authorities set the rules for sale.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q34172: butter",
      "url": "https://www.wikidata.org/wiki/Q34172",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Butter",
      "url": "https://en.wikipedia.org/wiki/Butter",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "understand",
        "name": "Understand",
        "description": "What butter is.",
        "rationale": "Definition.",
        "layers": [
          {
            "id": "definition",
            "name": "Definition",
            "description": "Definition and production.",
            "findings": [
              {
                "id": "definition-finding",
                "name": "Definition",
                "description": "Definition.",
                "questions": [
                  {
                    "text": "What is butter, and how is it made by churning cream?",
                    "kind": "definition"
                  },
                  {
                    "text": "Is the question about butter, margarine, cream or an infused product?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "kinds",
            "name": "Kinds",
            "description": "Kinds.",
            "findings": [
              {
                "id": "kinds-finding",
                "name": "Kinds",
                "description": "Kinds.",
                "questions": [
                  {
                    "text": "How do sweet cream, cultured, salted, clarified and regional butters such as Bresse and Rucava white butter differ?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits the specific kind?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "use",
        "name": "Use",
        "description": "Use and storage.",
        "rationale": "Practice.",
        "layers": [
          {
            "id": "cooking",
            "name": "Cooking",
            "description": "Cooking.",
            "findings": [
              {
                "id": "cooking-finding",
                "name": "Cooking",
                "description": "Cooking.",
                "questions": [
                  {
                    "text": "How is butter used in cooking, baking and sauces, and how does clarified butter differ in use?",
                    "kind": "action"
                  },
                  {
                    "text": "Which references are standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "storage",
            "name": "Storage",
            "description": "Storage and quality.",
            "findings": [
              {
                "id": "storage-finding",
                "name": "Storage",
                "description": "Storage.",
                "questions": [
                  {
                    "text": "How should butter be stored, and how is quality judged?",
                    "kind": "action"
                  },
                  {
                    "text": "Which entry fits food storage?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "regulate",
        "name": "Regulate",
        "description": "Standards and health.",
        "rationale": "Regulation.",
        "layers": [
          {
            "id": "standards",
            "name": "Standards",
            "description": "Standards.",
            "findings": [
              {
                "id": "standards-finding",
                "name": "Standards",
                "description": "Standards.",
                "questions": [
                  {
                    "text": "What composition, labelling and origin rules apply to butter?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which sources are cited?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "health",
            "name": "Health",
            "description": "Health.",
            "findings": [
              {
                "id": "health-finding",
                "name": "Health",
                "description": "Health.",
                "questions": [
                  {
                    "text": "What does research say about butter, saturated fat and health, with positions attributed?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is the presentation neutral?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "context",
        "name": "Context",
        "description": "Culture and special forms.",
        "rationale": "Context.",
        "layers": [
          {
            "id": "culture",
            "name": "Culture",
            "description": "Culture and tradition.",
            "findings": [
              {
                "id": "culture-finding",
                "name": "Culture",
                "description": "Culture.",
                "questions": [
                  {
                    "text": "What are eshabwe, Weihbutter and other traditional or ritual butter preparations?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits the specific tradition?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "infused",
            "name": "Infused",
            "description": "Infused butters.",
            "findings": [
              {
                "id": "infused-finding",
                "name": "Infused",
                "description": "Infused.",
                "questions": [
                  {
                    "text": "What is cannabis butter, and how does its legality vary?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is the user in a jurisdiction where the product is prohibited?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should ghee and cultured butter be separate primary entries?",
    "How should dairy standards be linked?",
    "The registry entry has merged aliases naming regional, ritual and infused products; should they be split off?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}