{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-11T09:36:59Z",
    "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": 1,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-05T15:00:00Z",
      "ingestedAt": "2026-10-05T13:21:02+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-06T19:51:59+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q39552",
    "registryId": "vr.tr.pressure",
    "name": "pressure",
    "version": "0.2.0-wave.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "XCT.STA"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q39552/",
  "model": {
    "registry_id": "vr.tr.pressure",
    "name": "pressure",
    "purpose": "Let an agent handle pressure by kind, units, measurement and safety, and route blood pressure questions to health guidance without diagnosis.",
    "definition": "Force applied perpendicular to a surface per unit area, measured in pascals (N/m2); includes atmospheric, hydrostatic, gas and blood pressure, expressed as absolute or gauge pressure.",
    "what_it_is_for": "Engineering, weather, medicine and everyday devices.",
    "affordances": [
      "convert pressure units",
      "distinguish absolute and gauge pressure",
      "read gauges and sensors",
      "check pressure equipment safety"
    ],
    "distinguishing_features": [
      "Force per unit area",
      "Scalar quantity",
      "Many units in use",
      "Relevant to safety"
    ],
    "appearance": "Not visible; shown on gauges, barometers and monitors.",
    "visual_identification": [
      "Units: Pa, bar, psi, mmHg, atm",
      "Gauge versus absolute readings",
      "Social pressure is a different sense"
    ],
    "physical_properties": [
      {
        "quantity": "standard atmosphere",
        "typical_range": "101325",
        "unit": "Pa",
        "note": ""
      },
      {
        "quantity": "1 bar",
        "typical_range": "100000",
        "unit": "Pa",
        "note": ""
      }
    ],
    "families_and_kinds": [
      "atmospheric pressure",
      "hydrostatic pressure",
      "gas pressure",
      "blood pressure",
      "tyre pressure"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "physical quantity",
        "why": "category"
      },
      {
        "relation": "is measured in",
        "target": "pascal",
        "why": "unit"
      },
      {
        "relation": "is measured by",
        "target": "manometer and barometer",
        "why": "instruments"
      },
      {
        "relation": "includes",
        "target": "blood pressure",
        "why": "medical sense"
      }
    ],
    "identifiers": [
      {
        "scheme": "SI unit",
        "value_or_pattern": "pascal (Pa)",
        "note": "unit"
      }
    ],
    "standards_and_regulation": [
      "SI Brochure",
      "EU Pressure Equipment Directive",
      "Blood pressure measurement guidelines"
    ],
    "failure_modes_and_hazards": [
      "Pressure vessel failure",
      "Confusing gauge and absolute pressure",
      "Agents interpreting personal blood pressure readings"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Convert pressure units and state whether a figure is gauge or absolute.",
        "Read instrument and system pressure data it is authorized to access and report it.",
        "Flag a reading outside the stated safe range to the operator."
      ],
      "must_not": [
        "Report a gauge reading as absolute pressure, or the reverse, in a safety calculation.",
        "Raise a system above its rated pressure or defeat a relief device.",
        "Interpret a person's blood pressure reading as a diagnosis or change their medication.",
        "Suppress or smooth away a pressure alarm on a vessel or pipeline."
      ],
      "requires_human": [
        "Any change to the set point of a relief or safety device.",
        "Taking a pressurised system out of or back into service."
      ]
    },
    "ethics": {
      "considerations": [
        "Pressure vessel and pipeline failures kill people nearby.",
        "Misread blood pressure leads to wrong treatment decisions."
      ],
      "affected_parties": [
        "Workers near pressurised equipment",
        "People living near installations",
        "Patients"
      ]
    },
    "owners": {
      "steward": "The operator of the pressurised system; for units, the international system of units defines the pascal.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q39552: pressure",
      "url": "https://www.wikidata.org/wiki/Q39552",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Pressure",
      "url": "https://en.wikipedia.org/wiki/Pressure",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "quantity",
        "name": "Quantity",
        "description": "Which pressure.",
        "rationale": "Kind and reference matter.",
        "layers": [
          {
            "id": "kind",
            "name": "Kind",
            "description": "Atmospheric, gas.",
            "findings": [
              {
                "id": "kind-finding",
                "name": "Kind",
                "description": "Pressure kind.",
                "questions": [
                  {
                    "text": "Which kind of pressure is meant?",
                    "kind": "definition"
                  },
                  {
                    "text": "Is it absolute or gauge pressure?",
                    "kind": "definition"
                  }
                ]
              }
            ]
          },
          {
            "id": "units",
            "name": "Units",
            "description": "Conversion.",
            "findings": [
              {
                "id": "units-finding",
                "name": "Units",
                "description": "Units.",
                "questions": [
                  {
                    "text": "What is the value in pascals or another unit?",
                    "kind": "measurement"
                  },
                  {
                    "text": "Which unit is conventional here?",
                    "kind": "definition"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "measurement",
        "name": "Measurement",
        "description": "Instruments.",
        "rationale": "Instruments measure pressure.",
        "layers": [
          {
            "id": "instrument",
            "name": "Instrument",
            "description": "Gauges.",
            "findings": [
              {
                "id": "instrument-finding",
                "name": "Instrument",
                "description": "Instrument.",
                "questions": [
                  {
                    "text": "Which instrument measures it?",
                    "kind": "definition"
                  },
                  {
                    "text": "How accurate is it?",
                    "kind": "measurement"
                  }
                ]
              }
            ]
          },
          {
            "id": "calibration",
            "name": "Calibration",
            "description": "Accuracy.",
            "findings": [
              {
                "id": "calibration-finding",
                "name": "Calibration",
                "description": "Calibration.",
                "questions": [
                  {
                    "text": "When was the gauge last calibrated?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Against which standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "safety",
        "name": "Safety",
        "description": "Equipment.",
        "rationale": "Pressure can be dangerous.",
        "layers": [
          {
            "id": "equipment",
            "name": "Equipment",
            "description": "Vessels.",
            "findings": [
              {
                "id": "equipment-finding",
                "name": "Equipment",
                "description": "Pressure equipment.",
                "questions": [
                  {
                    "text": "What is the maximum allowable pressure of this equipment?",
                    "kind": "measurement"
                  },
                  {
                    "text": "Is it inspected as required?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "tyres",
            "name": "Tyres",
            "description": "Everyday.",
            "findings": [
              {
                "id": "tyres-finding",
                "name": "Tyres",
                "description": "Tyre pressure.",
                "questions": [
                  {
                    "text": "What tyre pressure does the manufacturer specify?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Should it be checked cold?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "health",
        "name": "Health",
        "description": "Blood pressure.",
        "rationale": "Clinicians interpret readings.",
        "layers": [
          {
            "id": "reading",
            "name": "Reading",
            "description": "Measurement.",
            "findings": [
              {
                "id": "reading-finding",
                "name": "Reading",
                "description": "Blood pressure reading.",
                "questions": [
                  {
                    "text": "How is blood pressure measured correctly, according to guidelines?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is a very high reading with symptoms an emergency?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "advice",
            "name": "Advice",
            "description": "Clinician.",
            "findings": [
              {
                "id": "advice-finding",
                "name": "Advice",
                "description": "Advice limit.",
                "questions": [
                  {
                    "text": "Is the user asking to interpret their own readings?",
                    "kind": "boundary"
                  },
                  {
                    "text": "How should they be referred to a clinician?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should pressure kinds be separate entries?",
    "How should unit conversion be linked?",
    "How should blood pressure be split off?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}