{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T22:02:06Z",
    "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": "2026-10-06T07:01:15+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "revisions": [
      {
        "at": "2026-10-06T22:37:34+00:00",
        "engine": "codex",
        "fields": [
          "definition",
          "purpose"
        ],
        "answering_review": "957739db52ebbde4c8f42ea6c2e41ffa0095cfe487905f7a8f6fbdde8bf3ad7c"
      },
      {
        "at": "2026-10-07T11:14:34+00:00",
        "engine": "codex",
        "fields": [
          "agent_conduct"
        ],
        "answering_review": "fc61ffceda5d143b9b4a1fec2e1094ab377d3426edea0726d1afad7883473c83"
      }
    ],
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T12:16:29+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q17147",
    "registryId": "vr.tr.egg",
    "name": "egg",
    "version": "0.2.0-wave.3",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.MAT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q17147/",
  "model": {
    "registry_id": "vr.tr.egg",
    "name": "egg",
    "purpose": "Let an agent explain eggs as biological structures and as food, relay nutrition, safety and production information from authoritative sources, identify kinds including roe and cultural uses, and distinguish biological eggs, including those used decoratively, from artificial decorative and confectionery representations.",
    "definition": "The organic vessel laid by birds, reptiles, fish, insects and other animals in which an embryo develops, protected by a shell or membrane and supplied with yolk, and in the culinary sense chiefly the hen egg used as food worldwide; roe consists of biological eggs, especially those of fish. The registry records this entry as a covering, and its aliases also point to decorated Easter eggs and confectionery eggs as cultural uses or representations, with decorated real eggs remaining biological objects.",
    "what_it_is_for": "Reproduction in egg-laying animals; food and cultural uses.",
    "affordances": [
      "explain biology and structure",
      "relay nutrition, safety and production information",
      "identify kinds and cultural uses",
      "separate senses"
    ],
    "distinguishing_features": [
      "Shell, membranes, albumen and yolk",
      "Laid by many animal groups",
      "Staple food",
      "Cultural symbol of new life"
    ],
    "appearance": "An oval object with a hard or leathery shell and internal yolk and white; hen eggs are white or brown, about 50 to 70 grams.",
    "visual_identification": [
      "Shelled or membraned vessel for an embryo",
      "Hen eggs as the main food egg",
      "Roe is fish eggs; Easter and chocolate eggs are cultural objects named after eggs"
    ],
    "physical_properties": [
      {
        "quantity": "hen egg mass",
        "typical_range": "about 50-70",
        "unit": "g",
        "note": "by grade"
      },
      {
        "quantity": "world hen egg production",
        "typical_range": "about 90 million",
        "unit": "tonnes",
        "note": "per FAO, recent years"
      }
    ],
    "families_and_kinds": [
      "bird eggs including hen, duck and quail eggs as food",
      "reptile, amphibian and fish eggs, with roe as food",
      "insect and other invertebrate eggs",
      "decorated eggs such as pysanky and drapanky",
      "Easter and chocolate eggs as cultural objects",
      "preserved egg products such as pickled and cured roe"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "covering",
        "why": "in registry terms"
      },
      {
        "relation": "is a kind of",
        "target": "animal product",
        "why": "as food"
      },
      {
        "relation": "is produced by",
        "target": "oviparous animal",
        "why": "birds, reptiles and others"
      },
      {
        "relation": "is related to",
        "target": "Easter egg",
        "why": "a cultural object"
      }
    ],
    "identifiers": [
      {
        "scheme": "HS code",
        "value_or_pattern": "0407",
        "note": "birds eggs in shell"
      },
      {
        "scheme": "egg grade and marking codes",
        "value_or_pattern": "per jurisdiction",
        "note": "such as EU producer codes"
      }
    ],
    "standards_and_regulation": [
      "Food safety rules on salmonella and egg handling",
      "Egg grading and marking regulations",
      "Animal welfare rules for laying hens",
      "Wildlife protection for wild bird eggs"
    ],
    "failure_modes_and_hazards": [
      "Salmonella contamination",
      "Egg allergy",
      "Illegal collection of wild bird eggs",
      "Sense confusion in the registry entry"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Report eggs' origin, storage and use-by information for food use.",
        "Flag egg as an allergen in recipes and menus."
      ],
      "must_not": [
        "Serve raw or undercooked eggs to people at higher risk.",
        "Misrepresent how laying hens were kept, such as calling cage eggs free-range.",
        "Collect or disturb eggs of wild birds or protected species.",
        "Serve egg to a person who has declared an egg allergy."
      ],
      "requires_human": [
        "Removing or handling eggs in nests of wild or protected animals."
      ]
    },
    "ethics": {
      "considerations": [
        "Egg production raises welfare questions for laying hens.",
        "Wild bird eggs are protected; collecting them harms species."
      ],
      "affected_parties": [
        "People with egg allergy",
        "Laying hens",
        "Wild birds"
      ]
    },
    "owners": {
      "steward": "The producer or keeper; wildlife law protects wild birds' eggs.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q17147: egg",
      "url": "https://www.wikidata.org/wiki/Q17147",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Egg",
      "url": "https://en.wikipedia.org/wiki/Egg",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "biology",
        "name": "Biology",
        "description": "What an egg is.",
        "rationale": "Science.",
        "layers": [
          {
            "id": "structure",
            "name": "Structure",
            "description": "Structure and development.",
            "findings": [
              {
                "id": "structure-finding",
                "name": "Structure",
                "description": "Structure.",
                "questions": [
                  {
                    "text": "What are the parts of an egg, and how does the embryo develop inside it?",
                    "kind": "definition"
                  },
                  {
                    "text": "Is the question about the biological egg, food, roe or a cultural object?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "kinds",
            "name": "Kinds",
            "description": "Eggs across animals.",
            "findings": [
              {
                "id": "kinds-finding",
                "name": "Kinds",
                "description": "Kinds.",
                "questions": [
                  {
                    "text": "How do eggs differ across birds, reptiles, fish and insects?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits the specific animal group?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "food",
        "name": "Food",
        "description": "Eggs as food.",
        "rationale": "Practice.",
        "layers": [
          {
            "id": "nutrition",
            "name": "Nutrition",
            "description": "Nutrition and safety.",
            "findings": [
              {
                "id": "nutrition-finding",
                "name": "Nutrition",
                "description": "Nutrition.",
                "questions": [
                  {
                    "text": "What nutrients do eggs provide, and what safety rules apply to handling and cooking?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is the user asking for personal dietary or allergy advice, which needs a professional?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "production",
            "name": "Production",
            "description": "Production and grading.",
            "findings": [
              {
                "id": "production-finding",
                "name": "Production",
                "description": "Production.",
                "questions": [
                  {
                    "text": "How are eggs produced, graded and marked, and what welfare rules apply?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which sources are cited?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "culture",
        "name": "Culture",
        "description": "Culture and symbolism.",
        "rationale": "Context.",
        "layers": [
          {
            "id": "traditions",
            "name": "Traditions",
            "description": "Decorated and festive eggs.",
            "findings": [
              {
                "id": "traditions-finding",
                "name": "Traditions",
                "description": "Traditions.",
                "questions": [
                  {
                    "text": "How are eggs decorated and used in Easter and other traditions?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits Easter egg?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "symbolism",
            "name": "Symbolism",
            "description": "Symbolism.",
            "findings": [
              {
                "id": "symbolism-finding",
                "name": "Symbolism",
                "description": "Symbolism.",
                "questions": [
                  {
                    "text": "What does the egg symbolise across cultures, with attribution?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which references are standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "study",
        "name": "Study",
        "description": "Study and conservation.",
        "rationale": "Study.",
        "layers": [
          {
            "id": "oology",
            "name": "Oology",
            "description": "Study of eggs.",
            "findings": [
              {
                "id": "oology-finding",
                "name": "Oology",
                "description": "Oology.",
                "questions": [
                  {
                    "text": "How are eggs studied, and what do collections tell about birds?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits oology?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "protection",
            "name": "Protection",
            "description": "Protection.",
            "findings": [
              {
                "id": "protection-finding",
                "name": "Protection",
                "description": "Protection.",
                "questions": [
                  {
                    "text": "What laws protect wild bird eggs?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits wildlife protection?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should bird egg, hen egg as food and decorated egg be separate entries?",
    "How should food standards be linked?",
    "The registry entry has merged aliases from roe, cured fish products and Easter traditions; should they be split off?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}