{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-14T03:33:12Z",
    "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": 4,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T12:00:00Z",
      "ingestedAt": "2026-10-06T07:46:44+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T12:16:27+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: WordNet gloss",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-ERA",
    "registryId": "vr.tr.era",
    "name": "era",
    "version": "0.2.0-wave.4",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "XCT.TME"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/era/",
  "model": {
    "registry_id": "vr.tr.era",
    "name": "era",
    "purpose": "Let an agent explain what an era is, relay its everyday and technical senses from reference sources, distinguish the aliases such as epoch and age, and steer a question to the intended sense.",
    "definition": "A long and distinct period of time, either one marked by a distinctive character or one reckoned from a fixed point or event; in everyday use an era is a stretch of history seen as a unit, such as an age, an epoch or a golden age, while in geology and dating systems it has more precise meanings. The registry aliases name related terms including epoch, antiquity, age, historic period and modern era.",
    "what_it_is_for": "Naming a distinct long period of time.",
    "affordances": [
      "explain the senses",
      "relay everyday and technical uses",
      "distinguish related terms",
      "steer to the intended sense"
    ],
    "distinguishing_features": [
      "A long span",
      "Treated as a unit",
      "Distinctive character or fixed start",
      "Multiple senses"
    ],
    "appearance": "Not a visible object; a span of time treated as a unit.",
    "visual_identification": [
      "A distinct long period of time",
      "Epoch, antiquity, age, historic period, modern era",
      "A moment is instantaneous; a date is a single point; an age may be looser than an era"
    ],
    "physical_properties": [
      {
        "quantity": "kind",
        "typical_range": "period of time",
        "unit": "note",
        "note": ""
      },
      {
        "quantity": "senses",
        "typical_range": "everyday, geological, dating",
        "unit": "list",
        "note": ""
      },
      {
        "quantity": "registry parent",
        "typical_range": "time period",
        "unit": "note",
        "note": "WordNet hypernym"
      }
    ],
    "families_and_kinds": [
      "historical era",
      "geological era",
      "calendar era"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "time period",
        "why": "in registry terms"
      },
      {
        "relation": "is similar to",
        "target": "epoch",
        "why": ""
      },
      {
        "relation": "is similar to",
        "target": "age",
        "why": ""
      },
      {
        "relation": "is contrasted with",
        "target": "moment",
        "why": ""
      }
    ],
    "identifiers": [
      {
        "scheme": "WordNet",
        "value_or_pattern": "oewn-15137796-n",
        "note": "hypernym of era"
      }
    ],
    "standards_and_regulation": [
      "Dating and geological conventions"
    ],
    "failure_modes_and_hazards": [
      "Mixing everyday and technical senses",
      "Confusing era with a single date",
      "Overstating precision"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Explain eras in general and technical senses, with their start points.",
        "Distinguish an era from an epoch, age or single event."
      ],
      "must_not": [
        "Present a calendar era of one tradition as universal.",
        "Use era labels to rank cultures as advanced or backward.",
        "Mix everyday and geological senses in answers.",
        "Convert dates between eras without checking the conversion."
      ],
      "requires_human": [
        "Choosing an era system for official documents in a multicultural context."
      ]
    },
    "ethics": {
      "considerations": [
        "Era names carry religious and political meaning, as with BC and BCE.",
        "Dating errors corrupt records."
      ],
      "affected_parties": [
        "Readers",
        "Historians",
        "Communities using different calendars"
      ]
    },
    "owners": {
      "steward": "Nobody: a concept held in common.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "oewn",
      "title": "Open English WordNet 2024, synset oewn-15273375-n",
      "url": "https://en-word.net/id/oewn-15273375-n",
      "what_it_supports": "sense and gloss of the concept",
      "url_status": "live",
      "checked_by": "http 200"
    },
    {
      "id": "wiktionary-en",
      "title": "Wiktionary: era",
      "url": "https://en.wiktionary.org/wiki/era",
      "what_it_supports": "word senses and usage",
      "url_status": "live",
      "checked_by": "http 200"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "understand",
        "name": "Understand",
        "description": "What an era is.",
        "rationale": "Definition.",
        "layers": [
          {
            "id": "definition",
            "name": "Definition",
            "description": "Definition.",
            "findings": [
              {
                "id": "definition-finding",
                "name": "Definition",
                "description": "Definition.",
                "questions": [
                  {
                    "text": "What is an era, and how does it differ from a moment or a single date?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which sense is meant, everyday or technical?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "related",
            "name": "Related",
            "description": "Related terms.",
            "findings": [
              {
                "id": "related-finding",
                "name": "Related",
                "description": "Related.",
                "questions": [
                  {
                    "text": "How does an era differ from an epoch and an age?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits the intended term?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "senses",
        "name": "Senses",
        "description": "Senses.",
        "rationale": "Sources.",
        "layers": [
          {
            "id": "everyday",
            "name": "Everyday",
            "description": "Everyday sense.",
            "findings": [
              {
                "id": "everyday-finding",
                "name": "Everyday",
                "description": "Everyday.",
                "questions": [
                  {
                    "text": "How is era used to mean a distinctive stretch of history?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which references are standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "technical",
            "name": "Technical",
            "description": "Technical senses.",
            "findings": [
              {
                "id": "technical-finding",
                "name": "Technical",
                "description": "Technical.",
                "questions": [
                  {
                    "text": "What does era mean in geology and calendar systems?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which sources are cited?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "use",
        "name": "Use",
        "description": "Use.",
        "rationale": "Sources.",
        "layers": [
          {
            "id": "history",
            "name": "History",
            "description": "Historical eras.",
            "findings": [
              {
                "id": "history-finding",
                "name": "History",
                "description": "History.",
                "questions": [
                  {
                    "text": "How are historical eras named and bounded?",
                    "kind": "provenance"
                  },
                  {
                    "text": "How is an era measured or dated?",
                    "kind": "measurement"
                  }
                ]
              }
            ]
          },
          {
            "id": "golden",
            "name": "Golden",
            "description": "Golden age.",
            "findings": [
              {
                "id": "golden-finding",
                "name": "Golden",
                "description": "Golden.",
                "questions": [
                  {
                    "text": "What is meant by a golden age as a kind of era?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is the presentation neutral?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "context",
        "name": "Context",
        "description": "Context.",
        "rationale": "Context.",
        "layers": [
          {
            "id": "boundaries",
            "name": "Boundaries",
            "description": "Boundaries.",
            "findings": [
              {
                "id": "boundaries-finding",
                "name": "Boundaries",
                "description": "Boundaries.",
                "questions": [
                  {
                    "text": "How are the start and end of an era decided?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is the boundary contested?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "scale",
            "name": "Scale",
            "description": "Scale.",
            "findings": [
              {
                "id": "scale-finding",
                "name": "Scale",
                "description": "Scale.",
                "questions": [
                  {
                    "text": "How does an era compare in length to other time periods?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which sources are cited?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should technical senses be separate entries?",
    "How should era relate to epoch and age?",
    "How should the sense be signposted?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}