{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T09:57:10Z",
    "providers": [
      "Codex"
    ],
    "breadth": "recalled by Codex without web access - no source was read",
    "missingProviders": [],
    "pass": 2,
    "cost": {
      "grok": {
        "seconds": 23.3,
        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a0950b-afbe-7011-abec-8e6d5f0634d5\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: gauge\nSense to describe: (none recorded)\nDomain code: PHY.OBJ\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 043: 1001 registere",
        "usd": 0.0,
        "recall": true
      },
      "codex": {
        "seconds": 65.0,
        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a0950b-afb4-76a0-aed3-b5b40eacd5ea\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: gauge\nRegistry id: vr.tr.gauge\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\nContext for "
      }
    },
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T12:00:00Z",
      "ingestedAt": "2026-10-06T08:44:53+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "failure_modes_and_hazards",
        "owners",
        "visual_identification"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T10:10:33+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q914462",
    "registryId": "vr.tr.gauge",
    "name": "gauge",
    "version": "0.1.0-research.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.OBJ"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q914462/",
  "model": {
    "registry_id": "vr.tr.gauge",
    "name": "gauge",
    "purpose": "Enable an AI agent to recognise a physical gauge, assess whether its indication or limit check is trustworthy, and determine whether it is suitable for an intended measurement.",
    "definition": "A gauge is a physical instrument or checking tool used to indicate a quantity or determine whether a dimension or condition meets a specified limit.",
    "scope_statement": "This model owns gauge as a kind of physical measuring or checking device, including indicating gauges and fixed limit gauges; this interpretation remains provisional because the registry records no definition.",
    "in_scope": [
      "Quantity or dimensional feature measured or checked",
      "Indicating, comparative and fixed limit gauge forms",
      "Sensing or contact principle and connection to the measured object or medium",
      "Range, reference basis, resolution and acceptance limits",
      "Calibration, verification, wear and measurement readiness"
    ],
    "out_of_scope": [
      "Gauge as a numerical designation for wire, sheet thickness or similar sizing systems",
      "Track gauge as a railway dimension",
      "Gauge theories and mathematical gauge transformations",
      "The process, vessel or workpiece being measured",
      "Product lines, individual asset histories and calibration service organisations"
    ],
    "distinguishing_features": [
      "It is a physical device used to indicate a quantity, compare a feature with a reference, or test whether a feature meets a limit.",
      "A fixed limit gauge can yield a fit or pass/fail result without displaying a numerical measurement.",
      "An indicating gauge needs an identifiable relationship between its indication and the measured quantity; markings alone do not establish that relationship.",
      "A gauge used only for indication or checking does not itself regulate the measured process; integrated control functions require a separate boundary.",
      "The word denotes a device here, rather than the dimension, sizing convention or mathematical concept also called gauge."
    ],
    "characteristics": [
      {
        "name": "Gauge form",
        "kind": "category",
        "unit_or_values": "indicating | comparative | fixed limit | other documented form",
        "why_it_matters": "Determines whether the usable result is a value, deviation or limit decision."
      },
      {
        "name": "Measurand or checked feature",
        "kind": "category",
        "unit_or_values": "pressure, thickness, clearance, diameter, thread feature, level or another specified quantity or feature",
        "why_it_matters": "Prevents selecting a gauge whose sensing or contact geometry addresses the wrong feature."
      },
      {
        "name": "Operating principle",
        "kind": "category",
        "unit_or_values": "mechanical deformation, displacement comparison, fixed geometry, electrical sensing or another documented principle",
        "why_it_matters": "Identifies how the result is produced and which influences can invalidate it."
      },
      {
        "name": "Measurement or checking interval",
        "kind": "measurement",
        "unit_or_values": "lower and upper bounds with the applicable unit; not applicable where only discrete limits are specified",
        "why_it_matters": "Separates a usable interval from an unsupported or potentially damaging application."
      },
      {
        "name": "Reference basis",
        "kind": "category",
        "unit_or_values": "absolute, ambient-relative, differential, nominal dimension or specified master",
        "why_it_matters": "A reading or deviation is interpretable only against its stated reference."
      },
      {
        "name": "Resolution or graduation",
        "kind": "measurement",
        "unit_or_values": "smallest displayed increment or scale division in the measurand unit; not applicable to fixed limit gauges",
        "why_it_matters": "Describes readable increments without treating them as evidence of accuracy."
      },
      {
        "name": "Acceptance limits",
        "kind": "measurement",
        "unit_or_values": "specified boundary values and units, with inclusive or exclusive decision rules where applicable",
        "why_it_matters": "Makes a limit check interpretable and distinguishes gauge limits from workpiece requirements."
      },
      {
        "name": "Measurement performance evidence",
        "kind": "relation",
        "unit_or_values": "applicable error limits, uncertainty statements and calibration or verification records",
        "why_it_matters": "Supports judging suitability for the required tolerance rather than relying on display precision."
      },
      {
        "name": "Measurement interface",
        "kind": "category",
        "unit_or_values": "process connection, probe, contact faces, plug, ring, jaws or other specified interface",
        "why_it_matters": "Controls compatibility, access, alignment and potential interference with the measurement."
      },
      {
        "name": "Readiness",
        "kind": "state",
        "unit_or_values": "unassessed | ready within stated conditions | restricted | verification required | out of service",
        "why_it_matters": "Connects observed condition and supporting evidence to permitted use."
      }
    ],
    "affordances": [
      "Select a gauge whose measurand, interface and performance suit the intended check.",
      "Read a value or deviation, or execute a documented limit check.",
      "Compare an indication or checking feature against an appropriate reference.",
      "Identify whether zeroing, cleaning, adjustment or further verification is needed.",
      "Restrict use when wear, damage, overload or missing evidence undermines the result."
    ],
    "agent_conduct": {
      "may": [
        "Read gauges and report values with units and time.",
        "Check gauges against calibration records and report those out of date."
      ],
      "must_not": [
        "Sign off a measurement or part using a gauge that is out of calibration.",
        "Tamper with gauges or records to pass inspection.",
        "Ignore a gauge reading that shows an unsafe condition, such as high pressure.",
        "Adjust a gauge on equipment it is not authorized to service."
      ],
      "requires_human": [
        "Accepting parts or plant whose safety depends on gauge readings.",
        "Taking equipment out of service after an abnormal reading."
      ]
    },
    "ethics": {
      "considerations": [
        "People rely on honest measurement for safe products, fair trade and plant safety.",
        "Faked readings have caused industrial disasters."
      ],
      "affected_parties": [
        "Workers near plant",
        "Customers of measured products",
        "Inspectors"
      ]
    },
    "owners": {
      "steward": "The owner of the equipment; calibration laboratories answer for traceability.",
      "master_systems": [
        "Calibration records of the owner or laboratory"
      ]
    },
    "visual_identification": [
      "A dial, display or fixed checking tool, such as a go/no-go plug, marked with range or size.",
      "Often carries a calibration label with due date."
    ],
    "failure_modes_and_hazards": [
      "A stuck or miscalibrated gauge gives false assurance.",
      "Pressure gauges can burst if overloaded."
    ],
    "what_it_is_for": [
      "Gauges are used in manufacturing, maintenance, laboratories and everyday equipment to check dimensions or indicate operating conditions.",
      "An indicating gauge displays a measured value, while a limit gauge checks whether a feature falls within an allowed boundary.",
      "Selection depends on the quantity being checked, the required accuracy and the conditions in which the gauge will operate."
    ],
    "standards_and_regulation": [
      "ISO 14978, issued by the International Organization for Standardization, establishes general concepts and requirements for geometrical product specification measuring equipment, including relevant dimensional gauges.",
      "ISO 1938-1, issued by the International Organization for Standardization, specifies requirements for plain limit gauges of linear size.",
      "ISO/IEC 17025, issued jointly by the International Organization for Standardization and the International Electrotechnical Commission, sets competence requirements for laboratories performing gauge calibration."
    ]
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q914462: gauge",
      "url": "https://www.wikidata.org/wiki/Q914462",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Gauge (instrument)",
      "url": "https://en.wikipedia.org/wiki/Gauge_%28instrument%29",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "measurement-identity",
        "name": "Measurement identity",
        "description": "Establishes what the gauge checks and what its result means.",
        "rationale": "The label gauge spans devices that return fundamentally different kinds of evidence.",
        "layers": [
          {
            "id": "quantity-and-feature",
            "name": "Quantity and feature",
            "description": "Identifies the intended measurand or geometric feature.",
            "findings": [
              {
                "id": "measurement-target",
                "name": "Measurement target",
                "description": "Record the quantity or feature explicitly rather than inferring it from the device name or appearance.",
                "questions": [
                  {
                    "text": "Which quantity or geometric feature is this gauge intended to measure or check?",
                    "kind": "definition",
                    "id": "measurement-target-q01"
                  },
                  {
                    "text": "Which similar features or quantities cannot be checked with this gauge?",
                    "kind": "boundary",
                    "id": "measurement-target-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "result-and-reference",
            "name": "Result and reference",
            "description": "Separates numerical indication, comparison and limit checking.",
            "findings": [
              {
                "id": "result-semantics",
                "name": "Result semantics",
                "description": "Record whether the result is a value, deviation or acceptance outcome and identify its reference basis.",
                "questions": [
                  {
                    "text": "Does the gauge return a numerical value, a deviation from a master, or a fit or limit outcome?",
                    "kind": "definition",
                    "id": "result-semantics-q01"
                  },
                  {
                    "text": "What datum, pressure reference, nominal value or master makes that result interpretable?",
                    "kind": "measurement",
                    "id": "result-semantics-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "sensing-and-coupling",
        "name": "Sensing and coupling",
        "description": "Describes how the gauge acquires a result from the measured medium or feature.",
        "rationale": "A compatible range is insufficient when connection, contact geometry or sensing conditions are wrong.",
        "layers": [
          {
            "id": "operating-chain",
            "name": "Operating chain",
            "description": "Connects the sensing or checking element to the observable result.",
            "findings": [
              {
                "id": "indication-mechanism",
                "name": "Indication mechanism",
                "description": "Identify the physical checking principle and any conversion, power or configuration needed to obtain a result.",
                "questions": [
                  {
                    "text": "What physical response or fixed geometry produces the indication or checking outcome?",
                    "kind": "definition",
                    "id": "indication-mechanism-q01"
                  },
                  {
                    "text": "What power, excitation, mode selection or setup is required before the result is valid?",
                    "kind": "action",
                    "id": "indication-mechanism-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "measurement-coupling",
            "name": "Measurement coupling",
            "description": "Captures the connection and positioning conditions at the measurement boundary.",
            "findings": [
              {
                "id": "interface-compatibility",
                "name": "Interface compatibility",
                "description": "Record the connection or contact requirements that determine whether the gauge can interrogate the intended feature correctly.",
                "questions": [
                  {
                    "text": "Which connection dimensions, contact geometry or material compatibility requirements must the application satisfy?",
                    "kind": "boundary",
                    "id": "interface-compatibility-q01"
                  },
                  {
                    "text": "What alignment, insertion depth, contact force or mounting orientation does the specified procedure require?",
                    "kind": "action",
                    "id": "interface-compatibility-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "metrological-fitness",
        "name": "Metrological fitness",
        "description": "Establishes whether the gauge can support the intended measurement or acceptance decision.",
        "rationale": "Readable increments, nominal size and calibration status alone do not establish fitness for a particular tolerance.",
        "layers": [
          {
            "id": "range-and-decision",
            "name": "Range and decision",
            "description": "Relates usable range or checking limits to the application requirement.",
            "findings": [
              {
                "id": "usable-discrimination",
                "name": "Usable discrimination",
                "description": "Keep operating bounds, resolution, error limits and acceptance boundaries distinct.",
                "questions": [
                  {
                    "text": "What usable interval or discrete checking limits apply, and in which units?",
                    "kind": "measurement",
                    "id": "usable-discrimination-q01"
                  },
                  {
                    "text": "What performance evidence and decision rule are required to judge the intended tolerance, including results near a limit?",
                    "kind": "measurement",
                    "id": "usable-discrimination-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "reference-evidence",
            "name": "Reference evidence",
            "description": "Links claims about gauge performance to applicable calibration or verification evidence.",
            "findings": [
              {
                "id": "calibration-applicability",
                "name": "Calibration applicability",
                "description": "Assess what was actually calibrated or verified, under which conditions, and whether that evidence covers the proposed use.",
                "questions": [
                  {
                    "text": "Which record identifies the reference standards, tested points or dimensions, method and resulting uncertainty or conformance assessment?",
                    "kind": "provenance",
                    "id": "calibration-applicability-q01"
                  },
                  {
                    "text": "Does that evidence cover the intended range, configuration and conditions, and what events require renewed verification?",
                    "kind": "boundary",
                    "id": "calibration-applicability-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "condition-and-use",
        "name": "Condition and use",
        "description": "Connects gauge condition and application stresses to valid and permitted operation.",
        "rationale": "Wear, contamination, drift and excessive loading can change a result while the gauge still appears usable.",
        "layers": [
          {
            "id": "result-integrity",
            "name": "Result integrity",
            "description": "Identifies defects and influences that can undermine a reading or fit test.",
            "findings": [
              {
                "id": "degradation-checks",
                "name": "Degradation checks",
                "description": "Select condition checks appropriate to the gauge form, such as zero return, repeatability, contact wear or damaged checking surfaces.",
                "questions": [
                  {
                    "text": "Which observations or reference checks can reveal sticking, zero shift, inconsistent response, wear or damaged contact surfaces?",
                    "kind": "measurement",
                    "id": "degradation-checks-q01"
                  },
                  {
                    "text": "Which observed defects require cleaning, adjustment, renewed verification or removal from service?",
                    "kind": "action",
                    "id": "degradation-checks-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "operating-and-service-limits",
            "name": "Operating and service limits",
            "description": "Defines application-specific limits and preparations for use or servicing.",
            "findings": [
              {
                "id": "permitted-handling",
                "name": "Permitted handling",
                "description": "Record supported limits for the applicable gauge form and the procedures needed to connect, check, disconnect and preserve it.",
                "questions": [
                  {
                    "text": "What documented limits apply to temperature, pressure, overload, vibration, medium exposure or insertion force?",
                    "kind": "boundary",
                    "id": "permitted-handling-q01"
                  },
                  {
                    "text": "What isolation, pressure relief, cleaning, battery servicing or protective storage steps are required where applicable?",
                    "kind": "action",
                    "id": "permitted-handling-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "evidence-and-external-alignment",
        "name": "Evidence and external alignment",
        "description": "What the world already says about this thing, gathered so the model can be checked against it.",
        "rationale": "A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.",
        "layers": [
          {
            "id": "reported-evidence",
            "name": "Reported evidence",
            "description": "Findings from the breadth pass, kept separate from the structural claims.",
            "findings": [
              {
                "id": "evidence-confidence-notes",
                "name": "Check these first",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "No sense is recorded; PHY.OBJ supports the instrument or checking-tool interpretation, but the registry should confirm its intended scope.",
                  "The named standards apply to particular gauge families, not to every object called a gauge; editions and applicability require verification.",
                  "No meaningful typical measurement range, power source or maintenance interval applies across this entire category."
                ],
                "questions": [
                  {
                    "id": "evidence-confidence-notes-q01",
                    "text": "Which of these check these first hold for the sense of gauge this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-kinds",
                "name": "Kinds and varieties",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "Pressure and vacuum gauges",
                  "Plug gauges",
                  "Ring gauges",
                  "Snap gauges",
                  "Feeler gauges",
                  "Thread gauges"
                ],
                "questions": [
                  {
                    "id": "evidence-kinds-q01",
                    "text": "Which of these kinds and varieties hold for the sense of gauge this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-standards-and-regulation",
                "name": "Standards and regulation",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "ASME B40.100, issued by the American Society of Mechanical Engineers, covers pressure gauges and gauge attachments.",
                  "ISO 1938-1, issued by the International Organization for Standardization, covers plain limit gauges of linear size."
                ],
                "questions": [
                  {
                    "id": "evidence-standards-and-regulation-q01",
                    "text": "Which of these standards and regulation hold for the sense of gauge this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-real-world-use",
                "name": "Real-world use",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "Monitoring pressure in process equipment, hydraulic systems and pneumatic systems.",
                  "Checking manufactured holes and shafts against dimensional acceptance limits.",
                  "Checking thread conformity during manufacturing and inspection.",
                  "Checking clearances between mating mechanical parts.",
                  "Indicating tank contents or other operating conditions."
                ],
                "questions": [
                  {
                    "id": "evidence-real-world-use-q01",
                    "text": "Which of these real-world use hold for the sense of gauge this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-failure-modes-and-hazards",
                "name": "Failure modes and hazards",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "Wear, corrosion or damage to contact surfaces can cause incorrect acceptance or rejection of parts.",
                  "Calibration drift, zero error, hysteresis or a sticking mechanism can produce misleading indications.",
                  "Temperature differences, contamination and excessive contact force can distort dimensional checks.",
                  "Overpressure, pulsation or incompatible process media can damage pressure gauges and cause leakage or rupture.",
                  "Selecting an unsuitable range or misreading a scale can conceal an unsafe operating condition."
                ],
                "questions": [
                  {
                    "id": "evidence-failure-modes-and-hazards-q01",
                    "text": "Which of these failure modes and hazards hold for the sense of gauge this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-regional-variation",
                "name": "Regional variation",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "Graduations and nominal sizes vary between metric and inch-based manufacturing practices.",
                  "Pressure indications may use pascals and their multiples, bar or pounds per square inch, depending on sector and location."
                ],
                "questions": [
                  {
                    "id": "evidence-regional-variation-q01",
                    "text": "Which of these regional variation hold for the sense of gauge this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-neighbours",
                "name": "Neighbouring kinds and how to tell them apart",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  {
                    "name": "sensor",
                    "difference": "A sensor responds to a physical quantity; a gauge provides an indication or checking function and may incorporate a sensor."
                  },
                  {
                    "name": "limit gauge",
                    "difference": "A limit gauge checks conformity to prescribed boundaries, usually without reporting a numerical measurement; it is a narrower kind of gauge."
                  },
                  {
                    "name": "caliper",
                    "difference": "A caliper measures dimensions using movable contacts; gauge is a broader category that also includes fixed checking tools and nondimensional instruments."
                  },
                  {
                    "name": "gauge as a size designation",
                    "difference": "Wire gauge and sheet-metal gauge designate sizes through a numbering system; the designation itself is not a physical instrument."
                  },
                  {
                    "name": "gauge in physics",
                    "difference": "A theoretical gauge concerns freedom in mathematical descriptions of fields, rather than a physical measuring or checking object."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-neighbours-q01",
                    "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of gauge this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Does vr.tr.gauge denote measuring devices broadly, a narrower instrument class, or another sense of gauge?",
    "Does an existing Vercy world model already own this concept, and which neighbouring registry entries constrain its boundary?",
    "Which gauge families belong here, and which need linked specialisations for pressure references, thread checking or other distinctive procedures?",
    "Which primary sources and issuing-body standards establish performance, verification and safe-use requirements for each included gauge family?",
    "Which family-specific decision rules and wear limits govern acceptance results near a boundary?"
  ],
  "statistics": {
    "bundles": 5,
    "layers": 9,
    "findings": 15,
    "questions": 23
  }
}
