{
    "model": {
        "rank": 5186,
        "code": "thing-q430024",
        "model_id": "vr.tr.human-eye",
        "name": "human eye",
        "purpose": "Enable an AI agent to recognise a human eye, record its anatomy and visual function, assess documented changes, and identify appropriate observation or professional assessment.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.OBJ",
        "industry": "",
        "version": "",
        "url": "/models/thing/q430024/",
        "tier": 2,
        "score": 69,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "Asian eyes",
                "right eye",
                "left eye"
            ],
            "aliasCount": 3,
            "merged": 3,
            "knownIn": 69,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q430024",
                "url": "https://www.wikidata.org/wiki/Q430024",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-09T21:51:14Z",
                "providers": [
                    "Codex"
                ],
                "breadth": "recalled by Codex without web access - no source was read",
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "seconds": 26.4,
                        "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: 01a08826-6326-7582-99a7-24be6b350482\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: human eye\nSense to describe: (none recorded)\nDomain code: PHY.LIV\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 005: 1001 regis",
                        "usd": 0,
                        "recall": true
                    },
                    "codex": {
                        "seconds": 62.7,
                        "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: 01a08826-631c-7670-a6c5-3c42a80208ed\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: human eye\nRegistry id: vr.tr.human-eye\nPlane / domain: PHY / PHY.LIV\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\nCont"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q430024",
                "registryId": "vr.tr.human-eye",
                "name": "human eye",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.LIV"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q430024/",
            "model": {
                "registry_id": "vr.tr.human-eye",
                "name": "human eye",
                "purpose": "Enable an AI agent to recognise a human eye, record its anatomy and visual function, assess documented changes, and identify appropriate observation or professional assessment.",
                "definition": "The human eye is a paired sensory organ in which the cornea and lens focus light onto the retina, where photoreceptors initiate neural signals that are processed locally and conveyed through the optic nerve to the brain for vision.",
                "scope_statement": "This model owns the human eye as an individual biological organ, including its ocular surface, internal structures, optical behaviour and retinal function; it relates each eye to its person, fellow eye and visual pathways without treating the eye as an organism or the entire visual system.",
                "in_scope": [
                    "Eye identity, laterality and relationship to a human individual",
                    "Ocular surface, globe, internal chambers, lens and retina",
                    "Light transmission, refraction, accommodation and pupil response",
                    "Eye-specific visual performance and examination findings",
                    "Developmental variation, acquired changes and effects of ocular interventions",
                    "Dependencies on tear protection, ocular movement and neural connections"
                ],
                "out_of_scope": [
                    "Human taxonomy, population characteristics and conservation status",
                    "Brain-level visual interpretation and the complete visual pathway",
                    "Standalone disease models, diagnostic criteria and treatment protocols",
                    "Eyelids, lacrimal apparatus, orbit and extraocular muscles as independently modelled structures",
                    "Spectacles, contact lenses, implants and ocular prostheses as manufactured products",
                    "Whole-person disability, mobility and occupational fitness determinations"
                ],
                "distinguishing_features": [
                    "A human eye is an organ belonging to a human individual, not an independently living organism or taxon.",
                    "An intact biological eye contains organised ocular tissues, including a retina; an ocular prosthesis reproducing its appearance is not a biological eye.",
                    "The eye includes light-transmitting structures and retinal tissue, whereas a camera uses manufactured optics and an electronic or photographic detector.",
                    "The eye is only part of the visual system: an ocular examination does not by itself establish intact brain-level visual processing.",
                    "Loss of sight, removal of the natural lens or replacement of the cornea does not by itself erase the identity of an existing biological eye."
                ],
                "characteristics": [
                    {
                        "name": "Laterality and bearer",
                        "kind": "relation",
                        "unit_or_values": "Human individual reference; right eye, left eye or unresolved laterality",
                        "why_it_matters": "Prevents measurements, symptoms and interventions from being assigned to the wrong eye."
                    },
                    {
                        "name": "Anatomical configuration",
                        "kind": "state",
                        "unit_or_values": "Structure-specific presence, alteration and examination visibility; include natural lens or implanted lens status",
                        "why_it_matters": "Distinguishes native anatomy, congenital variation and changes resulting from injury or intervention."
                    },
                    {
                        "name": "Axial length",
                        "kind": "measurement",
                        "unit_or_values": "mm, with method and examination date",
                        "why_it_matters": "Records globe geometry relevant to optical interpretation and longitudinal comparison."
                    },
                    {
                        "name": "Refractive error",
                        "kind": "measurement",
                        "unit_or_values": "Sphere and cylinder in dioptres; axis in degrees; record convention, method and cycloplegia status",
                        "why_it_matters": "Describes optical correction requirements without equating refractive error with all causes of reduced vision."
                    },
                    {
                        "name": "Visual acuity",
                        "kind": "measurement",
                        "unit_or_values": "Named scale such as logMAR or Snellen, with testing distance, correction, chart and eye tested",
                        "why_it_matters": "Makes central visual performance interpretable under specified test conditions."
                    },
                    {
                        "name": "Visual field",
                        "kind": "measurement",
                        "unit_or_values": "Named test, angular locations in degrees and method-specific sensitivity results",
                        "why_it_matters": "Captures spatial visual performance that an acuity value alone cannot describe."
                    },
                    {
                        "name": "Intraocular pressure",
                        "kind": "measurement",
                        "unit_or_values": "mmHg, with instrument, time and relevant corneal measurement context",
                        "why_it_matters": "Supports comparison of pressure observations while preserving factors that affect interpretation."
                    },
                    {
                        "name": "Pupil behaviour",
                        "kind": "state",
                        "unit_or_values": "Diameter in mm under stated illumination; shape; direct and consensual responses; examination conditions",
                        "why_it_matters": "Connects observed light regulation with examination context and paired-eye responses."
                    },
                    {
                        "name": "Ocular tissue findings",
                        "kind": "state",
                        "unit_or_values": "Structure and location, observed appearance, extent, assessment method and uncertainty",
                        "why_it_matters": "Preserves local evidence without turning every abnormal appearance into a diagnosis."
                    },
                    {
                        "name": "Symptoms and time course",
                        "kind": "state",
                        "unit_or_values": "Reported symptom, affected eye, onset, duration, progression and associated event",
                        "why_it_matters": "Connects the person's experience to the correct organ and supports assessment of change."
                    }
                ],
                "affordances": [
                    "Associate observations, images and interventions with the correct eye and person.",
                    "Guide structured recording of ocular anatomy and examination visibility.",
                    "Compare refraction, pressure and visual performance across suitably matched examinations.",
                    "Relate symptoms to documented ocular findings while retaining diagnostic uncertainty.",
                    "Identify missing evidence or reported changes requiring professional assessment through an approved clinical workflow.",
                    "Track how correction, surgery or injury changes ocular structure and measured function."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "ocular-identity-and-boundaries",
                        "name": "Ocular identity and boundaries",
                        "description": "Identifies the biological organ and separates it from adjacent anatomy, devices and the wider visual system.",
                        "rationale": "Eye records require reliable laterality and must remain coherent when anatomy is altered or vision is absent.",
                        "layers": [
                            {
                                "id": "organ-identity",
                                "name": "Organ identity",
                                "description": "Connects a particular eye to its human bearer and fellow eye.",
                                "findings": [
                                    {
                                        "id": "laterality-and-organ-continuity",
                                        "name": "Laterality and organ continuity",
                                        "description": "Record which eye is represented and whether the record concerns a present globe, a removed specimen or a historical organ.",
                                        "questions": [
                                            {
                                                "text": "Which human individual and which side does this eye belong to?",
                                                "kind": "definition",
                                                "id": "laterality-and-organ-continuity-q01"
                                            },
                                            {
                                                "text": "What record establishes the eye's identity and continuity through previous procedures or removal?",
                                                "kind": "provenance",
                                                "id": "laterality-and-organ-continuity-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "ocular-system-interfaces",
                                "name": "Ocular system interfaces",
                                "description": "Defines links to protective structures, visual pathways and artificial components.",
                                "findings": [
                                    {
                                        "id": "biological-eye-versus-associated-components",
                                        "name": "Biological eye versus associated components",
                                        "description": "Keep the biological eye distinct from its surrounding support structures and any fitted or implanted device.",
                                        "questions": [
                                            {
                                                "text": "Does this observation concern the globe or ocular surface, an adjacent structure, or an associated device?",
                                                "kind": "boundary",
                                                "id": "biological-eye-versus-associated-components-q01"
                                            },
                                            {
                                                "text": "Which implanted, transplanted or external components must be linked to explain this eye's present configuration?",
                                                "kind": "definition",
                                                "id": "biological-eye-versus-associated-components-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "ocular-anatomy-and-tissue-state",
                        "name": "Ocular anatomy and tissue state",
                        "description": "Records the eye's compartments, tissue organisation and local structural observations.",
                        "rationale": "Similar symptoms can accompany findings in different ocular structures, so location and examination coverage are essential.",
                        "layers": [
                            {
                                "id": "surface-and-anterior-segment",
                                "name": "Surface and anterior segment",
                                "description": "Covers the ocular surface, cornea, anterior chamber, iris and lens configuration.",
                                "findings": [
                                    {
                                        "id": "anterior-structure-observations",
                                        "name": "Anterior structure observations",
                                        "description": "Describe observed surface and anterior segment features, distinguishing an unexamined structure from an observed absence of abnormality.",
                                        "questions": [
                                            {
                                                "text": "What was observed in the tear film, ocular surface, cornea, anterior chamber, iris and lens, and by which examination method?",
                                                "kind": "measurement",
                                                "id": "anterior-structure-observations-q01"
                                            },
                                            {
                                                "text": "Which anterior structures could not be adequately examined, and what limited their assessment?",
                                                "kind": "boundary",
                                                "id": "anterior-structure-observations-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "posterior-segment-and-globe",
                                "name": "Posterior segment and globe",
                                "description": "Covers vitreous, retina, choroid, optic disc and globe geometry.",
                                "findings": [
                                    {
                                        "id": "posterior-location-and-extent",
                                        "name": "Posterior location and extent",
                                        "description": "Locate posterior findings relative to ocular landmarks and preserve the extent of the examined region.",
                                        "questions": [
                                            {
                                                "text": "Where are observed changes relative to the macula, optic disc and peripheral retina, and how extensive are they?",
                                                "kind": "measurement",
                                                "id": "posterior-location-and-extent-q01"
                                            },
                                            {
                                                "text": "Which examination or image supports each finding, and what region was outside its usable coverage?",
                                                "kind": "provenance",
                                                "id": "posterior-location-and-extent-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "optics-and-visual-performance",
                        "name": "Optics and visual performance",
                        "description": "Connects the eye's focusing behaviour with measured aspects of vision.",
                        "rationale": "Optical focus and visual performance require distinct observations; neither can be inferred completely from the other.",
                        "layers": [
                            {
                                "id": "refraction-and-accommodation",
                                "name": "Refraction and accommodation",
                                "description": "Records focus, refractive correction and accommodation under stated conditions.",
                                "findings": [
                                    {
                                        "id": "optical-state-under-test",
                                        "name": "Optical state under test",
                                        "description": "Capture refractive and focusing measurements together with correction and test conditions.",
                                        "questions": [
                                            {
                                                "text": "What sphere, cylinder and axis were measured, using which convention and with or without cycloplegia?",
                                                "kind": "measurement",
                                                "id": "optical-state-under-test-q01"
                                            },
                                            {
                                                "text": "What accommodation or near-focus behaviour was assessed, and under what target distance and correction?",
                                                "kind": "measurement",
                                                "id": "optical-state-under-test-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "sensory-performance",
                                "name": "Sensory performance",
                                "description": "Records central, spatial and other tested visual capabilities without assigning all limitations to ocular causes.",
                                "findings": [
                                    {
                                        "id": "eye-specific-visual-test-results",
                                        "name": "Eye-specific visual test results",
                                        "description": "Separate monocular results from binocular performance and preserve correction, reliability and testing conditions.",
                                        "questions": [
                                            {
                                                "text": "What acuity, field, contrast or colour-vision results were obtained for this eye, and with what correction and reliability?",
                                                "kind": "measurement",
                                                "id": "eye-specific-visual-test-results-q01"
                                            },
                                            {
                                                "text": "Which results measure this eye separately, and which require the fellow eye or wider visual pathway for interpretation?",
                                                "kind": "boundary",
                                                "id": "eye-specific-visual-test-results-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "ocular-regulation-and-support",
                        "name": "Ocular regulation and support",
                        "description": "Records pressure, pupil responses and dependencies that maintain ocular conditions and positioning.",
                        "rationale": "The eye's observed state depends on internal fluid conditions and coordinated support from neighbouring structures.",
                        "layers": [
                            {
                                "id": "pressure-and-light-response",
                                "name": "Pressure and light response",
                                "description": "Captures intraocular pressure observations and pupil behaviour with their measurement context.",
                                "findings": [
                                    {
                                        "id": "contextualised-pressure-and-pupil-observations",
                                        "name": "Contextualised pressure and pupil observations",
                                        "description": "Treat pressure readings and pupil responses as contextual observations rather than standalone diagnoses.",
                                        "questions": [
                                            {
                                                "text": "What intraocular pressure was measured, when, with which instrument and with what relevant corneal information?",
                                                "kind": "measurement",
                                                "id": "contextualised-pressure-and-pupil-observations-q01"
                                            },
                                            {
                                                "text": "How did each pupil respond under the stated illumination, and what medication or examination conditions could affect the result?",
                                                "kind": "measurement",
                                                "id": "contextualised-pressure-and-pupil-observations-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "protection-and-positioning",
                                "name": "Protection and positioning",
                                "description": "Links ocular exposure, tear support, movement and alignment to their neighbouring structures.",
                                "findings": [
                                    {
                                        "id": "support-dependent-ocular-state",
                                        "name": "Support-dependent ocular state",
                                        "description": "Record how lid closure, tear coverage and positioning affect this eye while keeping their generating structures separately identifiable.",
                                        "questions": [
                                            {
                                                "text": "What lid closure, tear coverage, movement or alignment observations affect this eye's exposure or use?",
                                                "kind": "measurement",
                                                "id": "support-dependent-ocular-state-q01"
                                            },
                                            {
                                                "text": "Which findings belong to this eye and which require linked eyelid, lacrimal, muscle, orbital or neural records?",
                                                "kind": "boundary",
                                                "id": "support-dependent-ocular-state-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "ocular-change-and-assessment",
                        "name": "Ocular change and assessment",
                        "description": "Connects ocular history, symptoms and interventions to observed change and appropriate assessment.",
                        "rationale": "A useful eye model must distinguish longstanding features from new changes and support action without inventing diagnoses.",
                        "layers": [
                            {
                                "id": "development-and-intervention-history",
                                "name": "Development and intervention history",
                                "description": "Records developmental features, injuries, procedures and other events that explain current anatomy or function.",
                                "findings": [
                                    {
                                        "id": "baseline-and-acquired-change",
                                        "name": "Baseline and acquired change",
                                        "description": "Distinguish documented baseline variation from acquired change and retain evidence linking interventions to the correct eye.",
                                        "questions": [
                                            {
                                                "text": "Which features are documented as developmental or longstanding, and which appeared after injury, disease or intervention?",
                                                "kind": "provenance",
                                                "id": "baseline-and-acquired-change-q01"
                                            },
                                            {
                                                "text": "Are before-and-after measurements comparable in method, correction and testing conditions?",
                                                "kind": "measurement",
                                                "id": "baseline-and-acquired-change-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "symptoms-and-next-assessment",
                                "name": "Symptoms and next assessment",
                                "description": "Links reported ocular changes to examination evidence and a governed assessment workflow.",
                                "findings": [
                                    {
                                        "id": "reported-change-and-action-boundary",
                                        "name": "Reported change and action boundary",
                                        "description": "Record symptom onset and progression, distinguish reported experience from observed signs, and obtain action guidance from an applicable clinical protocol.",
                                        "questions": [
                                            {
                                                "text": "When did reported pain, visual change, flashes, floaters, redness or injury begin, which eye is affected, and how has it progressed?",
                                                "kind": "measurement",
                                                "id": "reported-change-and-action-boundary-q01"
                                            },
                                            {
                                                "text": "Under the applicable clinical protocol, what professional assessment is indicated by the reported change, and what missing information affects that decision?",
                                                "kind": "action",
                                                "id": "reported-change-and-action-boundary-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": [
                                            "The intended sense is the anatomical organ, primarily the eyeball; it is not an organism or taxon.",
                                            "This description is recalled knowledge, not source-verified research; identifier accessions and applicable standards editions require checking.",
                                            "Measurement ranges are approximate descriptive values, not diagnostic thresholds; refractive states and iris colours are overlapping attributes rather than separate anatomical kinds."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-confidence-notes-q01",
                                                "text": "Which of these check these first hold for the sense of human eye this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-identifiers",
                                        "name": "Identifiers and schemes",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "scheme": "Foundational Model of Anatomy (FMA)",
                                                "value_or_pattern": "FMA identifier with a numeric accession",
                                                "note": "Identifies anatomical structures; the specific accession for the eyeball should be checked."
                                            },
                                            {
                                                "scheme": "SNOMED CT",
                                                "value_or_pattern": "Numeric concept identifier",
                                                "note": "Distinguishes anatomical eye structures from eye disorders and procedures; the exact anatomical concept should be checked."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-identifiers-q01",
                                                "text": "Which of these identifiers and schemes hold for the sense of human eye this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-standards-and-regulation",
                                        "name": "Standards and regulation",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Terminologia Anatomica, maintained by the Federative International Programme for Anatomical Terminology, standardizes anatomical names.",
                                            "ISO 15004-2, issued by the International Organization for Standardization, addresses light hazard protection for ophthalmic instruments.",
                                            "IEC 60825-1, issued by the International Electrotechnical Commission, specifies laser product classification and safety requirements relevant to ocular exposure."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-standards-and-regulation-q01",
                                                "text": "Which of these standards and regulation hold for the sense of human eye 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": [
                                            "Supports perception of spatial detail, colour, movement and contrast.",
                                            "Provides overlapping views that support binocular depth perception.",
                                            "Contributes visual information to navigation, balance and coordination of movement.",
                                            "Supplies retinal light signals involved in circadian entrainment and the pupillary light reflex."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of human eye 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": "Adult eyeball axial length",
                                                "typical_range": "Approximately 22-25 in many adult eyes; varies with refractive state",
                                                "unit": "mm"
                                            },
                                            {
                                                "quantity": "Pupil diameter",
                                                "typical_range": "Approximately 2-8, depending on illumination, age and physiological state",
                                                "unit": "mm"
                                            },
                                            {
                                                "quantity": "Wavelengths supporting human vision",
                                                "typical_range": "Approximately 380-750, with sensitivity declining toward the limits",
                                                "unit": "nm"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of human eye 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": [
                                            "Refractive errors prevent light from forming a sharply focused retinal image.",
                                            "Cataract reduces lens transparency and degrades vision.",
                                            "Glaucoma damages the optic nerve and can cause irreversible visual loss.",
                                            "Retinal degeneration or detachment disrupts light detection and retinal signalling.",
                                            "Trauma, chemical exposure, infection and sufficiently intense optical radiation can damage ocular tissues."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of human eye 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": [
                                            "The basic anatomical organization is shared across human populations; iris pigmentation and the prevalence of some ocular conditions vary among populations."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-regional-variation-q01",
                                                "text": "Which of these regional variation hold for the sense of human eye 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": "Eye",
                                                "difference": "The broader category includes visual organs in other animals; human eye specifies the organ in Homo sapiens."
                                            },
                                            {
                                                "name": "Visual system",
                                                "difference": "Includes the eyes, neural pathways and brain regions responsible for visual processing."
                                            },
                                            {
                                                "name": "Orbit",
                                                "difference": "The bony socket containing the eyeball and associated tissues, rather than the sensory organ itself."
                                            },
                                            {
                                                "name": "Ocular adnexa",
                                                "difference": "Supporting structures such as eyelids and the lacrimal apparatus, distinguished from the eyeball."
                                            },
                                            {
                                                "name": "Retina",
                                                "difference": "The neural tissue lining the inner posterior eye, rather than the whole organ."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of human eye this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does the existing Vercy catalogue already contain an eye or human ocular-organ model that should be reused for vr.tr.human-eye?",
                "Which anatomical reference should define the model's exact boundary at the conjunctiva, optic nerve head and optic nerve?",
                "Which ophthalmic terminology and measurement conventions should standardise tissue locations, refraction, acuity and visual-field results?",
                "Which age-dependent reference sources and test conditions are required before interpreting measurements as expected or atypical?",
                "Which jurisdiction-specific clinical protocols should govern assessment urgency and agent action for newly reported ocular symptoms or injury?"
            ],
            "statistics": {
                "bundles": 6,
                "layers": 11,
                "findings": 18,
                "questions": 28
            }
        },
        "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 human eye, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to recognise a human eye, record its anatomy and visual function, assess documented changes, and identify appropriate observation or professional assessment.",
            "characteristics": {
                "substance": "material",
                "origin": "manufactured",
                "agency": "inert",
                "mobility": "varies"
            },
            "whatYouCanDoWithIt": [
                "observed and measured"
            ],
            "distinguishingFeatures": [
                "Names folded into this entry, which a task may need to split apart again: Asian eyes, right eye, left eye.",
                "3 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 69 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 human eye, 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": [
                {
                    "relation": "covers",
                    "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.",
                    "targets": [
                        "Asian eyes",
                        "right eye",
                        "left eye"
                    ]
                }
            ],
            "standing": "Described in 69 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 3 finer distinctions are held inside this entry as names rather than as separate models.",
            "structure": {
                "bundles": [
                    {
                        "id": "identity-and-classification",
                        "name": "Identity, naming and classification",
                        "description": "How an agent tells one human eye from another, and a human eye 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 human eye, 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 human eye, 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 human eye 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 human eye, 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 human eye, 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 human eye 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 human eye 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 human eye, 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 human eye, 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 human eye 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 human eye from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a human eye, 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 human eye, 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 human eye 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 human eye 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 human eye, 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 human eye, 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 human eye 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 human eye is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a human eye, 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 human eye, 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 human eye 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 human eye is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a human eye, 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 human eye, 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 human eye 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 human eye 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 human eye is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a human eye, 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 human eye, 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 human eye 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 human eye 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 human eye, 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 human eye, 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 human eye 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 human eye 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 human eye between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a human eye, 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 human eye, 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 human eye 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 human eye, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a human eye 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 human eye, 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 human eye, 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 human eye 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 human eye 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 human eye 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 human eye, 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 human eye 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 human eye 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 human eye 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 human eye 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 human eye 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 human eye, 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 human eye 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 human eye and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a human eye, 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 human eye, 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 human eye 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 human eye is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a human eye, 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 human eye, 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 human eye 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
            }
        }
    }
}