{
    "model": {
        "rank": 2986,
        "code": "thing-q75687",
        "model_id": "vr.tr.mac",
        "name": "Mac",
        "purpose": "Enable an AI agent to recognise an individual Apple Mac computer, assess its usable state and determine which actions its configuration, condition and authorisations permit.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.OBJ",
        "industry": "",
        "version": "",
        "url": "/models/thing/q75687/",
        "tier": 2,
        "score": 93,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "Mac Studio",
                "Mac Pro",
                "iMac (Apple silicon)",
                "iMac (2023)",
                "iMac",
                "eMac",
                "iMac G5",
                "iMac G4",
                "iMac G3",
                "Intel-based iMac",
                "MacBook Neo",
                "Old World ROM",
                "MacBook",
                "Macintosh 68k",
                "Power Macintosh",
                "New World ROM",
                "Apple–Intel architecture",
                "Power Mac G4",
                "Power Macintosh 5000 series",
                "Power Mac G5",
                "Power Macintosh G3 in Blue and White"
            ],
            "aliasCount": 21,
            "merged": 24,
            "knownIn": 93,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q75687",
                "url": "https://www.wikidata.org/wiki/Q75687",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T14:05:43Z",
                "providers": [
                    "Codex",
                    "Grok"
                ],
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "usd": 0.01236308,
                        "turns": 1,
                        "seconds": 144.1,
                        "error": null
                    },
                    "codex": {
                        "seconds": 102.6,
                        "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: 01a07c2d-e488-7db0-8f67-c0739ebdc69c\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: Mac\nRegistry id: vr.tr.mac\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\nA Vercy model say"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q75687",
                "registryId": "vr.tr.mac",
                "name": "Mac",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.OBJ"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q75687/",
            "model": {
                "registry_id": "vr.tr.mac",
                "name": "Mac",
                "purpose": "Enable an AI agent to recognise an individual Apple Mac computer, assess its usable state and determine which actions its configuration, condition and authorisations permit.",
                "definition": "A Mac is a personal computer in Apple's Macintosh line: a closed hardware-software platform in which Apple-specified machines (portables and desktops) run macOS (historically Mac OS) rather than a single chassis or chip family.",
                "scope_statement": "Provisionally interprets Mac as an Apple Macintosh-family physical computer and owns the device-level identity, installed configuration, operational condition, access constraints and readiness for use or transfer; the registry meaning still needs confirmation.",
                "in_scope": [
                    "Evidence identifying the physical computer as a Mac and distinguishing its model from the individual unit",
                    "Installed processor architecture, memory, storage and device-integrated components",
                    "Boot environment, hardware condition and readiness for a specified workload",
                    "Device-level authentication, encryption, management and ownership restrictions",
                    "Compatibility and prerequisites for repair, recovery, upgrade and transfer"
                ],
                "out_of_scope": [
                    "Apple as an organisation and the Mac product portfolio as a commercial offering",
                    "macOS releases, applications and software licences as independently modelled things",
                    "User accounts, organisational identities and their broader permissions",
                    "Files, backups and cloud content as information assets",
                    "External displays, peripherals and networks as independently managed things",
                    "A raincoat called a mac or a network MAC address"
                ],
                "distinguishing_features": [
                    "Check hardware identity evidence against a Macintosh-family product identity; an Apple logo or macOS-like interface alone is insufficient.",
                    "Distinguish the physical computer from a macOS virtual machine or a non-Apple computer running macOS.",
                    "Separate the unit identifier from the model identifier: two Macs can share a model while having different histories and access restrictions.",
                    "Verify that the referent is the computer itself rather than its operating system, an attached Apple display or another Apple device."
                ],
                "characteristics": [
                    {
                        "name": "Mac identity evidence",
                        "kind": "relation",
                        "unit_or_values": "Observed hardware identifiers linked to supporting records, with confidence and discrepancies",
                        "why_it_matters": "Establishes what device is being assessed without treating appearance or an unverified label as proof."
                    },
                    {
                        "name": "Hardware model and form factor",
                        "kind": "category",
                        "unit_or_values": "Verified model identifier; notebook, integrated-display desktop, separate-display desktop or unresolved",
                        "why_it_matters": "Determines physical dependencies and which model-specific procedures must be checked."
                    },
                    {
                        "name": "Processor architecture",
                        "kind": "category",
                        "unit_or_values": "Apple silicon, Intel, legacy architecture or unknown; exact processor where verified",
                        "why_it_matters": "Constrains executable compatibility, boot options and applicable recovery procedures."
                    },
                    {
                        "name": "Installed memory",
                        "kind": "measurement",
                        "unit_or_values": "Bytes, with reported capacity and verified memory architecture",
                        "why_it_matters": "Helps judge workload fit and whether a proposed memory change is feasible."
                    },
                    {
                        "name": "Internal storage capacity and availability",
                        "kind": "measurement",
                        "unit_or_values": "Bytes total and available per observed device or volume, with observation time",
                        "why_it_matters": "Constrains installation, updates, workload execution and recovery preparation."
                    },
                    {
                        "name": "Boot environment",
                        "kind": "state",
                        "unit_or_values": "Selected startup system and version; bootable, recovery-only, failing, untested or unknown",
                        "why_it_matters": "Separates installed software from evidence that the Mac can actually start."
                    },
                    {
                        "name": "Power and thermal condition",
                        "kind": "state",
                        "unit_or_values": "Observed power source, stability and thermal symptoms; battery condition where applicable",
                        "why_it_matters": "Determines whether sustained operation or maintenance can proceed reliably."
                    },
                    {
                        "name": "Device access and control",
                        "kind": "state",
                        "unit_or_values": "Separate observations for login access, administrative authority, encryption unlock, management and applicable activation restrictions",
                        "why_it_matters": "A working login does not establish permission or capability to erase, recover or transfer the Mac."
                    },
                    {
                        "name": "Hardware serviceability",
                        "kind": "relation",
                        "unit_or_values": "Verified model and component linked to applicable service procedures and required tools",
                        "why_it_matters": "Prevents assuming that a component is replaceable or upgradeable across Mac generations."
                    },
                    {
                        "name": "Workload readiness",
                        "kind": "relation",
                        "unit_or_values": "Named workload linked to required architecture, software, capacity, peripherals and observed test results",
                        "why_it_matters": "Makes readiness a judgement about an intended use rather than a generic healthy status."
                    }
                ],
                "affordances": [
                    "Inspect hardware and system evidence to identify the Mac and its installed configuration.",
                    "Assess whether a specified application or workload can run with the available resources and dependencies.",
                    "Diagnose startup, power, storage or peripheral failures using procedures verified for the particular Mac.",
                    "Plan authorised software updates, startup changes or recovery with architecture-specific prerequisites.",
                    "Determine whether a proposed component repair or upgrade is supported for the verified model.",
                    "Prepare an authorised handover, including data disposition, account detachment and management-release checks."
                ]
            },
            "sources": [
                {
                    "id": "apple-mac-lineup",
                    "title": "Mac (product family pages), Apple Inc.",
                    "url": "https://www.apple.com/mac/",
                    "what_it_supports": "Current shipping families (Air, Pro, iMac, mini, Studio, Mac Pro), positioning, and the commercial use of \"Mac\" as the line name.",
                    "url_status": "live"
                },
                {
                    "id": "wikipedia-macintosh",
                    "title": "Macintosh, Wikipedia",
                    "url": "https://en.wikipedia.org/wiki/Macintosh",
                    "what_it_supports": "Line history (1984-), OS coupling, form-factor succession, and distinction from IBM-PC-compatible machines.",
                    "url_status": "live"
                },
                {
                    "id": "iec-62368-1",
                    "title": "IEC 62368-1, Audio/video, information and communication technology equipment - Safety requirements, International Electrotechnical Commission",
                    "url": "",
                    "what_it_supports": "The product-safety standard against which current Macs are designed and certified as ICT equipment."
                }
            ],
            "structure": {
                "bundles": [
                    {
                        "id": "mac-identity",
                        "name": "Mac identity",
                        "description": "Establishes the intended meaning of Mac and the identity of the physical unit.",
                        "rationale": "An ambiguous registry name and a shared product label cannot establish which computer or procedures are involved.",
                        "layers": [
                            {
                                "id": "referent-boundary",
                                "name": "Referent boundary",
                                "description": "Separates a physical Macintosh-family computer from similarly named or emulated things.",
                                "findings": [
                                    {
                                        "id": "physical-mac-evidence",
                                        "name": "Physical Mac evidence",
                                        "description": "Record evidence supporting the interpretation of this thing as an actual Mac computer.",
                                        "questions": [
                                            {
                                                "text": "Does this registry entry mean an Apple Macintosh-family computer, and does it include historical models?",
                                                "kind": "definition",
                                                "id": "physical-mac-evidence-q01"
                                            },
                                            {
                                                "text": "What evidence distinguishes this physical unit from a virtual Mac environment, another Apple device or a non-Apple computer?",
                                                "kind": "boundary",
                                                "id": "physical-mac-evidence-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "model-and-unit",
                                "name": "Model and unit",
                                "description": "Separates product-model identity from the identity and history of an individual computer.",
                                "findings": [
                                    {
                                        "id": "identity-reconciliation",
                                        "name": "Identity reconciliation",
                                        "description": "Record model and unit identifiers together with their sources and any conflicts.",
                                        "questions": [
                                            {
                                                "text": "Which model identifier and unit identifier are observable, and where was each obtained?",
                                                "kind": "provenance",
                                                "id": "identity-reconciliation-q01"
                                            },
                                            {
                                                "text": "Do enclosure markings, system reports and service records agree, or is a component replacement or identity discrepancy unresolved?",
                                                "kind": "provenance",
                                                "id": "identity-reconciliation-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "mac-configuration-and-fit",
                        "name": "Mac configuration and fit",
                        "description": "Connects the particular Mac's architecture and installed resources to intended use.",
                        "rationale": "The Mac name alone does not establish application compatibility, capacity or expansion options.",
                        "layers": [
                            {
                                "id": "compute-and-storage",
                                "name": "Compute and storage",
                                "description": "Captures the installed configuration rather than assuming a product family's default specification.",
                                "findings": [
                                    {
                                        "id": "verified-installed-configuration",
                                        "name": "Verified installed configuration",
                                        "description": "Record processor architecture, memory and internal storage with evidence sufficient for compatibility decisions.",
                                        "questions": [
                                            {
                                                "text": "Which processor architecture, processor model and memory configuration does this unit actually report?",
                                                "kind": "measurement",
                                                "id": "verified-installed-configuration-q01"
                                            },
                                            {
                                                "text": "What internal storage devices and volumes are present, and how much usable space is currently available?",
                                                "kind": "measurement",
                                                "id": "verified-installed-configuration-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "workload-and-connections",
                                "name": "Workload and connections",
                                "description": "Evaluates application and peripheral requirements against this Mac's verified capabilities.",
                                "findings": [
                                    {
                                        "id": "intended-use-compatibility",
                                        "name": "Intended-use compatibility",
                                        "description": "Record requirements and evidence for a named workload, including any software translation or external equipment dependencies.",
                                        "questions": [
                                            {
                                                "text": "Does the intended workload support this processor architecture and installed operating system, directly or through a verified compatibility mechanism?",
                                                "kind": "boundary",
                                                "id": "intended-use-compatibility-q01"
                                            },
                                            {
                                                "text": "Which required displays, ports, adapters and peripherals have been verified to work in the intended configuration?",
                                                "kind": "measurement",
                                                "id": "intended-use-compatibility-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "mac-operational-state",
                        "name": "Mac operational state",
                        "description": "Assesses startup, recovery access and stability under intended operating conditions.",
                        "rationale": "A Mac can power on while remaining unable to boot, sustain a workload or enter a usable recovery environment.",
                        "layers": [
                            {
                                "id": "startup-and-recovery",
                                "name": "Startup and recovery",
                                "description": "Records what starts successfully and which recovery route is available for this hardware.",
                                "findings": [
                                    {
                                        "id": "boot-and-recovery-evidence",
                                        "name": "Boot and recovery evidence",
                                        "description": "Distinguish configured startup choices from observed boot results and verified recovery prerequisites.",
                                        "questions": [
                                            {
                                                "text": "Which startup system is selected, and how far did the most recent observed boot progress?",
                                                "kind": "measurement",
                                                "id": "boot-and-recovery-evidence-q01"
                                            },
                                            {
                                                "text": "Which recovery procedure applies to this model, and are its required credentials, connectivity and equipment available?",
                                                "kind": "action",
                                                "id": "boot-and-recovery-evidence-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "power-and-hardware-health",
                                "name": "Power and hardware health",
                                "description": "Assesses power supply, battery where present, thermal behaviour and hardware symptoms.",
                                "findings": [
                                    {
                                        "id": "operating-stability",
                                        "name": "Operating stability",
                                        "description": "Record observed stability and diagnostic evidence without equating a single successful startup with overall health.",
                                        "questions": [
                                            {
                                                "text": "Is power stable with the intended power source, and what battery condition is reported if this Mac has a battery?",
                                                "kind": "measurement",
                                                "id": "operating-stability-q01"
                                            },
                                            {
                                                "text": "What crashes, thermal symptoms, storage errors or model-appropriate diagnostic results affect the intended use?",
                                                "kind": "measurement",
                                                "id": "operating-stability-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "mac-access-and-control",
                        "name": "Mac access and control",
                        "description": "Separates practical access from authority to change the Mac or dispose of its data.",
                        "rationale": "Login, storage unlock, startup security, activation and organisational management can impose different constraints.",
                        "layers": [
                            {
                                "id": "authentication-and-storage-unlock",
                                "name": "Authentication and storage unlock",
                                "description": "Records whether an authorised actor can log in, administer the system and unlock relevant storage.",
                                "findings": [
                                    {
                                        "id": "access-capability",
                                        "name": "Access capability",
                                        "description": "Record access outcomes and credential custody references without storing secret credential material in the model.",
                                        "questions": [
                                            {
                                                "text": "Which authorised actor can log in, perform administrative actions and unlock encrypted startup storage, with each capability verified separately?",
                                                "kind": "action",
                                                "id": "access-capability-q01"
                                            },
                                            {
                                                "text": "Where is authorised recovery access maintained, and has its availability been verified without exposing the secret itself?",
                                                "kind": "provenance",
                                                "id": "access-capability-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "activation-and-management",
                                "name": "Activation and management",
                                "description": "Captures applicable device-binding, startup-security and organisational-control restrictions.",
                                "findings": [
                                    {
                                        "id": "device-control-constraints",
                                        "name": "Device control constraints",
                                        "description": "Determine which restrictions apply to this model and which party can legitimately change them.",
                                        "questions": [
                                            {
                                                "text": "Which activation, startup-security or organisational-enrolment restrictions apply, and what evidence establishes their current state?",
                                                "kind": "measurement",
                                                "id": "device-control-constraints-q01"
                                            },
                                            {
                                                "text": "Who has authority and the required access to release or alter each restriction before recovery, reassignment or transfer?",
                                                "kind": "action",
                                                "id": "device-control-constraints-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "mac-maintenance-and-transfer",
                        "name": "Mac maintenance and transfer",
                        "description": "Determines feasible maintenance and the prerequisites for changing custody or retiring the device.",
                        "rationale": "Mac repair options and erase or transfer procedures must be established for the particular hardware and control state.",
                        "layers": [
                            {
                                "id": "service-and-upgrade-path",
                                "name": "Service and upgrade path",
                                "description": "Connects proposed hardware or software changes to verified model-specific support.",
                                "findings": [
                                    {
                                        "id": "feasible-maintenance",
                                        "name": "Feasible maintenance",
                                        "description": "Record whether a proposed change is supported and what it requires before treating it as an available action.",
                                        "questions": [
                                            {
                                                "text": "For the proposed repair or upgrade, which components are serviceable on this exact model and which documented procedures apply?",
                                                "kind": "action",
                                                "id": "feasible-maintenance-q01"
                                            },
                                            {
                                                "text": "For a proposed operating-system change, what compatibility, free-space and recovery prerequisites have been verified?",
                                                "kind": "action",
                                                "id": "feasible-maintenance-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "data-disposition-and-handover",
                                "name": "Data disposition and handover",
                                "description": "Coordinates device preparation with separately owned data, identity and management records.",
                                "findings": [
                                    {
                                        "id": "transfer-readiness",
                                        "name": "Transfer readiness",
                                        "description": "Record authorised data treatment and evidence that the intended recipient can initialise and use the Mac.",
                                        "questions": [
                                            {
                                                "text": "What data must be retained or erased, who authorises that disposition, and what evidence confirms any required backup is recoverable?",
                                                "kind": "action",
                                                "id": "transfer-readiness-q01"
                                            },
                                            {
                                                "text": "Which model-appropriate erase, account-detachment and management-release steps are required, and how will recipient setup be verified?",
                                                "kind": "action",
                                                "id": "transfer-readiness-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": [
                                            "MacBook Air (thin-and-light clamshell portable)",
                                            "MacBook Pro (high-performance clamshell portable)",
                                            "iMac (all-in-one desktop with integrated display)",
                                            "Mac mini (small-form-factor headless desktop)",
                                            "Mac Studio (compact workstation desktop)",
                                            "Mac Pro (modular tower or rack workstation)",
                                            "Apple silicon Mac (M-series system-on-chip, 2020-)",
                                            "Intel Mac (x86-64, shipping roughly 2006-2023)"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of Mac this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-identifiers",
                                        "name": "Identifiers and schemes",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "scheme": "Apple model identifier",
                                                "value_or_pattern": "MacN,M or family+rev (e.g. Mac15,7, MacBookPro18,3, iMac21,2)",
                                                "note": "Firmware/OS-reported board identity; not the retail marketing name."
                                            },
                                            {
                                                "scheme": "Apple regulatory model number",
                                                "value_or_pattern": "A followed by 4 digits (e.g. A3113)",
                                                "note": "Printed on the enclosure; used for FCC/CE filings and spare parts."
                                            },
                                            {
                                                "scheme": "GS1 GTIN / UPC-A / EAN-13",
                                                "value_or_pattern": "Retail-box barcode per SKU (configuration × region × keyboard)",
                                                "note": "Identifies a sellable configuration, not the installed machine after build-to-order options."
                                            },
                                            {
                                                "scheme": "Apple serial number",
                                                "value_or_pattern": "Alphanumeric factory serial on enclosure and in firmware",
                                                "note": "Used for coverage checks, parts pairing, and theft/activation lock."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-identifiers-q01",
                                                "text": "Which of these identifiers and schemes hold for the sense of Mac this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-standards-and-regulation",
                                        "name": "Standards and regulation",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "IEC 62368-1 (hazard-based safety for ICT equipment) - International Electrotechnical Commission",
                                            "47 CFR Part 15 (unintentional/intentional radiators) - U.S. Federal Communications Commission",
                                            "Radio Equipment Directive 2014/53/EU - European Union",
                                            "RoHS Directive 2011/65/EU (and recasts) - European Union",
                                            "WEEE Directive 2012/19/EU (end-of-life electronics) - European Union",
                                            "ENERGY STAR Computers specification - U.S. EPA (with EU/other partners)",
                                            "USB4 / USB Type-C Cable and Connector Specification - USB Implementers Forum",
                                            "UN 38.3 (lithium-ion cell/battery transport tests) - UN Manual of Tests and Criteria, applied via IATA/IMDG"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-standards-and-regulation-q01",
                                                "text": "Which of these standards and regulation hold for the sense of Mac this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-real-world-use",
                                        "name": "Real-world use",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "Knowledge-work and office desktops/laptops in organisations standardised on macOS.",
                                            "Software development for Apple's other platforms (Xcode targeting iOS/iPadOS/watchOS/tvOS/visionOS).",
                                            "Post-production, photography, and print/graphic studios using colour-managed displays and creative suites.",
                                            "Music production with Logic Pro and low-latency audio interfaces.",
                                            "Higher-education 1:1 laptop programmes and campus labs.",
                                            "Home general-purpose computing bought through Apple Stores, apple.com, and authorised resellers, including refurb and second-hand units."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of Mac this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-measurements",
                                        "name": "Typical measurements",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "quantity": "portable mass",
                                                "typical_range": "1.2-2.2",
                                                "unit": "kg"
                                            },
                                            {
                                                "quantity": "display diagonal (current shipping)",
                                                "typical_range": "13.6-27",
                                                "unit": "in"
                                            },
                                            {
                                                "quantity": "installed system memory (shipping configs)",
                                                "typical_range": "8-192",
                                                "unit": "GiB"
                                            },
                                            {
                                                "quantity": "internal SSD capacity (shipping configs)",
                                                "typical_range": "256-8000",
                                                "unit": "GB"
                                            },
                                            {
                                                "quantity": "portable battery energy",
                                                "typical_range": "50-100",
                                                "unit": "W·h"
                                            },
                                            {
                                                "quantity": "included power adapter rating",
                                                "typical_range": "30-140 (portables); 140-1400 (desktops)",
                                                "unit": "W"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of Mac this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-failure-modes-and-hazards",
                                        "name": "Failure modes and hazards",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "Lithium-ion pouch swelling, venting, or fire after impact, heat, or age.",
                                            "Liquid ingress onto the top case or logic board.",
                                            "Butterfly-mechanism keyboard failures on 2015-2019 portables (unreliable key travel, debris).",
                                            "Soldered memory/storage and parts-pairing making independent repair uneconomic or incomplete.",
                                            "Logic-board failure (power management, display pipeline) as a single-point loss of the machine.",
                                            "Display coating wear (\"staingate\") and laminated-panel damage.",
                                            "Thermal throttling or shutdown from dried thermal interface material or blocked airflow.",
                                            "End of OS/security updates while the hardware is still in use (unsupported-Mac exposure)."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of Mac this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-regional-variation",
                                        "name": "Regional variation",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            "In North American and global tech English, \"Mac\" means this computer; in British informal English an uncapitalised \"mac\" is a raincoat (mackintosh).",
                                            "Keyboard geometry: ANSI (US), ISO (UK/most of Europe), JIS (Japan), plus local legends and input sources.",
                                            "Mains plugs and kit: regional adapter heads or fixed cables; the computer itself is typically 100-240 V.",
                                            "Retail naming is \"Mac\" worldwide; older formal copy and some languages still say \"Macintosh\".",
                                            "Education pricing, VAT/GST treatment, and right-to-repair rules (e.g. EU/US state laws vs Apple's service model) differ by jurisdiction."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-regional-variation-q01",
                                                "text": "Which of these regional variation hold for the sense of Mac this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-neighbours",
                                        "name": "Neighbouring kinds and how to tell them apart",
                                        "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                                        "evidence": [
                                            {
                                                "name": "Windows or Linux PC (IBM-PC-compatible)",
                                                "difference": "Vendor-agnostic x86/x64 (or other) hardware running a non-Apple OS; a Mac is Apple hardware whose supported OS is macOS."
                                            },
                                            {
                                                "name": "iPad",
                                                "difference": "Tablet running iPadOS, touch-first, no macOS windowing or (historically) pointing-device desktop metaphor; shared Apple account does not make it a Mac."
                                            },
                                            {
                                                "name": "Hackintosh",
                                                "difference": "Non-Apple PC running a copy of macOS; not a Mac in Apple's hardware sense and largely impractical on Apple silicon."
                                            },
                                            {
                                                "name": "Mackintosh (raincoat)",
                                                "difference": "Waterproof coat from rubberised fabric associated with Charles Macintosh; clothing, not a computer - test: can it boot macOS?"
                                            },
                                            {
                                                "name": "McIntosh Laboratory gear (or McIntosh apple)",
                                                "difference": "Different spelling and domain (hi-fi electronics or a fruit cultivar); not Apple Inc. computers."
                                            },
                                            {
                                                "name": "MAC address / IEEE 802 MAC",
                                                "difference": "A 48-bit (or 64-bit) link-layer identifier on a network interface, not the computer; every Mac has MAC addresses, but the address is not the thing."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of Mac this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does vr.tr.mac specifically denote Apple Macintosh computers, and does its intended scope include historical Macintosh hardware?",
                "Does an existing Vercy world model already cover this concept and therefore need to be linked instead of creating a separate model?",
                "Which authoritative identity and service sources should be used across Mac generations, including units with replaced logic boards or enclosures?",
                "Which architecture- and model-specific compatibility, recovery, activation and management rules must be researched before these proposed checks can support action?",
                "How should device identity persist through major component replacement, refurbishment or reconstruction?"
            ],
            "statistics": {
                "bundles": 6,
                "layers": 11,
                "findings": 18,
                "questions": 28
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "unclassified",
            "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 Mac, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to recognise an individual Apple Mac computer, assess its usable state and determine which actions its configuration, condition and authorisations permit.",
            "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: Mac Studio, Mac Pro, iMac (Apple silicon), iMac (2023), iMac, eMac, iMac G5, iMac G4, iMac G3, Intel-based iMac, MacBook Neo, Old World ROM.",
                "24 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 93 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 Mac, 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 and material. The registry holds no appearance data, so what a Mac looks like has to come from research."
            ],
            "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": [
                        "Mac Studio",
                        "Mac Pro",
                        "iMac (Apple silicon)",
                        "iMac (2023)",
                        "iMac",
                        "eMac",
                        "iMac G5",
                        "iMac G4",
                        "iMac G3",
                        "Intel-based iMac",
                        "MacBook Neo",
                        "Old World ROM"
                    ]
                }
            ],
            "standing": "Described in 93 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 24 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 Mac from another, and a Mac 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 Mac, 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 Mac, 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 Mac 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 Mac, 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 Mac, 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 Mac 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 Mac 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 Mac, 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 Mac, 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 Mac 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 Mac from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a Mac, 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 Mac, 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 Mac 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 Mac 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 Mac, 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 Mac, 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 Mac 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 Mac is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a Mac, 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 Mac, 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 Mac 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 Mac is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a Mac, 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 Mac, 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 Mac 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 Mac 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 Mac is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a Mac, 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 Mac, 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 Mac 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 Mac 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 Mac, 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 Mac, 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 Mac 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 Mac 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 Mac between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a Mac, 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 Mac, 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 Mac 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 Mac, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a Mac 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 Mac, 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 Mac, 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 Mac is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "use-and-operation",
                        "name": "Use and operation",
                        "description": "What can be done with a Mac and what it takes to do it.",
                        "rationale": "An agent that can recognise a thing but not act on it has only half a model.",
                        "layers": [
                            {
                                "id": "intended-use",
                                "name": "Intended use and function",
                                "description": "What a Mac is for, and what it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-and-purpose",
                                        "name": "Function, purpose and misuse",
                                        "description": "The function a Mac performs and the uses that fall outside it.",
                                        "questions": [
                                            {
                                                "id": "function-and-purpose-q01",
                                                "text": "What identifies and describes the use of a Mac, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "function-and-purpose-q02",
                                                "text": "Who or what asserted this about the use of a Mac, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "function-and-purpose-q03",
                                                "text": "What may an agent decide or do once the use of a Mac is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "handling-and-procedure",
                                "name": "Handling and procedure",
                                "description": "The steps, skills and tools involved in using a Mac.",
                                "findings": [
                                    {
                                        "id": "procedures-and-skills",
                                        "name": "Procedures, skills and required tools",
                                        "description": "What an agent needs before it can act on a Mac at all.",
                                        "questions": [
                                            {
                                                "id": "procedures-and-skills-q01",
                                                "text": "What identifies and describes handling a Mac, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "procedures-and-skills-q02",
                                                "text": "Who or what asserted this about handling a Mac, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "procedures-and-skills-q03",
                                                "text": "What may an agent decide or do once handling a Mac is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a Mac 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 Mac and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a Mac, 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 Mac, 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 Mac 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 Mac is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a Mac, 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 Mac, 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 Mac is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "statistics": {
                "bundles": 6,
                "layers": 13,
                "findings": 15,
                "questions": 45
            }
        }
    }
}