{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-14T02:10:50Z",
    "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": "2026-10-06T11:00:00Z",
      "ingestedAt": "2026-10-06T07:45:17+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-06T19:52:01+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q744654",
    "registryId": "vr.tr.solar-variation",
    "name": "solar variation",
    "version": "0.2.0-wave.4",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "ACT.PRC"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q744654/",
  "model": {
    "registry_id": "vr.tr.solar-variation",
    "name": "solar variation",
    "purpose": "Let an agent explain solar variation, relay cycles, historical minima and maxima, measurement and its role in climate from solar physics and climate science sources with the scientific consensus attributed, describe the Modern Maximum, and distinguish solar variation from anthropogenic climate change, the solar constant, space weather and orbital Milankovitch cycles.",
    "definition": "The variation over time in the amount of energy the Sun emits, including the roughly eleven-year sunspot cycle, longer grand maxima and minima such as the Maunder Minimum and the twentieth-century Modern Maximum named in a registry alias, and small changes in total solar irradiance; solar variation affects space weather and has a measurable but, according to scientific assessments, small effect on recent global climate compared with human greenhouse gas emissions, a point often misrepresented, so the mainstream scientific position is stated with attribution. Solar activity is monitored by observatories and satellites.",
    "what_it_is_for": "Describing changes in the Sun s output.",
    "affordances": [
      "explain cycles and minima",
      "relay measurement",
      "relay the climate role with attribution",
      "distinguish related concepts"
    ],
    "distinguishing_features": [
      "Time-varying output",
      "Sunspot cycle",
      "Grand minima and maxima",
      "Small recent climate role"
    ],
    "appearance": "Not directly visible; tracked through sunspots, irradiance data and proxies.",
    "visual_identification": [
      "Variation in the Sun s energy output over time",
      "Modern Maximum",
      "Anthropogenic climate change is driven by greenhouse gases; the solar constant is an average; space weather is short-term; Milankovitch cycles are orbital"
    ],
    "physical_properties": [
      {
        "quantity": "sunspot cycle",
        "typical_range": "about 11",
        "unit": "years",
        "note": ""
      },
      {
        "quantity": "Maunder Minimum",
        "typical_range": "about 1645-1715",
        "unit": "note",
        "note": "low sunspot period"
      },
      {
        "quantity": "registry parents",
        "typical_range": "occurrence, astrophysical process",
        "unit": "note",
        "note": ""
      }
    ],
    "families_and_kinds": [
      "solar cycles",
      "grand minima",
      "grand maxima",
      "irradiance variations"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "astrophysical process",
        "why": "in registry terms"
      },
      {
        "relation": "is measured by",
        "target": "total solar irradiance",
        "why": ""
      },
      {
        "relation": "is contrasted with",
        "target": "global warming",
        "why": ""
      },
      {
        "relation": "is contrasted with",
        "target": "Milankovitch cycles",
        "why": ""
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Space weather monitoring standards"
    ],
    "failure_modes_and_hazards": [
      "Misrepresenting solar variation as the main climate driver",
      "Confusing with orbital cycles",
      "Space weather impacts on technology"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Explain the sunspot cycle and grand minima and maxima with sources.",
        "Report space weather forecasts from official services with their time."
      ],
      "must_not": [
        "Present solar variation as the main driver of recent climate change against scientific assessments.",
        "Confuse solar activity cycles with orbital cycles.",
        "Downplay official space weather warnings for power grids, satellites or aviation."
      ],
      "requires_human": [
        "Acting on a space weather warning that affects grid or satellite operations."
      ]
    },
    "ethics": {
      "considerations": [
        "Misrepresenting the Sun's role in climate change misleads public policy.",
        "Severe space weather can disrupt power and communications people rely on."
      ],
      "affected_parties": [
        "The public",
        "Grid and satellite operators",
        "Aircrew and astronauts"
      ]
    },
    "owners": {
      "steward": "Nobody owns it; space weather and solar observatories monitor it.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q744654: solar variation",
      "url": "https://www.wikidata.org/wiki/Q744654",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Solar variation",
      "url": "https://en.wikipedia.org/wiki/Solar_variation",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "understand",
        "name": "Understand",
        "description": "What solar variation is.",
        "rationale": "Attribution.",
        "layers": [
          {
            "id": "definition",
            "name": "Definition",
            "description": "Definition.",
            "findings": [
              {
                "id": "definition-finding",
                "name": "Definition",
                "description": "Definition.",
                "questions": [
                  {
                    "text": "What is solar variation, and how does it differ from anthropogenic climate change, the solar constant, space weather and Milankovitch cycles?",
                    "kind": "definition"
                  },
                  {
                    "text": "Is the question about the Sun s role in climate, where the scientific consensus should be stated with attribution?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "maxima",
            "name": "Maxima",
            "description": "Minima and maxima.",
            "findings": [
              {
                "id": "maxima-finding",
                "name": "Maxima",
                "description": "Maxima.",
                "questions": [
                  {
                    "text": "What were the Maunder Minimum and the Modern Maximum?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits Maunder Minimum?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "physics",
        "name": "Physics",
        "description": "Solar cycles.",
        "rationale": "Science.",
        "layers": [
          {
            "id": "cycle",
            "name": "Cycle",
            "description": "Sunspot cycle.",
            "findings": [
              {
                "id": "cycle-finding",
                "name": "Cycle",
                "description": "Cycle.",
                "questions": [
                  {
                    "text": "How does the roughly eleven-year sunspot cycle work?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which references are standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "irradiance",
            "name": "Irradiance",
            "description": "Total solar irradiance.",
            "findings": [
              {
                "id": "irradiance-finding",
                "name": "Irradiance",
                "description": "Irradiance.",
                "questions": [
                  {
                    "text": "How is total solar irradiance measured and how much does it vary?",
                    "kind": "measurement"
                  },
                  {
                    "text": "Which sources are cited?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "climate",
        "name": "Climate",
        "description": "Climate role.",
        "rationale": "Attribution.",
        "layers": [
          {
            "id": "consensus",
            "name": "Consensus",
            "description": "Climate consensus.",
            "findings": [
              {
                "id": "consensus-finding",
                "name": "Consensus",
                "description": "Consensus.",
                "questions": [
                  {
                    "text": "What do the IPCC and solar physicists conclude about the small role of solar variation in recent warming, with the consensus attributed?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is the presentation neutral and attributed?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "proxies",
            "name": "Proxies",
            "description": "Historical proxies.",
            "findings": [
              {
                "id": "proxies-finding",
                "name": "Proxies",
                "description": "Proxies.",
                "questions": [
                  {
                    "text": "How do proxies such as isotopes reconstruct past solar activity?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is the information accurate?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "context",
        "name": "Context",
        "description": "Space weather.",
        "rationale": "Sources.",
        "layers": [
          {
            "id": "spaceweather",
            "name": "Space weather",
            "description": "Space weather.",
            "findings": [
              {
                "id": "spaceweather-finding",
                "name": "Space weather",
                "description": "Space weather.",
                "questions": [
                  {
                    "text": "How does solar activity drive space weather affecting satellites and grids?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits space weather?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "monitoring",
            "name": "Monitoring",
            "description": "Monitoring.",
            "findings": [
              {
                "id": "monitoring-finding",
                "name": "Monitoring",
                "description": "Monitoring.",
                "questions": [
                  {
                    "text": "How is solar activity monitored, checked against current sources?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is the information current?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "How should the climate consensus be attributed clearly?",
    "Should grand minima be separate entries?",
    "How should irradiance datasets be linked?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}