{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T00:11:08Z",
    "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": "2026-10-05T20:46:02+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-08T19:09:52+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q2692606",
    "registryId": "vr.tr.cyclic-process",
    "name": "cyclic process",
    "version": "0.2.0-wave.2",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "ACT.PRC"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q2692606/",
  "model": {
    "registry_id": "vr.tr.cyclic-process",
    "name": "cyclic process",
    "purpose": "Let an agent explain cyclic processes and their characteristics, identify cycles in nature, technology and organisations, describe modelling of cycles, and support learning.",
    "definition": "A process that repeats through a sequence of states or stages returning to its starting condition, such as astronomical cycles, glacial cycles, freeze-thaw cycles, biological and biochemical cycles, engine operating cycles, data and product lifecycles and research cycles; cyclic processes are described by period, phases and drivers, modelled in science and engineering, and used to structure work and management.",
    "what_it_is_for": "Repeating processes returning to a start state.",
    "affordances": [
      "explain characteristics",
      "identify cycles across domains",
      "describe modelling",
      "support learning"
    ],
    "distinguishing_features": [
      "Repetition",
      "Phases",
      "Period",
      "Cross-domain"
    ],
    "appearance": "Not physical; patterns of repetition.",
    "visual_identification": [
      "Returns to starting state",
      "Period and phases",
      "A linear process ends without returning; oscillation may not be a full cycle"
    ],
    "physical_properties": [],
    "families_and_kinds": [
      "astronomical and geological cycles",
      "physical cycles such as freeze-thaw and thermodynamic cycles",
      "biological and biochemical cycles",
      "engineering operating cycles",
      "organisational lifecycles and research cycles"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "process",
        "why": "category"
      },
      {
        "relation": "is a kind of",
        "target": "pattern",
        "why": "category"
      },
      {
        "relation": "is related to",
        "target": "thermodynamics",
        "why": "thermodynamic cycles"
      },
      {
        "relation": "is related to",
        "target": "frost heave",
        "why": "freeze-thaw cycles"
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Standards for lifecycle management",
      "Engine cycle testing standards",
      "No regulation of the concept"
    ],
    "failure_modes_and_hazards": [
      "Assuming cycles are perfectly periodic",
      "Confusing correlation with cyclic causation",
      "Fatigue from repeated cycles in materials"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Model and report cyclic processes, stating period, phase and uncertainty.",
        "Count load cycles on components it monitors and report fatigue limits."
      ],
      "must_not": [
        "Present a cycle as perfectly periodic when the data show variation.",
        "Claim cyclic causation from correlation alone.",
        "Keep a component in service past its rated cycle count."
      ],
      "requires_human": [
        "Retiring or extending the life of a part based on its cycle history."
      ]
    },
    "ethics": {
      "considerations": [
        "Fatigue from repeated cycles causes sudden structural failures that hurt people.",
        "Forecasts from assumed cycles can mislead decisions about economies and climate."
      ],
      "affected_parties": [
        "Users of machines and structures",
        "Forecast users",
        "Students"
      ]
    },
    "owners": {
      "steward": "Nobody owns the concept; the owner of each system answers for its cycles.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q2692606: cyclic process",
      "url": "https://www.wikidata.org/wiki/Q2692606",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-nl",
      "title": "Wikipedia (nl): Kringloop",
      "url": "https://nl.wikipedia.org/wiki/Kringloop",
      "url_status": "live",
      "checked_by": "wikidata-api sitelink",
      "what_it_supports": "general description of the item"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "understand",
        "name": "Understand",
        "description": "What a cyclic process is.",
        "rationale": "Concepts.",
        "layers": [
          {
            "id": "concept",
            "name": "Concept",
            "description": "Concept and features.",
            "findings": [
              {
                "id": "concept-finding",
                "name": "Concept",
                "description": "Concept.",
                "questions": [
                  {
                    "text": "What defines a cyclic process, and what are period, phase, amplitude and drivers?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which domain cycle is meant here?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "examples",
            "name": "Examples",
            "description": "Cycles by domain.",
            "findings": [
              {
                "id": "examples-finding",
                "name": "Examples",
                "description": "Examples.",
                "questions": [
                  {
                    "text": "What are examples of cycles in astronomy, geology, biology, engineering and organisations?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits a specific cycle?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "model",
        "name": "Model",
        "description": "Modelling cycles.",
        "rationale": "Science.",
        "layers": [
          {
            "id": "analyse",
            "name": "Analyse",
            "description": "Analysing cycles.",
            "findings": [
              {
                "id": "analyse-finding",
                "name": "Analyse",
                "description": "Analysis.",
                "questions": [
                  {
                    "text": "How are cycles detected and modelled with time series, spectral analysis and dynamical systems?",
                    "kind": "provenance"
                  },
                  {
                    "text": "How can this data be tested for cyclicity?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "predict",
            "name": "Predict",
            "description": "Prediction and limits.",
            "findings": [
              {
                "id": "predict-finding",
                "name": "Predict",
                "description": "Prediction.",
                "questions": [
                  {
                    "text": "How reliably can cycles be predicted, and what are the limits, such as for glacial or economic cycles?",
                    "kind": "boundary"
                  },
                  {
                    "text": "Which findings are contested?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "apply",
        "name": "Apply",
        "description": "Cycles in practice.",
        "rationale": "Applications.",
        "layers": [
          {
            "id": "engineering",
            "name": "Engineering",
            "description": "Engineering cycles.",
            "findings": [
              {
                "id": "engineering-finding",
                "name": "Engineering",
                "description": "Engineering.",
                "questions": [
                  {
                    "text": "How are operating cycles, duty cycles and fatigue cycles used in engineering design and testing?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits fatigue?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "management",
            "name": "Management",
            "description": "Lifecycles.",
            "findings": [
              {
                "id": "management-finding",
                "name": "Management",
                "description": "Lifecycles.",
                "questions": [
                  {
                    "text": "How are data, product and research lifecycles structured and managed?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits lifecycle management?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "learn",
        "name": "Learn",
        "description": "Thought and teaching.",
        "rationale": "Education.",
        "layers": [
          {
            "id": "thought",
            "name": "Thought",
            "description": "Cycles in thought.",
            "findings": [
              {
                "id": "thought-finding",
                "name": "Thought",
                "description": "Thought.",
                "questions": [
                  {
                    "text": "How have philosophies and cultures conceived of cyclic time, with views attributed?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which references are standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "teach",
            "name": "Teach",
            "description": "Teaching.",
            "findings": [
              {
                "id": "teach-finding",
                "name": "Teach",
                "description": "Teaching.",
                "questions": [
                  {
                    "text": "How can cyclic processes be taught across subjects?",
                    "kind": "action"
                  },
                  {
                    "text": "Which misconceptions arise?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should each cycle type be a separate entry?",
    "How should modelling resources be linked?",
    "How should lifecycle standards be linked?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}