{
    "model": {
        "rank": 3145,
        "code": "thing-q9621",
        "model_id": "vr.tr.human-skeleton",
        "name": "human skeleton",
        "purpose": "Enable an AI agent to recognise a human skeleton, record its composition and condition, and determine which assessments, handling or interventions its context permits.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.OBJ",
        "industry": "",
        "version": "",
        "url": "/models/thing/q9621/",
        "tier": 2,
        "score": 90,
        "payload": {
            "layer": "wikidata",
            "aliases": [],
            "aliasCount": 0,
            "merged": 0,
            "knownIn": 90,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q9621",
                "url": "https://www.wikidata.org/wiki/Q9621",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T15:02:54Z",
                "providers": [
                    "Codex",
                    "Grok"
                ],
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "usd": 0.00541042,
                        "turns": 1,
                        "seconds": 17.7,
                        "error": null
                    },
                    "codex": {
                        "seconds": 83.6,
                        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.3\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: 01a07c63-8058-7512-86e8-996713f86df5\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: human skeleton\nRegistry id: vr.tr.human-skeleton\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: (no"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q9621",
                "registryId": "vr.tr.human-skeleton",
                "name": "human skeleton",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.OBJ"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q9621/",
            "model": {
                "registry_id": "vr.tr.human-skeleton",
                "name": "human skeleton",
                "purpose": "Enable an AI agent to recognise a human skeleton, record its composition and condition, and determine which assessments, handling or interventions its context permits.",
                "definition": "The human skeleton is the living, mineralized connective-tissue organ system of an adult Homo sapiens, comprising typically 206 named bones plus associated cartilage and joints, that provides structural support, protection of viscera, mineral storage, haematopoiesis, and the lever system for locomotion.",
                "scope_statement": "This model owns the human skeletal system as an anatomical whole or an explicitly bounded partial representation, including its bones, skeletal cartilage, anatomical relationships and skeletal condition in living, deceased or recovered contexts.",
                "in_scope": [
                    "Evidence supporting identification as human skeletal material",
                    "Present, absent, duplicated and unassessed skeletal elements",
                    "Axial and appendicular organisation, laterality and articulation",
                    "Skeletal development, structural integrity and observed alteration",
                    "Association of elements with an individual and their recovery or clinical context",
                    "Constraints on skeletal assessment, sampling, handling and intervention"
                ],
                "out_of_scope": [
                    "Whole-person identity, biography and demographic records",
                    "Muscle, tendon and ligament systems beyond their relationships to skeletal structures",
                    "Disease models, diagnostic criteria and treatment protocols",
                    "Implant design, manufacture and maintenance",
                    "Archaeological site reconstruction and forensic case management",
                    "Manufactured anatomical replicas and digital representations as independent artifacts"
                ],
                "distinguishing_features": [
                    "Assess whether observed material is biological skeletal tissue rather than a cast, printed replica or image; record the evidence and unresolved ambiguity.",
                    "Assess human attribution from documented anatomical evidence or specialist analysis rather than assuming that a broadly humanlike arrangement establishes species.",
                    "Distinguish one individual's complete or partial skeleton from commingled material by checking element association, duplication and incompatible anatomical observations.",
                    "Distinguish a skeletal whole from an isolated bone record by requiring an explicit whole-to-part relationship and an inventory boundary.",
                    "Distinguish native skeletal elements from prostheses, mounting hardware and reconstruction material even when they occupy an anatomical position."
                ],
                "characteristics": [
                    {
                        "name": "Observation context",
                        "kind": "category",
                        "unit_or_values": "living in situ | deceased in situ | recovered articulated | recovered disarticulated | mixed | unknown",
                        "why_it_matters": "Determines which observations and actions are meaningful and permissible."
                    },
                    {
                        "name": "Human attribution",
                        "kind": "state",
                        "unit_or_values": "supported | provisional | unresolved | contradicted, with evidence and assessor",
                        "why_it_matters": "Prevents uncertain skeletal material from being treated as conclusively human."
                    },
                    {
                        "name": "Element inventory",
                        "kind": "state",
                        "unit_or_values": "Per named element and side: present | partly present | absent | not assessed | indeterminate",
                        "why_it_matters": "Separates observed incompleteness from gaps in access or examination."
                    },
                    {
                        "name": "Element association",
                        "kind": "relation",
                        "unit_or_values": "Element-to-individual and fragment-to-element attribution, with basis and uncertainty",
                        "why_it_matters": "Prevents combining unrelated remains into an apparent individual skeleton."
                    },
                    {
                        "name": "Articulation status",
                        "kind": "state",
                        "unit_or_values": "Per anatomical connection: articulated | disarticulated | displaced | reconstructed | not assessed",
                        "why_it_matters": "Records whether anatomical relationships are observed, disrupted or restored."
                    },
                    {
                        "name": "Skeletal development",
                        "kind": "state",
                        "unit_or_values": "Site-specific ossification and fusion observations, with method and uncertainty",
                        "why_it_matters": "Allows developmental features to be interpreted without imposing adult expectations."
                    },
                    {
                        "name": "Element dimensions",
                        "kind": "measurement",
                        "unit_or_values": "mm, with anatomical landmarks, side, method and uncertainty",
                        "why_it_matters": "Supports reproducible assessment of size, asymmetry and fragment association."
                    },
                    {
                        "name": "Structural alteration",
                        "kind": "state",
                        "unit_or_values": "Location, morphology, extent and observed healing or repair features; interpretation recorded separately",
                        "why_it_matters": "Supports condition assessment without presenting an inferred cause as an observation."
                    },
                    {
                        "name": "Skeletal intervention constraints",
                        "kind": "relation",
                        "unit_or_values": "Proposed action linked to relevant consent, authority, restrictions and responsible decision-maker",
                        "why_it_matters": "Connects sampling, examination or intervention to the specific context of the skeleton."
                    }
                ],
                "affordances": [
                    "Build an anatomically organised inventory with explicit gaps and uncertain identifications.",
                    "Compare skeletal observations across examinations while retaining anatomical location and method.",
                    "Assess whether element associations and reconstructed articulations are supported by evidence.",
                    "Flag structural abnormalities or uncertain human attribution for qualified assessment.",
                    "Determine whether a proposed skeletal examination, movement, sampling or intervention has the necessary authority.",
                    "Identify fragile elements and anatomical connections requiring protection during authorised handling."
                ]
            },
            "sources": [
                {
                    "id": "placeholder",
                    "title": "Research in progress",
                    "url": "",
                    "what_it_supports": "pending"
                }
            ],
            "structure": {
                "bundles": [
                    {
                        "id": "skeletal-identity-and-boundary",
                        "name": "Skeletal identity and boundary",
                        "description": "Establish what skeletal entity is being represented and why it belongs to this registered kind.",
                        "rationale": "Human attribution, biological material and individual association cannot be inferred from a humanlike arrangement alone.",
                        "layers": [
                            {
                                "id": "material-and-human-attribution",
                                "name": "Material and human attribution",
                                "description": "Separate material identification from attribution to a human.",
                                "findings": [
                                    {
                                        "id": "basis-of-skeletal-identification",
                                        "name": "Basis of skeletal identification",
                                        "description": "Record the observations supporting biological skeletal tissue and human attribution, including competing interpretations.",
                                        "questions": [
                                            {
                                                "text": "What observations distinguish the material from a replica, non-skeletal tissue or nonhuman skeletal material?",
                                                "kind": "definition",
                                                "id": "basis-of-skeletal-identification-q01"
                                            },
                                            {
                                                "text": "Who made the attribution, using which examination or analysis, and with what uncertainty?",
                                                "kind": "provenance",
                                                "id": "basis-of-skeletal-identification-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "individual-and-representation-boundary",
                                "name": "Individual and representation boundary",
                                "description": "Define whether the record concerns one skeleton, a partial skeleton or unresolved material.",
                                "findings": [
                                    {
                                        "id": "bounded-skeletal-whole",
                                        "name": "Bounded skeletal whole",
                                        "description": "State the intended anatomical whole and distinguish its material parts from evidence depicting them.",
                                        "questions": [
                                            {
                                                "text": "Does this record represent one individual's skeletal system, an associated subset or material whose individual association remains unresolved?",
                                                "kind": "boundary",
                                                "id": "bounded-skeletal-whole-q01"
                                            },
                                            {
                                                "text": "Which observations concern the skeleton directly, and which come from images, casts or reconstructions?",
                                                "kind": "provenance",
                                                "id": "bounded-skeletal-whole-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "anatomical-composition-and-development",
                        "name": "Anatomical composition and development",
                        "description": "Describe skeletal contents against an explicit anatomical and developmental frame.",
                        "rationale": "A fixed adult bone count cannot adequately express fragments, developmental differences, anatomical variants or unexamined regions.",
                        "layers": [
                            {
                                "id": "regional-element-inventory",
                                "name": "Regional element inventory",
                                "description": "Organise bones and relevant skeletal cartilage by region, element and side.",
                                "findings": [
                                    {
                                        "id": "presence-and-completeness",
                                        "name": "Presence and completeness",
                                        "description": "Record what is observed while separating absence, fragmentation and lack of assessment.",
                                        "questions": [
                                            {
                                                "text": "Which axial and appendicular elements, sides and identifiable fragments are present or unassessed?",
                                                "kind": "measurement",
                                                "id": "presence-and-completeness-q01"
                                            },
                                            {
                                                "text": "What anatomical and developmental reference defines completeness, and how are cartilage, fused elements and variants counted?",
                                                "kind": "definition",
                                                "id": "presence-and-completeness-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "development-and-variation",
                                "name": "Development and variation",
                                "description": "Capture site-specific maturation and anatomical variation before interpreting them.",
                                "findings": [
                                    {
                                        "id": "ossification-fusion-and-variants",
                                        "name": "Ossification, fusion and variants",
                                        "description": "Retain observed developmental features and variation separately from age estimates or abnormality labels.",
                                        "questions": [
                                            {
                                                "text": "Which sites were assessed for ossification or fusion, and what was observed at each?",
                                                "kind": "measurement",
                                                "id": "ossification-fusion-and-variants-q01"
                                            },
                                            {
                                                "text": "What evidence supports interpreting an unusual element or fusion pattern as developmental variation, acquired change or unresolved?",
                                                "kind": "boundary",
                                                "id": "ossification-fusion-and-variants-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "skeletal-relationships-and-geometry",
                        "name": "Skeletal relationships and geometry",
                        "description": "Represent how elements belong together and occupy anatomical relationships.",
                        "rationale": "Loose, displaced or mounted bones can suggest anatomical relationships that were never observed.",
                        "layers": [
                            {
                                "id": "element-association",
                                "name": "Element association",
                                "description": "Track evidence that fragments and bones belong to the same anatomical element or individual.",
                                "findings": [
                                    {
                                        "id": "association-and-commingling",
                                        "name": "Association and commingling",
                                        "description": "Preserve supported associations and contradictions without forcing a single-individual interpretation.",
                                        "questions": [
                                            {
                                                "text": "What recovery, anatomical, refitting or analytical evidence connects each element to the represented individual?",
                                                "kind": "provenance",
                                                "id": "association-and-commingling-q01"
                                            },
                                            {
                                                "text": "Do duplicated sided elements or incompatible observations leave any associations unresolved?",
                                                "kind": "boundary",
                                                "id": "association-and-commingling-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "articulation-and-alignment",
                                "name": "Articulation and alignment",
                                "description": "Record anatomical connections and geometry in their observed context.",
                                "findings": [
                                    {
                                        "id": "observed-versus-reconstructed-arrangement",
                                        "name": "Observed versus reconstructed arrangement",
                                        "description": "Distinguish native articulation and measured alignment from positioning introduced during imaging, recovery or mounting.",
                                        "questions": [
                                            {
                                                "text": "Which connections are articulated, displaced, disarticulated or reconstructed, and when was that status observed?",
                                                "kind": "measurement",
                                                "id": "observed-versus-reconstructed-arrangement-q01"
                                            },
                                            {
                                                "text": "Which posture, loading, imaging or mounting conditions affect interpretation of the recorded alignment?",
                                                "kind": "provenance",
                                                "id": "observed-versus-reconstructed-arrangement-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "skeletal-condition-and-change",
                        "name": "Skeletal condition and change",
                        "description": "Record skeletal integrity and alterations with anatomical precision and bounded interpretations.",
                        "rationale": "Development, disease, injury and changes after death may require different responses despite superficially similar observations.",
                        "layers": [
                            {
                                "id": "local-structural-condition",
                                "name": "Local structural condition",
                                "description": "Locate and describe discontinuities, deformation and tissue alteration.",
                                "findings": [
                                    {
                                        "id": "integrity-and-alteration-observations",
                                        "name": "Integrity and alteration observations",
                                        "description": "Record observable features before assigning diagnostic or causal interpretations.",
                                        "questions": [
                                            {
                                                "text": "Where are fractures, surface changes, deformation or tissue loss observed, and what are their extent and examination method?",
                                                "kind": "measurement",
                                                "id": "integrity-and-alteration-observations-q01"
                                            },
                                            {
                                                "text": "Which observations support a structural concern requiring qualified assessment before loading, movement or handling?",
                                                "kind": "action",
                                                "id": "integrity-and-alteration-observations-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "timing-and-change-interpretation",
                                "name": "Timing and change interpretation",
                                "description": "Separate observed change from uncertain timing and cause.",
                                "findings": [
                                    {
                                        "id": "healing-damage-and-observation-history",
                                        "name": "Healing, damage and observation history",
                                        "description": "Connect healing features, preservation changes and repeated examinations without treating appearance alone as definitive timing evidence.",
                                        "questions": [
                                            {
                                                "text": "What evidence supports or limits interpretation of an alteration as occurring during life, around death or after death?",
                                                "kind": "provenance",
                                                "id": "healing-damage-and-observation-history-q01"
                                            },
                                            {
                                                "text": "What differences between examinations remain after accounting for method, coverage and positioning?",
                                                "kind": "measurement",
                                                "id": "healing-damage-and-observation-history-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "skeletal-custody-and-permitted-actions",
                        "name": "Skeletal custody and permitted actions",
                        "description": "Connect the skeleton's context and vulnerabilities to specific proposed actions.",
                        "rationale": "Examining a living skeletal system, moving recovered remains and removing a bone sample require different authority and safeguards.",
                        "layers": [
                            {
                                "id": "context-and-authority",
                                "name": "Context and authority",
                                "description": "Identify responsibility and applicable restrictions for the represented skeleton.",
                                "findings": [
                                    {
                                        "id": "authority-for-skeletal-use",
                                        "name": "Authority for skeletal use",
                                        "description": "Record the documented basis for examination, retention, teaching, display or intervention as applicable.",
                                        "questions": [
                                            {
                                                "text": "What clinical, recovery, donation or custodial history establishes the current context and responsible decision-maker?",
                                                "kind": "provenance",
                                                "id": "authority-for-skeletal-use-q01"
                                            },
                                            {
                                                "text": "What documented consent, authority or restrictions apply to the specific proposed use of this skeleton?",
                                                "kind": "action",
                                                "id": "authority-for-skeletal-use-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "handling-sampling-and-intervention",
                                "name": "Handling, sampling and intervention",
                                "description": "Assess proposed actions against anatomical integrity, evidence preservation and authority.",
                                "findings": [
                                    {
                                        "id": "action-effects-and-prerequisites",
                                        "name": "Action effects and prerequisites",
                                        "description": "Make potential loss of skeletal material, anatomical relationships or future evidence explicit before action.",
                                        "questions": [
                                            {
                                                "text": "Which elements or articulations could be damaged or lose contextual evidence during the proposed movement, preparation or sampling?",
                                                "kind": "action",
                                                "id": "action-effects-and-prerequisites-q01"
                                            },
                                            {
                                                "text": "What authorisation, qualified assessment and pre-action documentation must be in place before proceeding?",
                                                "kind": "action",
                                                "id": "action-effects-and-prerequisites-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-kinds",
                                        "name": "Kinds and varieties",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "adult articulated skeleton (living)",
                                            "fetal and paediatric skeleton (ossification incomplete; typically >270 elements at birth)",
                                            "axial skeleton (skull, vertebral column, ribs, sternum)",
                                            "appendicular skeleton (girdles and limb bones)",
                                            "complete dry osteological collection specimen",
                                            "disarticulated teaching / forensic bone set",
                                            "pathological or trauma-altered skeleton",
                                            "cast, replica, or 3D-printed anatomical model"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of human skeleton this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does the registry intend this entry to cover both living skeletal systems and recovered human remains, or should context-specific models supplement this shared model?",
                "Which anatomical terminology and counting conventions should govern developing, fused, variant and fragmented elements?",
                "Should teeth be inventoried here as associated structures or exclusively through a linked dentition model?",
                "Which validated methods and evidence thresholds should support human attribution, individual association and developmental interpretation in each context?",
                "Which jurisdictional, institutional and community requirements must be linked to determine permitted actions involving human skeletal remains?"
            ],
            "statistics": {
                "bundles": 6,
                "layers": 11,
                "findings": 11,
                "questions": 21
            }
        },
        "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 skeleton, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to recognise a human skeleton, record its composition and condition, and determine which assessments, handling or interventions its context permits.",
            "characteristics": {
                "substance": "material",
                "origin": "manufactured",
                "agency": "inert",
                "mobility": "varies"
            },
            "whatYouCanDoWithIt": [
                "observed and measured"
            ],
            "distinguishingFeatures": [
                "Described in 90 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 skeleton, and on what evidence are they told apart?"
            ],
            "whatItIsMadeOf": "matter you can touch",
            "physicalCharacter": [
                "Mobility varies between examples.",
                "Does nothing on its own; everything it does, something else did to it.",
                "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing."
            ],
            "whatCanBeDoneWithIt": [
                "observe it, measure it, record its state"
            ],
            "howItIsRecognised": [
                "Recognised by form, by the arrangement of its controls, and by markings - a plate, a model number, a certification mark. Form alone rarely separates two models that do very different things."
            ],
            "relatedModels": [],
            "standing": "Described in 90 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is.",
            "structure": {
                "bundles": [
                    {
                        "id": "identity-and-classification",
                        "name": "Identity, naming and classification",
                        "description": "How an agent tells one human skeleton from another, and a human skeleton 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 skeleton, 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 skeleton, 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 skeleton 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 skeleton, 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 skeleton, 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 skeleton 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 skeleton 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 skeleton, 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 skeleton, 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 skeleton 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 skeleton from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a human skeleton, 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 skeleton, 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 skeleton 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 skeleton 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 skeleton, 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 skeleton, 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 skeleton 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 skeleton is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a human skeleton, 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 skeleton, 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 skeleton 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 skeleton is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a human skeleton, 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 skeleton, 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 skeleton 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 skeleton 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 skeleton is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a human skeleton, 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 skeleton, 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 skeleton 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 skeleton 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 skeleton, 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 skeleton, 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 skeleton 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 skeleton 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 skeleton between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a human skeleton, 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 skeleton, 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 skeleton 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 skeleton, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a human skeleton 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 skeleton, 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 skeleton, 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 skeleton 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 skeleton 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 skeleton 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 skeleton, 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 skeleton 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 skeleton 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 skeleton 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 skeleton 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 skeleton 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 skeleton, 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 skeleton 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 skeleton and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a human skeleton, 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 skeleton, 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 skeleton 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 skeleton is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a human skeleton, 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 skeleton, 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 skeleton 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
            }
        }
    }
}