{
    "model": {
        "rank": 5588,
        "code": "thing-q105902",
        "model_id": "vr.tr.luminosity",
        "name": "luminosity",
        "purpose": "Enable an agent to identify what luminosity means in a given context, record how it is quantified, assess the evidence, and decide which comparisons or inferences are justified.",
        "family": "Thing Registry",
        "category": "Cross-cutting context",
        "status": "research-draft",
        "kind": "thing",
        "plane": "XCT",
        "domain": "XCT.QLT",
        "industry": "",
        "version": "",
        "url": "/models/thing/q105902/",
        "tier": 2,
        "score": 66,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "Eddington luminosity"
            ],
            "aliasCount": 1,
            "merged": 1,
            "knownIn": 66,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": "vr.tr.luminosity",
            "source": {
                "dataset": "wikidata",
                "item": "Q105902",
                "url": "https://www.wikidata.org/wiki/Q105902",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-09T22:42:37Z",
                "providers": [
                    "Codex"
                ],
                "breadth": "recalled by Codex without web access - no source was read",
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "seconds": 20.6,
                        "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: 01a08855-86be-7661-8b9e-48d17420313f\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: luminosity\nSense to describe: (none recorded)\nDomain code: XCT.QLT\nAlso known as: (none)\n\n\nContext for this batch of 188 things:\n# Batch 006: 1001 regis",
                        "usd": 0,
                        "recall": true
                    },
                    "codex": {
                        "seconds": 56.6,
                        "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: 01a08855-86b2-73f2-9603-6ecadf90a132\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: luminosity\nRegistry id: vr.tr.luminosity\nPlane / domain: XCT / XCT.QLT\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\nCo"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q105902",
                "registryId": "vr.tr.luminosity",
                "name": "luminosity",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "XCT.QLT"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q105902/",
            "model": {
                "registry_id": "vr.tr.luminosity",
                "name": "luminosity",
                "purpose": "Enable an agent to identify what luminosity means in a given context, record how it is quantified, assess the evidence, and decide which comparisons or inferences are justified.",
                "definition": "Luminosity denotes the quality of emitting light and, in its principal quantitative astronomical sense, the radiant energy a source emits per unit time, either over all wavelengths or within a specified spectral band.",
                "scope_statement": "This model owns luminosity as a context-dependent light-related quantity or quality, provisionally centred on emitted electromagnetic power, while requiring explicit disambiguation from perceived brightness, photometric quantities, and the distinct particle-collider usage.",
                "in_scope": [
                    "The adopted meaning of luminosity, its disciplinary context, and criteria for recognising an instance",
                    "Total, band-limited, and spectral emitted power attributed to a specified source",
                    "Temporal, spectral, spatial, and directional boundaries of a luminosity statement",
                    "Measurement or inference from received radiation, including assumptions and uncertainty",
                    "Conditions for comparing luminosities or deriving related quantities"
                ],
                "out_of_scope": [
                    "The complete physical model, composition, or evolution of the emitting object",
                    "Received flux, irradiance, or apparent magnitude as standalone quantities",
                    "Luminance, illuminance, and luminous flux as independently defined photometric quantities",
                    "Human brightness perception and colour appearance as complete perceptual models",
                    "Particle-collider luminosity as a measure of collision opportunity, unless registry provenance establishes that meaning"
                ],
                "distinguishing_features": [
                    "For emitted-power usage, the statement concerns energy emitted per unit time; received power per unit area identifies a different quantity.",
                    "Moving an observer farther away changes received flux without, by itself, changing the source's intrinsic luminosity.",
                    "A bolometric value concerns emission across the electromagnetic spectrum; a band luminosity requires a specified spectral interval or response.",
                    "A value weighted by human visual sensitivity requires a photometric interpretation and cannot be treated as unweighted radiant power.",
                    "Units of inverse area per time, or inverse area for an integrated value, signal the distinct collider usage rather than emitted electromagnetic power."
                ],
                "characteristics": [
                    {
                        "name": "Adopted sense",
                        "kind": "category",
                        "unit_or_values": "emitted electromagnetic power | photometric usage | perceived quality | collider usage | unresolved",
                        "why_it_matters": "Determines which quantities, units, and inference rules apply."
                    },
                    {
                        "name": "Emitting source and attribution boundary",
                        "kind": "relation",
                        "unit_or_values": "identified source, component, region, or ensemble",
                        "why_it_matters": "Prevents attributing combined or background emission to the wrong source."
                    },
                    {
                        "name": "Luminosity value",
                        "kind": "measurement",
                        "unit_or_values": "W for integrated radiant power; explicitly defined reference units where used",
                        "why_it_matters": "Provides a quantitative value whose interpretation depends on the adopted sense and integration boundaries."
                    },
                    {
                        "name": "Spectral coverage",
                        "kind": "category",
                        "unit_or_values": "bolometric | named band with response | wavelength interval | frequency interval",
                        "why_it_matters": "Values over different spectral ranges do not describe the same emitted power."
                    },
                    {
                        "name": "Spectral luminosity density",
                        "kind": "measurement",
                        "unit_or_values": "W/Hz or W per stated wavelength unit",
                        "why_it_matters": "Distinguishes density per frequency from density per wavelength and supports correct integration."
                    },
                    {
                        "name": "Angular interpretation",
                        "kind": "category",
                        "unit_or_values": "total over emission directions | isotropic-equivalent | direction-dependent estimate",
                        "why_it_matters": "An estimate assuming isotropy may differ from total emitted power."
                    },
                    {
                        "name": "Temporal support",
                        "kind": "measurement",
                        "unit_or_values": "epoch and exposure or averaging interval, with time frame stated",
                        "why_it_matters": "Variable sources require a time-qualified luminosity."
                    },
                    {
                        "name": "Evidence status",
                        "kind": "state",
                        "unit_or_values": "estimate | upper limit | lower limit | interval | unresolved",
                        "why_it_matters": "Controls whether a value may support a ranking, threshold decision, or derived estimate."
                    },
                    {
                        "name": "Uncertainty and dependencies",
                        "kind": "relation",
                        "unit_or_values": "error model, calibration, distance, attenuation, spectral assumptions, and shared dependencies",
                        "why_it_matters": "Makes the reliability and dependence of derived conclusions assessable."
                    }
                ],
                "affordances": [
                    "Disambiguate a luminosity statement using its context, units, and operational definition.",
                    "Record a luminosity estimate with its source, spectral coverage, angular interpretation, and time interval.",
                    "Infer emitted power from received radiation when distance and emission assumptions are adequately specified.",
                    "Convert compatible luminosity representations while preserving spectral-density and reference conventions.",
                    "Compare matched luminosity estimates and identify assumptions that prevent a valid comparison.",
                    "Request missing evidence or retain limits and unresolved interpretations instead of producing an unjustified scalar value."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "meaning-and-quantity-boundaries",
                        "name": "Meaning and quantity boundaries",
                        "description": "Establish which use of luminosity is intended and what makes a statement an instance of that use.",
                        "rationale": "The registry has no definition, and the name alone cannot select a valid physical or perceptual interpretation.",
                        "layers": [
                            {
                                "id": "disciplinary-meaning",
                                "name": "Disciplinary meaning",
                                "description": "Resolve the term through its originating context and definition.",
                                "findings": [
                                    {
                                        "id": "adopted-luminosity-sense",
                                        "name": "Adopted luminosity sense",
                                        "description": "Record the intended sense and its supporting authority; keep alternatives unresolved when context is insufficient.",
                                        "questions": [
                                            {
                                                "text": "Does luminosity here mean emitted electromagnetic power, a photometric or perceptual property, or collider luminosity?",
                                                "kind": "definition",
                                                "id": "adopted-luminosity-sense-q01"
                                            },
                                            {
                                                "text": "Which registry source, reference work, or originating statement establishes that interpretation?",
                                                "kind": "provenance",
                                                "id": "adopted-luminosity-sense-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "neighbouring-light-quantities",
                                "name": "Neighbouring light quantities",
                                "description": "Separate source emission from received radiation and observer-dependent brightness.",
                                "findings": [
                                    {
                                        "id": "operational-quantity-test",
                                        "name": "Operational quantity test",
                                        "description": "Identify the measured operation, dimensions, and weighting before accepting a value as luminosity.",
                                        "questions": [
                                            {
                                                "text": "Does the operation quantify source power, received power per area, directional surface brightness, or a perceptual judgement?",
                                                "kind": "boundary",
                                                "id": "operational-quantity-test-q01"
                                            },
                                            {
                                                "text": "Do the stated units and any visual-sensitivity weighting agree with the adopted definition?",
                                                "kind": "measurement",
                                                "id": "operational-quantity-test-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "emission-and-integration-boundaries",
                        "name": "Emission and integration boundaries",
                        "description": "Specify whose emission is counted and across which wavelengths and times.",
                        "rationale": "A luminosity value is incomplete without the boundaries over which emitted power is attributed or integrated.",
                        "layers": [
                            {
                                "id": "source-and-time-attribution",
                                "name": "Source and time attribution",
                                "description": "Tie emission to an identified source or component over a stated temporal interval.",
                                "findings": [
                                    {
                                        "id": "attributed-emission",
                                        "name": "Attributed emission",
                                        "description": "Record the spatial or component boundary and whether the value represents a peak, an epoch, or an average.",
                                        "questions": [
                                            {
                                                "text": "Does the luminosity belong to a whole source, one component, a resolved region, or an unresolved ensemble?",
                                                "kind": "boundary",
                                                "id": "attributed-emission-q01"
                                            },
                                            {
                                                "text": "Which epoch and averaging interval apply, and is the value instantaneous, peak, or averaged?",
                                                "kind": "measurement",
                                                "id": "attributed-emission-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "spectral-integration",
                                "name": "Spectral integration",
                                "description": "Distinguish integrated power from power in a band or per spectral coordinate.",
                                "findings": [
                                    {
                                        "id": "spectral-coverage-and-density",
                                        "name": "Spectral coverage and density",
                                        "description": "Require the integration range, band response, or spectral-density convention needed to interpret the value.",
                                        "questions": [
                                            {
                                                "text": "Is the value bolometric, integrated over a specified band, or expressed per unit wavelength or frequency?",
                                                "kind": "definition",
                                                "id": "spectral-coverage-and-density-q01"
                                            },
                                            {
                                                "text": "What spectral limits, response function, coordinate units, and observer or source frame define it?",
                                                "kind": "measurement",
                                                "id": "spectral-coverage-and-density-q02"
                                            },
                                            {
                                                "text": "Which unobserved spectral regions were estimated to obtain an integrated value?",
                                                "kind": "provenance",
                                                "id": "spectral-coverage-and-density-q03"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "radiation-to-luminosity-inference",
                        "name": "Radiation-to-luminosity inference",
                        "description": "Capture how observations support a source-power estimate.",
                        "rationale": "Luminosity inferred from received radiation depends on distance, geometry, and the treatment of radiation between source and observer.",
                        "layers": [
                            {
                                "id": "distance-and-emission-geometry",
                                "name": "Distance and emission geometry",
                                "description": "Establish the mapping from observed flux to attributed emitted power.",
                                "findings": [
                                    {
                                        "id": "flux-distance-angular-model",
                                        "name": "Flux, distance, and angular model",
                                        "description": "Record the distance definition and emission assumptions behind a luminosity estimate, including whether it is isotropic-equivalent.",
                                        "questions": [
                                            {
                                                "text": "Which distance estimate and distance definition are used to convert received flux into luminosity?",
                                                "kind": "measurement",
                                                "id": "flux-distance-angular-model-q01"
                                            },
                                            {
                                                "text": "Does the conversion assume isotropic emission, account for directional emission, or report an isotropic-equivalent value?",
                                                "kind": "definition",
                                                "id": "flux-distance-angular-model-q02"
                                            },
                                            {
                                                "text": "What evidence supports the selected geometry for this source?",
                                                "kind": "provenance",
                                                "id": "flux-distance-angular-model-q03"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "propagation-and-observation-corrections",
                                "name": "Propagation and observation corrections",
                                "description": "Track how propagation effects and observational limitations affect the reported estimate.",
                                "findings": [
                                    {
                                        "id": "correction-account",
                                        "name": "Correction account",
                                        "description": "Distinguish the initial observational estimate from values adjusted for attenuation, contamination, redshift, or other relevant effects.",
                                        "questions": [
                                            {
                                                "text": "Which corrections address attenuation, background or blended emission, incomplete aperture coverage, or gravitational magnification where relevant?",
                                                "kind": "measurement",
                                                "id": "correction-account-q01"
                                            },
                                            {
                                                "text": "If redshift matters, how are the observed band and time interval related to the source-frame quantities?",
                                                "kind": "measurement",
                                                "id": "correction-account-q02"
                                            },
                                            {
                                                "text": "Which observations or models justify each applied correction?",
                                                "kind": "provenance",
                                                "id": "correction-account-q03"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "evidence-and-permitted-comparisons",
                        "name": "Evidence and permitted comparisons",
                        "description": "Determine what the luminosity record can support without exceeding its evidence.",
                        "rationale": "An agent must distinguish a secure comparison from one driven by incompatible definitions, limits, or shared assumptions.",
                        "layers": [
                            {
                                "id": "estimate-quality",
                                "name": "Estimate quality",
                                "description": "Represent uncertainty, limits, and dependence on inputs.",
                                "findings": [
                                    {
                                        "id": "uncertainty-and-censoring",
                                        "name": "Uncertainty and censoring",
                                        "description": "Preserve whether the result is an estimate or limit and identify uncertainty contributions that affect its use.",
                                        "questions": [
                                            {
                                                "text": "Is the reported luminosity a detection-based estimate, an upper or lower limit, or an allowed interval?",
                                                "kind": "measurement",
                                                "id": "uncertainty-and-censoring-q01"
                                            },
                                            {
                                                "text": "How do flux, distance, calibration, and correction uncertainties contribute, and which dependencies are correlated?",
                                                "kind": "measurement",
                                                "id": "uncertainty-and-censoring-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "comparison-and-transformation",
                                "name": "Comparison and transformation",
                                "description": "Set conditions for comparisons, conversions, and downstream inferences.",
                                "findings": [
                                    {
                                        "id": "compatible-luminosity-use",
                                        "name": "Compatible luminosity use",
                                        "description": "Allow transformations and comparisons only when meanings and integration conventions can be reconciled.",
                                        "questions": [
                                            {
                                                "text": "Do the values share a compatible sense, spectral range, angular interpretation, correction convention, and temporal basis?",
                                                "kind": "boundary",
                                                "id": "compatible-luminosity-use-q01"
                                            },
                                            {
                                                "text": "Which documented conversion or additional evidence is needed before ranking, combining, or deriving another quantity from them?",
                                                "kind": "action",
                                                "id": "compatible-luminosity-use-q02"
                                            },
                                            {
                                                "text": "If solar-relative units or absolute magnitudes are used, what reference value, band, and zero-point convention govern the conversion?",
                                                "kind": "measurement",
                                                "id": "compatible-luminosity-use-q03"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "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: the XCT.QLT classification may intend a general quality of being luminous rather than the astronomical quantity; this needs checking before adopting the quantitative interpretation.",
                                            "The kinds, measurements and applications here primarily describe astronomical usage; colour processing and particle physics use the word differently.",
                                            "These statements are recalled knowledge, not source-verified research; nominal solar luminosity is an exact reference constant, not a claim that the Sun's actual output is constant."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-confidence-notes-q01",
                                                "text": "Which of these check these first hold for the sense of luminosity 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": [
                                            "Bolometric luminosity",
                                            "Spectral luminosity",
                                            "Band-limited luminosity"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of luminosity 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": [
                                            "International Astronomical Union Resolution B3 (2015) defines a nominal solar luminosity of exactly 3.828 × 10^26 watts as a conversion constant."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-standards-and-regulation-q01",
                                                "text": "Which of these standards and regulation hold for the sense of luminosity 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": [
                                            "Classifying stars and comparing their intrinsic energy output.",
                                            "Estimating stellar properties through luminosity relationships and evolutionary models.",
                                            "Characterising galaxies, supernovae and accreting objects across spectral bands.",
                                            "Inferring astronomical distances when intrinsic luminosity can be independently estimated."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of luminosity this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-measurements",
                                        "name": "Typical measurements",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "quantity": "Bolometric luminosity",
                                                "typical_range": "Nonnegative; varies enormously with the source, with no universal typical range.",
                                                "unit": "W"
                                            },
                                            {
                                                "quantity": "Spectral luminosity per unit frequency",
                                                "typical_range": "Source-dependent and frequency-dependent.",
                                                "unit": "W Hz^-1"
                                            },
                                            {
                                                "quantity": "Luminosity relative to nominal solar luminosity",
                                                "typical_range": "1 corresponds to exactly 3.828 × 10^26 W.",
                                                "unit": "nominal solar luminosity"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of luminosity 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": [
                                            "Confusing intrinsic luminosity with apparent brightness or received flux.",
                                            "Treating luminosity measured in one spectral band as total luminosity.",
                                            "Inferring luminosity from observed flux without accounting for distance, extinction or directional emission.",
                                            "Mixing spectral luminosity per unit wavelength with spectral luminosity per unit frequency without conversion.",
                                            "Confusing astronomical luminosity with particle-collider luminosity, a distinct quantity describing collision opportunities."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of luminosity 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": "radiant flux",
                                                "difference": "Astronomical luminosity is emitted radiant flux attributed to a source; radiant flux is the broader radiometric quantity and can also describe energy passing through a surface."
                                            },
                                            {
                                                "name": "luminous flux",
                                                "difference": "Luminous flux weights radiation by a specified human visual sensitivity function and is measured in lumens; astronomical luminosity measures radiant power."
                                            },
                                            {
                                                "name": "luminance",
                                                "difference": "Luminance is a directional photometric quantity measured in candelas per square metre, rather than total source power."
                                            },
                                            {
                                                "name": "brightness",
                                                "difference": "Brightness can describe visual perception or apparent observational strength; astronomical luminosity describes intrinsic emitted power."
                                            },
                                            {
                                                "name": "lightness",
                                                "difference": "Lightness concerns perceived brightness relative to a reference white, rather than the rate of energy emission."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of luminosity this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does the registry's original source identify astronomical emitted power, a general light-related quality, or another technical sense of luminosity?",
                "Does an existing Vercy world model already own luminosity or radiant flux, requiring this registry entry to link to it?",
                "Should photometric and perceptual uses be represented as recognised alternate meanings or solely as boundaries to neighbouring models?",
                "Which authoritative references and operational conventions should govern bolometric, band-limited, spectral, and solar-relative luminosity records?",
                "How much support for directional, variable, and cosmologically distant sources is required for the intended agent tasks?"
            ],
            "statistics": {
                "bundles": 5,
                "layers": 9,
                "findings": 15,
                "questions": 27
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "abstract concept",
            "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched. This entry carries no facets of its own, so they were inferred from its domain - a guess about a whole domain applied to one thing.",
            "facetsInferred": true,
            "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.",
            "purpose": "Give an agent a durable, checkable way to recognise a luminosity, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an agent to identify what luminosity means in a given context, record how it is quantified, assess the evidence, and decide which comparisons or inferences are justified.",
            "characteristics": {
                "substance": "abstract",
                "origin": "conceptual",
                "agency": "inert"
            },
            "whatYouCanDoWithIt": [
                "observed and measured"
            ],
            "distinguishingFeatures": [
                "Names folded into this entry, which a task may need to split apart again: Eddington luminosity.",
                "1 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 66 Wikipedia languages, which is a measure of how widely the thing is known, not of how important it is."
            ],
            "openQuestionsForResearch": [
                "Which of the bundles below does a real task actually need, and which are ceremony?",
                "What does this thing have that the facets do not capture at all?",
                "Which neighbouring kind is most often confused with a luminosity, and on what evidence are they told apart?"
            ],
            "whatItIsMadeOf": "an abstraction with no physical instance",
            "physicalCharacter": [
                "Does nothing on its own; everything it does, something else did to it.",
                "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing."
            ],
            "whatCanBeDoneWithIt": [
                "observe it, measure it, record its state"
            ],
            "howItIsRecognised": [
                "Nothing to see. What is recognised is an instance of it, and which instances count is exactly what is argued about."
            ],
            "relatedModels": [
                {
                    "relation": "covers",
                    "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.",
                    "targets": [
                        "Eddington luminosity"
                    ]
                }
            ],
            "standing": "Described in 66 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 1 finer distinctions are held inside this entry as names rather than as separate models.",
            "structure": {
                "bundles": [
                    {
                        "id": "identity-and-classification",
                        "name": "Identity, naming and classification",
                        "description": "How an agent tells one luminosity from another, and a luminosity from things that resemble it.",
                        "rationale": "Recognition comes before every other claim. Without stable identity nothing else in the model can be trusted to be about the same thing twice.",
                        "layers": [
                            {
                                "id": "naming-and-identifiers",
                                "name": "Names and identifiers",
                                "description": "The names this thing goes by and the identifiers that survive translation and time.",
                                "findings": [
                                    {
                                        "id": "preferred-name-and-aliases",
                                        "name": "Preferred name, aliases and local names",
                                        "description": "Which name to use, which names mean the same thing, and which merely sound similar.",
                                        "questions": [
                                            {
                                                "id": "preferred-name-and-aliases-q01",
                                                "text": "What identifies and describes the name of a luminosity, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "preferred-name-and-aliases-q02",
                                                "text": "Who or what asserted this about the name of a luminosity, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "preferred-name-and-aliases-q03",
                                                "text": "What may an agent decide or do once the name of a luminosity is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    },
                                    {
                                        "id": "stable-identifiers",
                                        "name": "Stable identifiers and external keys",
                                        "description": "Identifiers that keep pointing at this kind of thing across systems and languages.",
                                        "questions": [
                                            {
                                                "id": "stable-identifiers-q01",
                                                "text": "What identifies and describes an identifier for a luminosity, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "stable-identifiers-q02",
                                                "text": "Who or what asserted this about an identifier for a luminosity, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "stable-identifiers-q03",
                                                "text": "What may an agent decide or do once an identifier for a luminosity is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "classification-and-granularity",
                                "name": "Classification and granularity",
                                "description": "Where a luminosity sits among kinds, and how finely a task needs to cut it.",
                                "findings": [
                                    {
                                        "id": "kind-and-parents",
                                        "name": "Kind, parents and neighbouring kinds",
                                        "description": "The classes this thing belongs to and the ones it is next to.",
                                        "questions": [
                                            {
                                                "id": "kind-and-parents-q01",
                                                "text": "What identifies and describes the kind of a luminosity, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "kind-and-parents-q02",
                                                "text": "Who or what asserted this about the kind of a luminosity, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "kind-and-parents-q03",
                                                "text": "What may an agent decide or do once the kind of a luminosity is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    },
                                    {
                                        "id": "distinguishing-features",
                                        "name": "Distinguishing features",
                                        "description": "What separates a luminosity from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a luminosity, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "distinguishing-features-q02",
                                                "text": "Who or what asserted this about what distinguishes a luminosity, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "distinguishing-features-q03",
                                                "text": "What may an agent decide or do once what distinguishes a luminosity is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "state-and-lifecycle",
                        "name": "State and lifecycle",
                        "description": "The states a luminosity passes through and the events that move it between them.",
                        "rationale": "Most decisions about a thing depend on what state it is in now, which is a claim with a time on it, not a property.",
                        "layers": [
                            {
                                "id": "lifecycle-stages",
                                "name": "Lifecycle stages",
                                "description": "From coming into existence to ceasing to be one of these.",
                                "findings": [
                                    {
                                        "id": "stages-and-transitions",
                                        "name": "Stages and transitions",
                                        "description": "The stages worth naming and what moves a luminosity between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a luminosity, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "stages-and-transitions-q02",
                                                "text": "Who or what asserted this about the lifecycle of a luminosity, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "stages-and-transitions-q03",
                                                "text": "What may an agent decide or do once the lifecycle of a luminosity is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "observations-and-status",
                                "name": "Observations and current status",
                                "description": "What is observed about a luminosity, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a luminosity is recorded so that it can be superseded rather than overwritten.",
                                        "questions": [
                                            {
                                                "id": "observation-record-q01",
                                                "text": "What identifies and describes an observation of a luminosity, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "observation-record-q02",
                                                "text": "Who or what asserted this about an observation of a luminosity, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "observation-record-q03",
                                                "text": "What may an agent decide or do once an observation of a luminosity is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "definitions-in-contest",
                        "name": "Definitions and who holds them",
                        "description": "What luminosity is taken to mean, and by whom.",
                        "rationale": "When a field disagrees about a concept, the disagreement is the content. A model that picks one definition silently destroys the information.",
                        "layers": [
                            {
                                "id": "competing-definitions",
                                "name": "Competing definitions",
                                "description": "The main readings and the traditions behind them.",
                                "findings": [
                                    {
                                        "id": "definition-map",
                                        "name": "Definitions and their holders",
                                        "description": "Each definition with the school or body that holds it.",
                                        "questions": [
                                            {
                                                "id": "definition-map-q01",
                                                "text": "Which definitions of luminosity are in use, and which tradition or body holds each?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "definition-map-q02",
                                                "text": "What turns on the difference between them in practice?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "operationalisation",
                                "name": "Operationalisation",
                                "description": "How it is measured or applied when it has to be.",
                                "findings": [
                                    {
                                        "id": "operational-record",
                                        "name": "Measures and proxies",
                                        "description": "Instruments and indicators used to stand in for it.",
                                        "questions": [
                                            {
                                                "id": "operational-record-q01",
                                                "text": "How is luminosity operationalised or measured in practice, and by what instrument?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "operational-record-q02",
                                                "text": "What does that operationalisation leave out, and when does that matter?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "instances-and-use",
                        "name": "Instances, use and consequence",
                        "description": "What counts as an instance of luminosity and what follows from calling something that.",
                        "rationale": "Applying a concept is an act with consequences, so a model must say what the label licenses and what it does not.",
                        "layers": [
                            {
                                "id": "instances",
                                "name": "What counts as an instance",
                                "description": "Clear cases, borderline cases and non-cases.",
                                "findings": [
                                    {
                                        "id": "instance-tests",
                                        "name": "Tests for an instance",
                                        "description": "What would settle whether something falls under it.",
                                        "questions": [
                                            {
                                                "id": "instance-tests-q01",
                                                "text": "What would settle whether something is an instance of luminosity?",
                                                "kind": "boundary"
                                            },
                                            {
                                                "id": "instance-tests-q02",
                                                "text": "Which borderline cases are argued about, and on what grounds?",
                                                "kind": "definition"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "consequence",
                                "name": "Consequence of application",
                                "description": "Rights, duties or decisions that follow from the label.",
                                "findings": [
                                    {
                                        "id": "consequence-record",
                                        "name": "What the label licenses",
                                        "description": "What an agent may do once something is classified this way.",
                                        "questions": [
                                            {
                                                "id": "consequence-record-q01",
                                                "text": "What follows practically once something is treated as luminosity?",
                                                "kind": "action"
                                            },
                                            {
                                                "id": "consequence-record-q02",
                                                "text": "What must an agent not infer from the label alone?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a luminosity came from and when it held.",
                        "rationale": "A claim without a source and a time cannot be superseded, only overwritten, and an agent that overwrites loses the ability to explain itself.",
                        "layers": [
                            {
                                "id": "source-and-authority",
                                "name": "Source and authority",
                                "description": "Who said it, on what evidence, and how strongly.",
                                "findings": [
                                    {
                                        "id": "claim-provenance",
                                        "name": "Claim provenance and confidence",
                                        "description": "The authority behind each claim about a luminosity and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a luminosity, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "claim-provenance-q02",
                                                "text": "Who or what asserted this about a claim about a luminosity, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "claim-provenance-q03",
                                                "text": "What may an agent decide or do once a claim about a luminosity is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "time-and-versions",
                                "name": "Time, versions and supersession",
                                "description": "When a claim was true, when it was learnt, and what replaced it.",
                                "findings": [
                                    {
                                        "id": "validity-and-supersession",
                                        "name": "Validity period and supersession",
                                        "description": "How an old claim about a luminosity is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a luminosity, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "validity-and-supersession-q02",
                                                "text": "Who or what asserted this about the validity of a claim about a luminosity, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "validity-and-supersession-q03",
                                                "text": "What may an agent decide or do once the validity of a claim about a luminosity is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "statistics": {
                "bundles": 5,
                "layers": 10,
                "findings": 12,
                "questions": 32
            }
        }
    }
}