{
    "model": {
        "rank": 5111,
        "code": "thing-q170754",
        "model_id": "vr.tr.solar-corona",
        "name": "solar corona",
        "purpose": "Enable an AI agent to identify the solar corona, interpret its observed plasma and magnetic state, and judge which observations or forecasts that evidence supports.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.OBJ",
        "industry": "",
        "version": "",
        "url": "/models/thing/q170754/",
        "tier": 2,
        "score": 70,
        "payload": {
            "layer": "wikidata",
            "aliases": [],
            "aliasCount": 0,
            "merged": 0,
            "knownIn": 70,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q170754",
                "url": "https://www.wikidata.org/wiki/Q170754",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-09T21:41:33Z",
                "providers": [
                    "Codex"
                ],
                "breadth": "recalled by Codex without web access - no source was read",
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "seconds": 21.3,
                        "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: 01a0881d-8822-7160-964c-818b8ba0e8f5\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: solar corona\nSense to describe: (none recorded)\nDomain code: PHY.OBJ\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 005: 1001 re",
                        "usd": 0,
                        "recall": true
                    },
                    "codex": {
                        "seconds": 62.4,
                        "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: 01a0881d-8819-7840-9fe9-4c482e574217\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: solar corona\nRegistry id: vr.tr.solar-corona\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q170754",
                "registryId": "vr.tr.solar-corona",
                "name": "solar corona",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.OBJ"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q170754/",
            "model": {
                "registry_id": "vr.tr.solar-corona",
                "name": "solar corona",
                "purpose": "Enable an AI agent to identify the solar corona, interpret its observed plasma and magnetic state, and judge which observations or forecasts that evidence supports.",
                "definition": "The solar corona is the Sun's outer atmosphere, consisting of tenuous, magnetized plasma typically exceeding one million kelvin and extending outward into the solar wind.",
                "scope_statement": "This model owns the Sun's corona as a spatially structured, evolving plasma region, including its magnetic organisation, thermal state, observable emission, and connections to the lower solar atmosphere and solar wind.",
                "in_scope": [
                    "Operational boundaries of the corona and the spatial regions used to describe it",
                    "Coronal plasma temperature, density, composition, and motions",
                    "Magnetic organisation expressed through loops, streamers, and coronal holes",
                    "Coronal heating, energy transport, and eruptive changes",
                    "Observational diagnostics and uncertainty in inferred coronal conditions"
                ],
                "out_of_scope": [
                    "The solar interior and the global magnetic dynamo",
                    "The photosphere, chromosphere, and transition region except as coronal boundary conditions",
                    "Solar wind evolution through the wider heliosphere after leaving the coronal modelling domain",
                    "Complete lifecycle models of solar flares and coronal mass ejections beyond their coronal manifestations",
                    "Earth's magnetosphere, ionosphere, and resulting technological impacts",
                    "Design, maintenance, and operation of solar observing instruments"
                ],
                "distinguishing_features": [
                    "The region belongs to the Sun's outer atmosphere; analogous plasma around another star belongs to a stellar-corona model.",
                    "Identification uses atmospheric context and plasma diagnostics together; an image feature above the solar limb is not sufficient by itself.",
                    "A coronal hole is a region within the corona, not a physical absence of the atmosphere.",
                    "Cool, dense prominence material can occupy coronal space without representing the surrounding hot coronal plasma.",
                    "The outer corona connects continuously to the solar wind, so classification requires a stated operational boundary rather than an assumed solid edge."
                ],
                "characteristics": [
                    {
                        "name": "Spatial domain and observing epoch",
                        "kind": "relation",
                        "unit_or_values": "Solar coordinate frame, angular coordinates, radial distance in solar radii, and timestamp",
                        "why_it_matters": "Coronal structures evolve and projection can make physically separate regions appear connected."
                    },
                    {
                        "name": "Coronal environment",
                        "kind": "category",
                        "unit_or_values": "Quiet-Sun corona, active-region corona, coronal hole, streamer region, mixed, or unresolved",
                        "why_it_matters": "Different environments require different diagnostic assumptions and comparisons."
                    },
                    {
                        "name": "Electron temperature distribution",
                        "kind": "measurement",
                        "unit_or_values": "K, with diagnostic method and uncertainty; distribution where constrained",
                        "why_it_matters": "A single temperature can conceal multiple emitting plasma components."
                    },
                    {
                        "name": "Electron number density",
                        "kind": "measurement",
                        "unit_or_values": "m^-3, with spatial support and diagnostic assumptions",
                        "why_it_matters": "Density affects emission, collisional processes, and estimates of plasma mass."
                    },
                    {
                        "name": "Elemental composition and charge states",
                        "kind": "measurement",
                        "unit_or_values": "Abundance ratios relative to a named reference and dimensionless ionic fractions",
                        "why_it_matters": "Composition and ionisation assumptions influence thermal diagnostics and source-region comparisons."
                    },
                    {
                        "name": "Magnetic field strength and orientation",
                        "kind": "measurement",
                        "unit_or_values": "T and vector orientation, marked as measured or inferred",
                        "why_it_matters": "Magnetic organisation constrains plasma confinement and possible energy release."
                    },
                    {
                        "name": "Magnetic connectivity",
                        "kind": "category",
                        "unit_or_values": "Closed within the model domain, connected through the outer boundary, mixed, or unresolved",
                        "why_it_matters": "Connectivity distinguishes confinement from possible outflow pathways without claiming knowledge beyond the domain."
                    },
                    {
                        "name": "Plasma velocity",
                        "kind": "measurement",
                        "unit_or_values": "m/s, with line-of-sight, plane-of-sky, or inferred vector designation",
                        "why_it_matters": "Apparent feature motion and material flow must be distinguished."
                    },
                    {
                        "name": "Spectral radiance",
                        "kind": "measurement",
                        "unit_or_values": "W m^-2 sr^-1 nm^-1, with wavelength, calibration, and observing geometry",
                        "why_it_matters": "Observed brightness supports physical inference only when its spectral and geometric context is retained."
                    },
                    {
                        "name": "Evolutionary state",
                        "kind": "state",
                        "unit_or_values": "Approximately steady, evolving, eruptive, recovering, or indeterminate over a specified interval",
                        "why_it_matters": "State determines whether static diagnostic assumptions and forecasts are appropriate."
                    }
                ],
                "affordances": [
                    "Locate and classify coronal regions while retaining ambiguous or overlapping identifications.",
                    "Compare observations across wavelengths, viewpoints, and times to constrain plasma conditions.",
                    "Estimate thermal and magnetic properties with explicit assumptions and uncertainty.",
                    "Track loops, holes, streamers, and eruptive changes without equating every brightness feature with a material object.",
                    "Assess whether a coronal region is a plausible source of observed outflow or an eruption.",
                    "Select further observations that could distinguish competing physical interpretations."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "coronal-domain-and-structure",
                        "name": "Coronal domain and structure",
                        "description": "Establishes which solar atmospheric region and structures an observation or inference describes.",
                        "rationale": "The corona has operational interfaces and overlapping projected structures rather than a simple enclosing surface.",
                        "layers": [
                            {
                                "id": "atmospheric-interfaces",
                                "name": "Atmospheric interfaces",
                                "description": "Defines the adopted lower and outer limits of the coronal domain.",
                                "findings": [
                                    {
                                        "id": "operational-coronal-boundaries",
                                        "name": "Operational coronal boundaries",
                                        "description": "Record the criteria used to separate the modelled corona from the transition region and the outward solar-wind domain.",
                                        "questions": [
                                            {
                                                "text": "Which thermal, geometric, or modelling criterion defines the lower coronal boundary for this use?",
                                                "kind": "boundary",
                                                "id": "operational-coronal-boundaries-q01"
                                            },
                                            {
                                                "text": "Where does the coronal domain end, and how are plasma and magnetic connections across that boundary represented?",
                                                "kind": "boundary",
                                                "id": "operational-coronal-boundaries-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "resolved-coronal-features",
                                "name": "Resolved coronal features",
                                "description": "Identifies coronal environments and structures with their spatial and temporal support.",
                                "findings": [
                                    {
                                        "id": "feature-identity-and-projection",
                                        "name": "Feature identity and projection",
                                        "description": "Record classifications of loops, streamers, holes, and diffuse regions alongside evidence that separates physical structure from projection.",
                                        "questions": [
                                            {
                                                "text": "What observable criteria support identifying this feature as a loop, streamer, coronal hole, or diffuse coronal region?",
                                                "kind": "definition",
                                                "id": "feature-identity-and-projection-q01"
                                            },
                                            {
                                                "text": "Which viewing geometry and overlapping emissions could change that identification?",
                                                "kind": "measurement",
                                                "id": "feature-identity-and-projection-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "coronal-plasma-diagnostics",
                        "name": "Coronal plasma diagnostics",
                        "description": "Describes the plasma conditions that can be inferred from coronal observations.",
                        "rationale": "Coronal brightness does not uniquely determine temperature, density, or composition.",
                        "layers": [
                            {
                                "id": "thermal-and-density-structure",
                                "name": "Thermal and density structure",
                                "description": "Captures temperature and density estimates without concealing unresolved plasma components.",
                                "findings": [
                                    {
                                        "id": "diagnostic-support-for-plasma-state",
                                        "name": "Diagnostic support for plasma state",
                                        "description": "Associate each thermal or density estimate with the emitting volume, diagnostic method, and assumptions that support it.",
                                        "questions": [
                                            {
                                                "text": "Which spectral lines, line ratios, or passbands constrain temperature and electron density in this region?",
                                                "kind": "measurement",
                                                "id": "diagnostic-support-for-plasma-state-q01"
                                            },
                                            {
                                                "text": "Does the evidence resolve multiple temperatures, or does the estimate depend on an assumed distribution and emitting depth?",
                                                "kind": "measurement",
                                                "id": "diagnostic-support-for-plasma-state-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "composition-and-ionisation",
                                "name": "Composition and ionisation",
                                "description": "Tracks the atomic assumptions and composition estimates used to interpret coronal emission.",
                                "findings": [
                                    {
                                        "id": "abundance-and-charge-state-assumptions",
                                        "name": "Abundance and charge-state assumptions",
                                        "description": "Distinguish inferred abundances and ionic populations from values adopted by the diagnostic model.",
                                        "questions": [
                                            {
                                                "text": "Which abundance reference and atomic dataset were used, and which composition parameters were actually constrained?",
                                                "kind": "provenance",
                                                "id": "abundance-and-charge-state-assumptions-q01"
                                            },
                                            {
                                                "text": "Is ionisation equilibrium supported over the observed evolution, or could delayed ionisation change the interpretation?",
                                                "kind": "measurement",
                                                "id": "abundance-and-charge-state-assumptions-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "magnetic-confinement-and-outflow",
                        "name": "Magnetic confinement and outflow",
                        "description": "Relates coronal structures and motions to magnetic connectivity.",
                        "rationale": "Confinement and outward escape depend on magnetic organisation that images alone may not establish.",
                        "layers": [
                            {
                                "id": "coronal-magnetic-configuration",
                                "name": "Coronal magnetic configuration",
                                "description": "Represents magnetic field estimates and their dependence on boundary data and modelling choices.",
                                "findings": [
                                    {
                                        "id": "field-evidence-and-connectivity",
                                        "name": "Field evidence and connectivity",
                                        "description": "Retain the evidence and uncertainty behind field strength, direction, and inferred connections.",
                                        "questions": [
                                            {
                                                "text": "Which coronal measurements or lower-atmosphere boundary observations constrain the magnetic field?",
                                                "kind": "provenance",
                                                "id": "field-evidence-and-connectivity-q01"
                                            },
                                            {
                                                "text": "How sensitive is the inferred open or closed connectivity to the field model and its outer boundary?",
                                                "kind": "boundary",
                                                "id": "field-evidence-and-connectivity-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "coronal-flow-pathways",
                                "name": "Coronal flow pathways",
                                "description": "Connects measured motions to possible confined circulation or outward plasma transport.",
                                "findings": [
                                    {
                                        "id": "material-flow-versus-pattern-motion",
                                        "name": "Material flow versus pattern motion",
                                        "description": "Separate plasma velocity estimates from moving brightness patterns before assigning transport pathways.",
                                        "questions": [
                                            {
                                                "text": "Do Doppler shifts and tracked image features support material flow, wave propagation, or an unresolved combination?",
                                                "kind": "measurement",
                                                "id": "material-flow-versus-pattern-motion-q01"
                                            },
                                            {
                                                "text": "What additional evidence would justify connecting this outflow to a particular solar-wind source region?",
                                                "kind": "action",
                                                "id": "material-flow-versus-pattern-motion-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "coronal-energy-and-evolution",
                        "name": "Coronal energy and evolution",
                        "description": "Describes heating constraints, energy losses, and changes in coronal state.",
                        "rationale": "A useful model must distinguish observed energy signatures from unresolved explanations of coronal heating and instability.",
                        "layers": [
                            {
                                "id": "heating-and-energy-balance",
                                "name": "Heating and energy balance",
                                "description": "Organises evidence relevant to coronal energy input, transport, and loss.",
                                "findings": [
                                    {
                                        "id": "constraints-on-heating-mechanisms",
                                        "name": "Constraints on heating mechanisms",
                                        "description": "Record observations that test proposed heating mechanisms without assigning a universal cause.",
                                        "questions": [
                                            {
                                                "text": "What constraints on radiative losses, conductive transport, and changing thermal energy can be derived for this region?",
                                                "kind": "measurement",
                                                "id": "constraints-on-heating-mechanisms-q01"
                                            },
                                            {
                                                "text": "Which observations could distinguish wave-related heating from impulsive magnetic energy release in this environment?",
                                                "kind": "action",
                                                "id": "constraints-on-heating-mechanisms-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "transient-coronal-response",
                                "name": "Transient coronal response",
                                "description": "Tracks coronal changes associated with eruptions and subsequent recovery.",
                                "findings": [
                                    {
                                        "id": "eruption-signatures-and-state-transitions",
                                        "name": "Eruption signatures and state transitions",
                                        "description": "Describe brightenings, dimmings, loop changes, and propagating disturbances with timing and alternative interpretations.",
                                        "questions": [
                                            {
                                                "text": "Which measured changes establish the onset, extent, and recovery of a coronal disturbance?",
                                                "kind": "measurement",
                                                "id": "eruption-signatures-and-state-transitions-q01"
                                            },
                                            {
                                                "text": "Where should this record link to a flare or coronal-mass-ejection model rather than duplicate the event lifecycle?",
                                                "kind": "boundary",
                                                "id": "eruption-signatures-and-state-transitions-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "coronal-observation-and-inference",
                        "name": "Coronal observation and inference",
                        "description": "Preserves how coronal observations become physical interpretations and actionable assessments.",
                        "rationale": "Occultation, spectral response, line-of-sight integration, and model dependence can materially alter conclusions about the corona.",
                        "layers": [
                            {
                                "id": "emission-and-viewing-geometry",
                                "name": "Emission and viewing geometry",
                                "description": "Records observing conditions and signal components needed to interpret coronal images and spectra.",
                                "findings": [
                                    {
                                        "id": "signal-origin-and-observational-limits",
                                        "name": "Signal origin and observational limits",
                                        "description": "Identify the emission or scattering process, foreground contributions, and inaccessible portions of the corona.",
                                        "questions": [
                                            {
                                                "text": "Which emission or scattering component does this observation measure, and how were stray light and foreground contributions treated?",
                                                "kind": "measurement",
                                                "id": "signal-origin-and-observational-limits-q01"
                                            },
                                            {
                                                "text": "Which heights, timescales, or plasma components are excluded by occultation, cadence, sensitivity, or spectral response?",
                                                "kind": "boundary",
                                                "id": "signal-origin-and-observational-limits-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "confidence-and-observation-planning",
                                "name": "Confidence and observation planning",
                                "description": "Connects uncertain coronal interpretations to appropriate follow-up observations and limits on use.",
                                "findings": [
                                    {
                                        "id": "supported-coronal-decisions",
                                        "name": "Supported coronal decisions",
                                        "description": "State which classifications, physical estimates, and source associations the available evidence supports.",
                                        "questions": [
                                            {
                                                "text": "Which conclusions remain stable across plausible calibration, geometry, and diagnostic assumptions?",
                                                "kind": "measurement",
                                                "id": "supported-coronal-decisions-q01"
                                            },
                                            {
                                                "text": "Which additional wavelength, viewpoint, or observing cadence would most reduce uncertainty in the intended assessment?",
                                                "kind": "action",
                                                "id": "supported-coronal-decisions-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": [
                                            "Temperature and density ranges are approximate and must be tied to height, magnetic environment and diagnostic method.",
                                            "The relative contributions of different coronal-heating and solar-wind acceleration mechanisms remain active research questions.",
                                            "The corona transitions into the solar wind without a single universally applicable sharp outer boundary."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-confidence-notes-q01",
                                                "text": "Which of these check these first hold for the sense of solar corona 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": [
                                            "Quiet-Sun corona",
                                            "Active-region corona",
                                            "Coronal holes"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of solar corona 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": [
                                            "Coronal observations support forecasting of space weather associated with solar eruptions.",
                                            "Coronal spectroscopy diagnoses plasma temperature, density, composition and motion.",
                                            "Coronal studies investigate magnetic reconnection, plasma heating and solar-wind acceleration.",
                                            "Coronagraphs and total solar eclipses allow study of the faint corona around the bright solar disk."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of solar corona 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": "Quiet-corona electron temperature",
                                                "typical_range": "Approximately 1-2 million; varies with location and solar activity",
                                                "unit": "K"
                                            },
                                            {
                                                "quantity": "Electron number density in the low corona",
                                                "typical_range": "Approximately 100 million-1 billion; strongly dependent on height and magnetic structure",
                                                "unit": "cm^-3"
                                            },
                                            {
                                                "quantity": "Temperature of hot plasma in major solar flares",
                                                "typical_range": "Approximately 10-30 million; higher values can occur",
                                                "unit": "K"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of solar corona 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": [
                                            "Coronal mass ejections can drive geomagnetic storms when their disturbances reach Earth.",
                                            "Solar energetic particles accelerated during eruptive events can endanger astronauts and damage spacecraft electronics.",
                                            "High-speed solar-wind streams associated with coronal holes can contribute to geomagnetic disturbances.",
                                            "Viewing the Sun without suitable protection outside the total phase of a total solar eclipse can cause permanent eye injury."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of solar corona 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": [
                                            "Temperature, density and magnetic structure differ between active regions, quiet regions and coronal holes.",
                                            "Polar coronal holes are especially prominent near solar minimum; coronal holes can also occur at lower latitudes.",
                                            "The corona's large-scale shape changes through the solar cycle, generally becoming more complex around solar maximum."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-regional-variation-q01",
                                                "text": "Which of these regional variation hold for the sense of solar corona 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": "Photosphere",
                                                "difference": "The photosphere is the relatively dense visible surface layer; the corona is the much hotter, far less dense outer atmosphere."
                                            },
                                            {
                                                "name": "Chromosphere",
                                                "difference": "The chromosphere lies below the transition region and corona and generally contains cooler, denser plasma."
                                            },
                                            {
                                                "name": "Solar transition region",
                                                "difference": "The transition region contains the steep temperature rise between chromospheric and coronal conditions."
                                            },
                                            {
                                                "name": "Solar wind",
                                                "difference": "The solar wind is the outward plasma flow originating in the corona; the corona also includes plasma confined by closed magnetic fields."
                                            },
                                            {
                                                "name": "Coronal mass ejection",
                                                "difference": "A coronal mass ejection is an eruptive expulsion of plasma and magnetic field, rather than the atmosphere from which it erupts."
                                            },
                                            {
                                                "name": "Stellar corona",
                                                "difference": "A stellar corona is the broader category; the solar corona is specifically the corona of the Sun."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of solar corona this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Which operational lower and outer coronal boundaries should Vercy adopt for different observational and modelling uses?",
                "What evidence threshold should distinguish a candidate coronal-hole identification from a supported open-field interpretation?",
                "Which diagnostic methods and atomic datasets should be preferred for different coronal environments, especially during rapid evolution?",
                "How should competing coronal-heating explanations be represented when observations constrain energy requirements but do not identify a unique mechanism?",
                "What validation is required before a coronal source association or eruption assessment can support a downstream space-weather forecast?"
            ],
            "statistics": {
                "bundles": 6,
                "layers": 11,
                "findings": 17,
                "questions": 27
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "device, machine or tool",
            "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 solar corona, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to identify the solar corona, interpret its observed plasma and magnetic state, and judge which observations or forecasts that evidence supports.",
            "characteristics": {
                "substance": "material",
                "origin": "manufactured",
                "agency": "inert",
                "mobility": "varies"
            },
            "whatYouCanDoWithIt": [
                "observed and measured"
            ],
            "distinguishingFeatures": [
                "Described in 70 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 solar corona, and on what evidence are they told apart?"
            ],
            "whatItIsMadeOf": "matter you can touch",
            "physicalCharacter": [
                "Mobility varies between examples.",
                "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": [
                "Recognised by form, by the arrangement of its controls, and by markings - a plate, a model number, a certification mark. Form alone rarely separates two models that do very different things."
            ],
            "relatedModels": [],
            "standing": "Described in 70 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is.",
            "structure": {
                "bundles": [
                    {
                        "id": "identity-and-classification",
                        "name": "Identity, naming and classification",
                        "description": "How an agent tells one solar corona from another, and a solar corona 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 solar corona, 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 solar corona, 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 solar corona 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 solar corona, 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 solar corona, 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 solar corona 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 solar corona 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 solar corona, 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 solar corona, 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 solar corona 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 solar corona from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a solar corona, 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 solar corona, 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 solar corona is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "form-and-composition",
                        "name": "Form, composition and condition",
                        "description": "What a solar corona is made of, what shape and size it takes, and what state it is in.",
                        "rationale": "A physical thing can be measured, and a model that cannot record its measurements cannot support any decision that depends on them.",
                        "layers": [
                            {
                                "id": "form-and-dimensions",
                                "name": "Form and dimensions",
                                "description": "Shape, size, mass and the ranges these take across examples.",
                                "findings": [
                                    {
                                        "id": "measurable-dimensions",
                                        "name": "Measurable dimensions and their units",
                                        "description": "The quantities worth recording and the units they are recorded in.",
                                        "questions": [
                                            {
                                                "id": "measurable-dimensions-q01",
                                                "text": "What identifies and describes the dimensions of a solar corona, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "measurable-dimensions-q02",
                                                "text": "Who or what asserted this about the dimensions of a solar corona, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "measurable-dimensions-q03",
                                                "text": "What may an agent decide or do once the dimensions of a solar corona is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "material-and-composition",
                                "name": "Material and composition",
                                "description": "Materials, parts and how they are put together.",
                                "findings": [
                                    {
                                        "id": "parts-and-materials",
                                        "name": "Parts and materials",
                                        "description": "What a solar corona is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a solar corona, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "parts-and-materials-q02",
                                                "text": "Who or what asserted this about the composition of a solar corona, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "parts-and-materials-q03",
                                                "text": "What may an agent decide or do once the composition of a solar corona is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "condition-and-integrity",
                                "name": "Condition and integrity",
                                "description": "Wear, damage, health and the difference between working and broken.",
                                "findings": [
                                    {
                                        "id": "condition-assessment",
                                        "name": "Condition, damage and health",
                                        "description": "How the condition of a solar corona is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a solar corona, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "condition-assessment-q02",
                                                "text": "Who or what asserted this about the condition of a solar corona, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "condition-assessment-q03",
                                                "text": "What may an agent decide or do once the condition of a solar corona is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "place-and-movement",
                        "name": "Place and movement",
                        "description": "Where a solar corona is, how it got there and where it may go (varies).",
                        "rationale": "A thing that can move needs its position recorded with a time, or every later claim about it is about a place it has left.",
                        "layers": [
                            {
                                "id": "location-and-placement",
                                "name": "Location and placement",
                                "description": "Position, containment and the reference frame the position is given in.",
                                "findings": [
                                    {
                                        "id": "position-and-frame",
                                        "name": "Position, container and reference frame",
                                        "description": "Where a solar corona is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a solar corona, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "position-and-frame-q02",
                                                "text": "Who or what asserted this about the location of a solar corona, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "position-and-frame-q03",
                                                "text": "What may an agent decide or do once the location of a solar corona is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "movement-and-transfer",
                                "name": "Movement and transfer",
                                "description": "How a solar corona is carried, installed or relocated.",
                                "findings": [
                                    {
                                        "id": "movement-events",
                                        "name": "Movement events and constraints",
                                        "description": "What counts as a movement, what records it and what limits it.",
                                        "questions": [
                                            {
                                                "id": "movement-events-q01",
                                                "text": "What identifies and describes the movement of a solar corona, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "movement-events-q02",
                                                "text": "Who or what asserted this about the movement of a solar corona, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "movement-events-q03",
                                                "text": "What may an agent decide or do once the movement of a solar corona 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 solar corona 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 solar corona between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a solar corona, 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 solar corona, 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 solar corona 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 solar corona, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a solar corona 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 solar corona, 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 solar corona, 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 solar corona is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "function-and-principle",
                        "name": "Function and operating principle",
                        "description": "What solar corona is for and how it achieves it.",
                        "rationale": "Two devices with the same name can work on different principles, and the principle is what predicts failure and constrains use.",
                        "layers": [
                            {
                                "id": "intended-function",
                                "name": "Intended function",
                                "description": "The job it does, and the jobs it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-record",
                                        "name": "Function, principle and variants",
                                        "description": "What it does, how, and which variants do it differently.",
                                        "questions": [
                                            {
                                                "id": "function-record-q01",
                                                "text": "What function does solar corona perform, on what operating principle, and which variants differ in that principle?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "function-record-q02",
                                                "text": "What use falls outside the intended function but happens in practice?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "capacity-and-rating",
                                "name": "Capacity and rating",
                                "description": "The numbers that say what it can do and where it stops.",
                                "findings": [
                                    {
                                        "id": "ratings",
                                        "name": "Ratings and their conditions",
                                        "description": "Rated capacity, power, throughput and the conditions each assumes.",
                                        "questions": [
                                            {
                                                "id": "ratings-q01",
                                                "text": "What ratings characterise solar corona, in what units, and under what stated conditions?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "ratings-q02",
                                                "text": "What happens beyond the rating - degradation, refusal, damage - and how is that detected?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "operation-and-state",
                        "name": "Operation, controls and state",
                        "description": "How solar corona is operated and what state it is in right now.",
                        "rationale": "An agent acting on a device needs its current state and the controls that change it, not just its specification.",
                        "layers": [
                            {
                                "id": "controls-and-modes",
                                "name": "Controls and modes",
                                "description": "What can be set, what that changes, and what is interlocked.",
                                "findings": [
                                    {
                                        "id": "control-surface",
                                        "name": "Control surface and interlocks",
                                        "description": "The settings available and the conditions that block them.",
                                        "questions": [
                                            {
                                                "id": "control-surface-q01",
                                                "text": "What controls and modes does solar corona have, and what does each change?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "control-surface-q02",
                                                "text": "Which actions are interlocked or forbidden in which state, and what must be true before acting?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "condition-and-maintenance",
                                "name": "Condition and maintenance",
                                "description": "Wear, service intervals, consumables and the line between working and broken.",
                                "findings": [
                                    {
                                        "id": "service-record",
                                        "name": "Condition, service and consumables",
                                        "description": "What is consumed, what is serviced, and how condition is judged.",
                                        "questions": [
                                            {
                                                "id": "service-record-q01",
                                                "text": "What consumables and service does solar corona need, at what interval, and on whose authority?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "service-record-q02",
                                                "text": "What evidence separates a unit that is working from one that is out of service?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "kind-model-unit",
                        "name": "Kind, model and unit",
                        "description": "Whether a claim about solar corona is about the kind, a product line, or one physical unit.",
                        "rationale": "This is the boundary most often got wrong for made things, and getting it wrong mixes a catalogue entry with the machine in the yard.",
                        "layers": [
                            {
                                "id": "level-of-reference",
                                "name": "Level of reference",
                                "description": "The three levels and what belongs at each.",
                                "findings": [
                                    {
                                        "id": "level-rules",
                                        "name": "What belongs to kind, model and unit",
                                        "description": "Which properties are shared by all of them and which are not.",
                                        "questions": [
                                            {
                                                "id": "level-rules-q01",
                                                "text": "Which facts about solar corona hold for every one of them, which for a model, and which only for one unit?",
                                                "kind": "boundary"
                                            },
                                            {
                                                "id": "level-rules-q02",
                                                "text": "What identifies an individual unit, and what should an agent do when it has only the kind?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "standards-and-conformity",
                                "name": "Standards and conformity",
                                "description": "The standards a working example must meet and who attests it.",
                                "findings": [
                                    {
                                        "id": "conformity",
                                        "name": "Standards, marks and attestation",
                                        "description": "Which standard applies, who certifies, and what the mark means.",
                                        "questions": [
                                            {
                                                "id": "conformity-q01",
                                                "text": "Which standards govern solar corona, issued by whom, and what does conformity actually assert?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "id": "conformity-q02",
                                                "text": "What may an agent conclude from a certification mark, and what may it not?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a solar corona 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 solar corona and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a solar corona, 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 solar corona, 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 solar corona 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 solar corona is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a solar corona, 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 solar corona, 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 solar corona is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "statistics": {
                "bundles": 8,
                "layers": 17,
                "findings": 19,
                "questions": 51
            }
        }
    }
}