{
    "model": {
        "rank": 5712,
        "code": "thing-q208320",
        "model_id": "vr.tr.gong",
        "name": "gong",
        "purpose": "Enable an AI agent to recognise a gong, assess its sounding body and readiness for use, and select actions compatible with its construction, condition and intended role.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.OBJ",
        "industry": "",
        "version": "",
        "url": "/models/thing/q208320/",
        "tier": 2,
        "score": 65,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "Lau",
                "shōko",
                "luo",
                "daluo",
                "kei",
                "pahū pounamu",
                "Shenbo",
                "kulintang",
                "kong mong",
                "darkhuang",
                "Tawak",
                "umpan",
                "individual gong",
                "set of gongs",
                "gungsa",
                "Tetawak",
                "sounding stone"
            ],
            "aliasCount": 17,
            "merged": 17,
            "knownIn": 65,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": "vr.tr.gong",
            "source": {
                "dataset": "wikidata",
                "item": "Q208320",
                "url": "https://www.wikidata.org/wiki/Q208320",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T09:05:37Z",
                "providers": [
                    "Codex"
                ],
                "missingProviders": [
                    "Grok"
                ],
                "pass": 2,
                "cost": {
                    "grok": {
                        "usd": null,
                        "turns": null,
                        "seconds": 7.1,
                        "error": "Error: Internal error: {\n  \"message\": \"API error (status 402 Payment Required): Grok Build usage balance exhausted\",\n  \"http_status\": 402\n}",
                        "retried": true
                    },
                    "codex": {
                        "seconds": 86.7,
                        "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: 01a07b1c-5ae1-7a03-92bb-550142444eb2\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: gong\nRegistry id: vr.tr.gong\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\nA Vercy model s"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q208320",
                "registryId": "vr.tr.gong",
                "name": "gong",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.OBJ"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q208320/",
            "model": {
                "registry_id": "vr.tr.gong",
                "name": "gong",
                "purpose": "Enable an AI agent to recognise a gong, assess its sounding body and readiness for use, and select actions compatible with its construction, condition and intended role.",
                "definition": "",
                "scope_statement": "This model owns an individual gong as a physical struck sound-producing object, including its sounding body, acoustic behaviour, suspension or support interfaces, condition and constraints on handling and sounding.",
                "in_scope": [
                    "The gong's sounding body, profile, material and identifying features",
                    "Its intended striking regions and compatible striking implements",
                    "Its suspension or support interfaces and installed clearance",
                    "Its acoustic response under recorded sounding conditions",
                    "Damage, alterations and restrictions affecting handling or sounding"
                ],
                "out_of_scope": [
                    "The construction and maintenance of a separate stand or mounting structure",
                    "Mallets and beaters as independently managed objects",
                    "Musical compositions, performance notation and ensemble coordination",
                    "Ceremonies, traditions and cultural permissions beyond their constraints on this gong",
                    "Electronic gong simulations and recordings",
                    "Room acoustics and venue-wide sound management"
                ],
                "distinguishing_features": [
                    "Confirm that the object itself is a vibrating sounding body intended to produce sound when struck; a gong-shaped decoration or electronic playback device does not meet this test.",
                    "Inspect for a plate-like or shallow bowl-like body, with or without a central boss, rather than relying on the name alone to distinguish it from a deeper bell.",
                    "Check whether its intended use involves striking a supported or suspended body with a separate implement; paired plates intended primarily to clash together suggest cymbals, although playing method alone is not decisive.",
                    "Distinguish a bowl-form gong from a singing bowl using documented identification, support arrangement and intended excitation methods together; ambiguous cases require an explicit boundary decision."
                ],
                "characteristics": [
                    {
                        "name": "Sounding-body profile",
                        "kind": "category",
                        "unit_or_values": "Flat, shallow-curved, bossed, other documented profile, unknown; record rim form separately",
                        "why_it_matters": "Helps recognise the gong and locate regions whose support, contact or damage may affect its response."
                    },
                    {
                        "name": "Body dimensions and mass",
                        "kind": "measurement",
                        "unit_or_values": "Diameter or principal spans in mm; depth and thickness at specified locations in mm; mass in kg",
                        "why_it_matters": "Supports identification, mounting compatibility and handling decisions without assuming uniform thickness."
                    },
                    {
                        "name": "Material identification",
                        "kind": "category",
                        "unit_or_values": "Documented or tested material or alloy, with identification method and confidence; unknown allowed",
                        "why_it_matters": "Informs interpretation of condition and treatment options; appearance alone may not establish composition."
                    },
                    {
                        "name": "Suspension and support configuration",
                        "kind": "relation",
                        "unit_or_values": "Attachment points, cords or fittings, orientation and linked support",
                        "why_it_matters": "Determines whether the gong is securely carried and free to vibrate as intended."
                    },
                    {
                        "name": "Striking-region guidance",
                        "kind": "category",
                        "unit_or_values": "Documented preferred, permitted and prohibited regions; unknown",
                        "why_it_matters": "Makes sounding decisions specific to this gong rather than assuming every surface is suitable."
                    },
                    {
                        "name": "Compatible beater",
                        "kind": "relation",
                        "unit_or_values": "Linked beater or documented head material, hardness, size and mass constraints",
                        "why_it_matters": "Connects the desired response and damage constraints to an actual striking implement."
                    },
                    {
                        "name": "Acoustic response",
                        "kind": "measurement",
                        "unit_or_values": "Prominent frequencies in Hz, decay time in s and sound level in dB with weighting, distance and test conditions stated",
                        "why_it_matters": "Allows meaningful comparison of sound across inspections and playing conditions."
                    },
                    {
                        "name": "Pitch role",
                        "kind": "category",
                        "unit_or_values": "Specified pitch target, relative ensemble pitch, no fixed pitch requirement, unknown",
                        "why_it_matters": "Prevents treating every gong as either a precisely tuned note or an entirely unpitched instrument."
                    },
                    {
                        "name": "Body and attachment condition",
                        "kind": "state",
                        "unit_or_values": "Located observations of cracks, deformation, surface change, attachment wear and repairs, with date and severity assessment",
                        "why_it_matters": "Supports decisions about sounding, suspension, transport and specialist inspection."
                    },
                    {
                        "name": "Use restrictions",
                        "kind": "state",
                        "unit_or_values": "Permitted actions and conditions, restricted actions, authority and unresolved permissions",
                        "why_it_matters": "Distinguishes physical capability from authorisation to strike, move, clean or alter this gong."
                    }
                ],
                "affordances": [
                    "Identify and compare a gong using its profile, markings, dimensions and documented identity.",
                    "Select a compatible beater and permitted striking region for an intended response.",
                    "Suspend or support the gong with suitable attachments and vibration clearance.",
                    "Sound and, where permitted, damp the gong under controlled conditions.",
                    "Inspect changes in body condition and acoustic response to decide whether use should continue.",
                    "Prepare the gong for handling or transport while protecting its body and attachment points."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "gong-identity-and-form",
                        "name": "Gong identity and form",
                        "description": "Establish what this gong is and which physical features support that identification.",
                        "rationale": "Gong names and neighbouring instrument categories can overlap, so recognition must combine documented identity with observed construction.",
                        "layers": [
                            {
                                "id": "identity-and-boundaries",
                                "name": "Identity and boundaries",
                                "description": "Locate the individual object within the gong category without forcing uncertain subtype labels.",
                                "findings": [
                                    {
                                        "id": "gong-identification",
                                        "name": "Gong identification",
                                        "description": "Record the evidence for identifying this object as a gong and any unresolved overlap with bells, cymbals or singing bowls.",
                                        "questions": [
                                            {
                                                "text": "What physical features and intended sounding method support identifying this object as a gong?",
                                                "kind": "definition",
                                                "id": "gong-identification-q01"
                                            },
                                            {
                                                "text": "Which maker, collection or practitioner records establish its name and subtype?",
                                                "kind": "provenance",
                                                "id": "gong-identification-q02"
                                            },
                                            {
                                                "text": "Does its form or use leave a boundary with a bell, cymbal or singing bowl unresolved?",
                                                "kind": "boundary",
                                                "id": "gong-identification-q03"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "body-construction",
                                "name": "Body construction",
                                "description": "Describe the sounding body's geometry, material and visible construction evidence.",
                                "findings": [
                                    {
                                        "id": "profile-and-material",
                                        "name": "Profile and material",
                                        "description": "Capture dimensions, boss and rim geometry, thickness variation and the basis of material identification.",
                                        "questions": [
                                            {
                                                "text": "What are the body's principal dimensions, mass, boss height if present, rim profile and measured thickness locations?",
                                                "kind": "measurement",
                                                "id": "profile-and-material-q01"
                                            },
                                            {
                                                "text": "What evidence establishes the material and manufacturing method, and which aspects remain unknown?",
                                                "kind": "provenance",
                                                "id": "profile-and-material-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "striking-and-acoustic-response",
                        "name": "Striking and acoustic response",
                        "description": "Connect how the gong is excited with the sound it produces.",
                        "rationale": "A useful gong model must distinguish intended response from a response changed by beater choice, strike position, mounting or condition.",
                        "layers": [
                            {
                                "id": "excitation-and-damping",
                                "name": "Excitation and damping",
                                "description": "Establish suitable contact methods for starting and stopping vibration.",
                                "findings": [
                                    {
                                        "id": "permitted-contact-methods",
                                        "name": "Permitted contact methods",
                                        "description": "Record supported striking and damping techniques without assuming that all gong-playing techniques suit this object.",
                                        "questions": [
                                            {
                                                "text": "Which striking regions and beater properties are recommended or prohibited for this gong, and by whom?",
                                                "kind": "action",
                                                "id": "permitted-contact-methods-q01"
                                            },
                                            {
                                                "text": "What damping method, if any, is permitted, and which surfaces may be contacted?",
                                                "kind": "action",
                                                "id": "permitted-contact-methods-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "response-and-pitch",
                                "name": "Response and pitch",
                                "description": "Describe the gong's sound relative to a reproducible test and its intended musical or signalling role.",
                                "findings": [
                                    {
                                        "id": "acoustic-baseline",
                                        "name": "Acoustic baseline",
                                        "description": "Record expected pitch behaviour, attack, sustained sound and decay with enough context to interpret later changes.",
                                        "questions": [
                                            {
                                                "text": "Does this gong have a specified pitch target, a relative pitch role or no fixed pitch requirement?",
                                                "kind": "definition",
                                                "id": "acoustic-baseline-q01"
                                            },
                                            {
                                                "text": "What frequencies, decay behaviour and sound levels are observed with the beater, strike position, excitation method, mounting and microphone position recorded?",
                                                "kind": "measurement",
                                                "id": "acoustic-baseline-q02"
                                            },
                                            {
                                                "text": "Which audible changes would justify inspecting the body or mounting before further sounding?",
                                                "kind": "action",
                                                "id": "acoustic-baseline-q03"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "support-and-playing-space",
                        "name": "Support and playing space",
                        "description": "Model the interfaces that carry the gong and the space required for sounding it.",
                        "rationale": "The support must carry the gong while allowing its intended vibration and any movement produced by striking.",
                        "layers": [
                            {
                                "id": "load-bearing-interfaces",
                                "name": "Load-bearing interfaces",
                                "description": "Identify how the gong's weight reaches its support and where attachment condition matters.",
                                "findings": [
                                    {
                                        "id": "suspension-or-resting-support",
                                        "name": "Suspension or resting support",
                                        "description": "Record suspension holes, loops or resting contacts and their compatibility with the current installation.",
                                        "questions": [
                                            {
                                                "text": "Which points are intended to carry this gong, and what evidence supports the installed orientation and attachment arrangement?",
                                                "kind": "provenance",
                                                "id": "suspension-or-resting-support-q01"
                                            },
                                            {
                                                "text": "Are the gong's attachment points and contacting cords or fittings free from damage or wear that would require unloading it?",
                                                "kind": "action",
                                                "id": "suspension-or-resting-support-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "clearance-and-contact",
                                "name": "Clearance and contact",
                                "description": "Assess unintended contact and available space during playing.",
                                "findings": [
                                    {
                                        "id": "free-sounding-envelope",
                                        "name": "Free-sounding envelope",
                                        "description": "Describe clearance for the body, its movement and the player's beater path.",
                                        "questions": [
                                            {
                                                "text": "What clearances exist between the gong and its frame, floor and nearby objects at rest and during intended use?",
                                                "kind": "measurement",
                                                "id": "free-sounding-envelope-q01"
                                            },
                                            {
                                                "text": "Which unintended contacts could cause rattling, damping or collision, and what adjustment would remove them?",
                                                "kind": "action",
                                                "id": "free-sounding-envelope-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "condition-and-use-decisions",
                        "name": "Condition and use decisions",
                        "description": "Connect observed condition and object-specific restrictions to sounding, care and movement decisions.",
                        "rationale": "A gong can remain recognisable while damage, repairs or custodial restrictions make particular actions unsuitable.",
                        "layers": [
                            {
                                "id": "body-integrity-and-change",
                                "name": "Body integrity and change",
                                "description": "Track changes in the sounding body and distinguish observations from diagnoses.",
                                "findings": [
                                    {
                                        "id": "damage-and-alteration",
                                        "name": "Damage and alteration",
                                        "description": "Locate cracks, dents, deformation, surface changes and repairs, relating them to earlier records where available.",
                                        "questions": [
                                            {
                                                "text": "Where are cracks, deformation, surface changes or repairs, and how have their measured extent and appearance changed?",
                                                "kind": "measurement",
                                                "id": "damage-and-alteration-q01"
                                            },
                                            {
                                                "text": "Which marks are documented manufacturing or tuning features, and which remain unexplained?",
                                                "kind": "provenance",
                                                "id": "damage-and-alteration-q02"
                                            },
                                            {
                                                "text": "Which observations require suspending sounding or obtaining specialist assessment before moving or treating the gong?",
                                                "kind": "action",
                                                "id": "damage-and-alteration-q03"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "handling-care-and-permission",
                                "name": "Handling, care and permission",
                                "description": "Establish the actions allowed for this gong and the conditions under which they may proceed.",
                                "findings": [
                                    {
                                        "id": "action-readiness",
                                        "name": "Action readiness",
                                        "description": "Combine care instructions, handling requirements, acoustic conditions and custodial permissions into explicit action constraints.",
                                        "questions": [
                                            {
                                                "text": "What documented handling, packing and cleaning methods protect this gong's profile, surface and attachment points?",
                                                "kind": "action",
                                                "id": "action-readiness-q01"
                                            },
                                            {
                                                "text": "Who may authorise sounding, relocation, cleaning or alteration, and what object-specific restrictions apply?",
                                                "kind": "provenance",
                                                "id": "action-readiness-q02"
                                            },
                                            {
                                                "text": "Before sounding, what conditions must be met for mounting security, nearby people and permitted sound exposure?",
                                                "kind": "action",
                                                "id": "action-readiness-q03"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does the registry intend gong to include bowl-form and friction-excited instruments, and how should overlap with singing bowls be resolved?",
                "Which documented subtype vocabulary can represent different gong traditions without treating regional names as interchangeable?",
                "What evidence is sufficient to establish an acoustic baseline when the gong has no maker specification or known undamaged recording?",
                "Which damage observations and attachment conditions warrant stopping use for each construction type, and which require specialist judgement?",
                "How should custodial and ceremonial restrictions be recorded when published descriptions do not establish permission to sound or alter the individual gong?"
            ],
            "statistics": {
                "bundles": 4,
                "layers": 8,
                "findings": 8,
                "questions": 20
            }
        },
        "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 gong, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to recognise a gong, assess its sounding body and readiness for use, and select actions compatible with its construction, condition and intended role.",
            "characteristics": {
                "substance": "material",
                "origin": "manufactured",
                "agency": "inert",
                "mobility": "varies"
            },
            "whatYouCanDoWithIt": [
                "observed and measured"
            ],
            "distinguishingFeatures": [
                "Names folded into this entry, which a task may need to split apart again: Lau, shōko, luo, daluo, kei, pahū pounamu, Shenbo, kulintang, kong mong, darkhuang, Tawak, umpan.",
                "17 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 65 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 gong, and on what evidence are they told apart?"
            ],
            "whatItIsMadeOf": "matter you can touch",
            "physicalCharacter": [
                "Mobility varies between examples.",
                "Does nothing on its own; everything it does, something else did to it.",
                "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing."
            ],
            "whatCanBeDoneWithIt": [
                "observe it, measure it, record its state"
            ],
            "howItIsRecognised": [
                "Recognised by form, by the arrangement of its controls, and by markings - a plate, a model number, a certification mark. Form alone rarely separates two models that do very different things."
            ],
            "relatedModels": [
                {
                    "relation": "covers",
                    "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.",
                    "targets": [
                        "Lau",
                        "shōko",
                        "luo",
                        "daluo",
                        "kei",
                        "pahū pounamu",
                        "Shenbo",
                        "kulintang",
                        "kong mong",
                        "darkhuang",
                        "Tawak",
                        "umpan"
                    ]
                }
            ],
            "standing": "Described in 65 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 17 finer distinctions are held inside this entry as names rather than as separate models.",
            "structure": {
                "bundles": [
                    {
                        "id": "identity-and-classification",
                        "name": "Identity, naming and classification",
                        "description": "How an agent tells one gong from another, and a gong 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 gong, 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 gong, 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 gong 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 gong, 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 gong, 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 gong 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 gong 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 gong, 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 gong, 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 gong 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 gong from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a gong, 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 gong, 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 gong 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 gong 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 gong, 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 gong, 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 gong 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 gong is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a gong, 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 gong, 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 gong 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 gong is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a gong, 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 gong, 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 gong 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 gong 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 gong is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a gong, 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 gong, 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 gong 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 gong 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 gong, 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 gong, 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 gong 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 gong 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 gong between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a gong, 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 gong, 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 gong 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 gong, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a gong 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 gong, 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 gong, 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 gong 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 gong 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 gong 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 gong, 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 gong 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 gong 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 gong 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 gong 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 gong 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 gong, 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 gong 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 gong and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a gong, 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 gong, 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 gong 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 gong is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a gong, 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 gong, 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 gong 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
            }
        }
    }
}