{
    "model": {
        "rank": 2439,
        "code": "thing-q46335",
        "model_id": "vr.tr.typewriter",
        "name": "typewriter",
        "purpose": "Enable an AI agent to recognise a typewriter, assess its ability to produce legible typed pages, and decide which operation, adjustment or repair is appropriate.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.OBJ",
        "industry": "",
        "version": "",
        "url": "/models/thing/q46335/",
        "tier": 2,
        "score": 106,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "manual typewriter",
                "Victoria",
                "Memory typewriter",
                "index typewriter",
                "Hermes",
                "Hermes Rocket",
                "kleidograph",
                "Thai typewriter",
                "electric typewriter",
                "desktop typewriter",
                "portable typewriter",
                "Mignon 4",
                "Underwood No. 5",
                "brailler",
                "Hangul typewriter",
                "stenotype",
                "Chinese typewriter",
                "Swissa",
                "Olympia SM",
                "IBM Electric",
                "Hansen Writing Ball",
                "teleprinter",
                "Japanese typewriter",
                "Brother EM-1000",
                "Hermes 2000",
                "Granville automatic typewriter",
                "Olympia Splendid 66",
                "Lambert typewriter by The Gramophone and Typewriter Ltd",
                "Olivetti Editor 3",
                "Silver Reed 2500SL",
                "Erika 3006",
                "electronic typewriter",
                "Olivetti Lexikon 82",
                "Shu Zhendong Chinese Typewriter",
                "Hellschreiber",
                "STA-M67",
                "pointer telegraph",
                "telecommunications device for the deaf",
                "TTY mode"
            ],
            "aliasCount": 39,
            "merged": 39,
            "knownIn": 106,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q46335",
                "url": "https://www.wikidata.org/wiki/Q46335",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T09:18:15Z",
                "providers": [
                    "Codex"
                ],
                "missingProviders": [
                    "Grok"
                ],
                "pass": 2,
                "cost": {
                    "grok": {
                        "usd": null,
                        "turns": null,
                        "seconds": 67,
                        "error": "Error: Internal error: {\n  \"message\": \"API error (status 402 Payment Required): Grok Build usage balance exhausted\",\n  \"http_status\": 402\n}",
                        "retried": true
                    },
                    "codex": {
                        "seconds": 90.8,
                        "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: 01a07b27-df62-7b80-aa3a-9346764347b4\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: typewriter\nRegistry id: vr.tr.typewriter\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\nA V"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q46335",
                "registryId": "vr.tr.typewriter",
                "name": "typewriter",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.OBJ"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q46335/",
            "model": {
                "registry_id": "vr.tr.typewriter",
                "name": "typewriter",
                "purpose": "Enable an AI agent to recognise a typewriter, assess its ability to produce legible typed pages, and decide which operation, adjustment or repair is appropriate.",
                "definition": "",
                "scope_statement": "This model owns an individual typewriter as a keyboard-operated machine for composing text directly onto a physical writing surface, including its typing mechanism, paper handling, controls, consumable interfaces and operational condition.",
                "in_scope": [
                    "Identification of the machine, keyboard layout and supported character repertoire",
                    "Conversion of keystrokes into printed characters, spacing and line movement",
                    "Paper insertion, retention, alignment and supported dimensions",
                    "Ribbon, ink and correction-system compatibility where fitted",
                    "Typing quality, mechanical and electrical condition, and readiness for use"
                ],
                "out_of_scope": [
                    "Authorship, meaning and document management of the text being typed",
                    "General-purpose computers and standalone word-processing software",
                    "Printers whose primary input is an externally prepared document or data stream",
                    "Manufacture and inventory of paper, ribbons and replacement parts as separate products",
                    "Ownership transactions, market valuation and collection management"
                ],
                "distinguishing_features": [
                    "Does the machine provide a keyboard through which an operator composes text for marking a physical sheet within the machine?",
                    "Can it perform its core typing function without receiving a prepared document from a separate computer?",
                    "Does ordinary operation advance a writing position across a line and provide a way to begin another line?",
                    "Are keys principally used to select textual characters and typing controls, rather than musical notes, calculations or shorthand chords?",
                    "If it has a display, memory or an external connection, does direct page typing remain a core operating mode, or does it belong primarily to a neighbouring word-processor or printer model?"
                ],
                "characteristics": [
                    {
                        "name": "Typing actuation",
                        "kind": "category",
                        "unit_or_values": "manual mechanical | electrically assisted | electronically controlled | unresolved",
                        "why_it_matters": "Determines power requirements, operating checks and the kinds of faults an agent should investigate."
                    },
                    {
                        "name": "Character-forming mechanism",
                        "kind": "category",
                        "unit_or_values": "typebars | interchangeable type element | other identified mechanism | unresolved",
                        "why_it_matters": "Determines character selection, collision risks, cleaning access and replacement compatibility."
                    },
                    {
                        "name": "Keyboard layout and character repertoire",
                        "kind": "category",
                        "unit_or_values": "observed key arrangement, legends, shift levels and characters actually produced",
                        "why_it_matters": "Establishes whether the machine can produce the intended language, symbols and text."
                    },
                    {
                        "name": "Character spacing",
                        "kind": "measurement",
                        "unit_or_values": "characters per inch for fixed pitch; supported settings or measured advances for variable spacing",
                        "why_it_matters": "Controls line capacity and whether alignment-dependent typing is feasible."
                    },
                    {
                        "name": "Paper and writing width",
                        "kind": "measurement",
                        "unit_or_values": "maximum accepted sheet width and usable typing span in millimetres",
                        "why_it_matters": "Distinguishes a sheet that can be inserted from an area the machine can actually type across."
                    },
                    {
                        "name": "Line-feed increment",
                        "kind": "measurement",
                        "unit_or_values": "millimetres per feed step at each available line-spacing setting",
                        "why_it_matters": "Determines vertical layout and helps detect inconsistent paper advance."
                    },
                    {
                        "name": "Compatible marking and correction supplies",
                        "kind": "relation",
                        "unit_or_values": "identified ribbon, cartridge, ink or correction-medium specifications and compatible products",
                        "why_it_matters": "Prevents installation of supplies that do not fit or cannot produce the intended result."
                    },
                    {
                        "name": "Platen and paper-grip condition",
                        "kind": "state",
                        "unit_or_values": "observed surface condition, grip, feed consistency and evidence of hardening or damage; untested permitted",
                        "why_it_matters": "Affects impression quality, sheet alignment and the risk of damaging paper."
                    },
                    {
                        "name": "Typing performance",
                        "kind": "state",
                        "unit_or_values": "dated test observations for legibility, alignment, key response, spacing and line return, with test conditions",
                        "why_it_matters": "Supports a task-specific readiness judgement rather than a single unsupported working/not-working label."
                    },
                    {
                        "name": "Power interface",
                        "kind": "category",
                        "unit_or_values": "none required | recorded supply and rating | unresolved",
                        "why_it_matters": "Determines whether powered operation is applicable and whether a suitable supply has been identified."
                    }
                ],
                "affordances": [
                    "Select a suitable typewriter for a required character set, page width and spacing task.",
                    "Load and align a compatible sheet, then set margins and line spacing.",
                    "Compose text using the available character, shift, spacing, tabulation and return controls.",
                    "Install compatible marking or correction supplies using model-specific instructions.",
                    "Run a controlled typing sample to localise defects in impression, character selection, spacing or paper feed.",
                    "Choose documented cleaning, adjustment or repair actions based on the mechanism and observed fault."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "machine-identity-and-typing-role",
                        "name": "Machine identity and typing role",
                        "description": "Establishes which typewriter is present and which modes and characters it supports.",
                        "rationale": "Similar-looking machines can require different operating procedures, supplies and boundary decisions.",
                        "layers": [
                            {
                                "id": "identification-and-boundary",
                                "name": "Identification and boundary",
                                "description": "Connects observable machine evidence to an identification and a typewriter classification.",
                                "findings": [
                                    {
                                        "id": "machine-identification",
                                        "name": "Machine identification",
                                        "description": "Records identification evidence, confidence and whether direct typing is a core function.",
                                        "questions": [
                                            {
                                                "text": "Which maker marks, model designations, serial numbers and mechanism details identify this machine?",
                                                "kind": "provenance",
                                                "id": "machine-identification-q01"
                                            },
                                            {
                                                "text": "Does this machine support direct keyboard-to-page composition, and which features place it near the boundary with a word processor, teleprinter or printer?",
                                                "kind": "boundary",
                                                "id": "machine-identification-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "keyboard-and-character-repertoire",
                                "name": "Keyboard and character repertoire",
                                "description": "Describes the text the installed keyboard and printing components can produce.",
                                "findings": [
                                    {
                                        "id": "available-characters",
                                        "name": "Available characters",
                                        "description": "Distinguishes key legends from verified output and identifies configurable character options.",
                                        "questions": [
                                            {
                                                "text": "Which characters and functions are available at each shift level, and do test impressions agree with the key legends?",
                                                "kind": "measurement",
                                                "id": "available-characters-q01"
                                            },
                                            {
                                                "text": "Can the character repertoire or typeface be changed, and which documented components or settings are required?",
                                                "kind": "action",
                                                "id": "available-characters-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "keystroke-and-writing-motion",
                        "name": "Keystroke and writing motion",
                        "description": "Describes how input selects and prints a character and moves the writing position.",
                        "rationale": "A typewriter can make a clear impression while still failing to select, space or return correctly.",
                        "layers": [
                            {
                                "id": "character-selection-and-impression",
                                "name": "Character selection and impression",
                                "description": "Identifies the mechanism and control path responsible for each typed mark.",
                                "findings": [
                                    {
                                        "id": "typing-mechanism",
                                        "name": "Typing mechanism",
                                        "description": "Records the character-forming components, actuation method and available impression controls.",
                                        "questions": [
                                            {
                                                "text": "What mechanism selects and applies each character, and which parts of the typing cycle require electrical power?",
                                                "kind": "definition",
                                                "id": "typing-mechanism-q01"
                                            },
                                            {
                                                "text": "Which documented controls affect touch or impression strength, and how should they be set for the intended paper?",
                                                "kind": "action",
                                                "id": "typing-mechanism-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "spacing-and-line-navigation",
                                "name": "Spacing and line navigation",
                                "description": "Describes horizontal advance, line limits and movement to a new line.",
                                "findings": [
                                    {
                                        "id": "writing-position-control",
                                        "name": "Writing position control",
                                        "description": "Records pitch, spacing behaviour and the fitted controls for navigating a page.",
                                        "questions": [
                                            {
                                                "text": "What horizontal advance follows character, space, backspace and tab inputs, and is that advance fixed or variable?",
                                                "kind": "measurement",
                                                "id": "writing-position-control-q01"
                                            },
                                            {
                                                "text": "How are margins, tab stops and line return operated, and what happens when typing reaches the right margin?",
                                                "kind": "action",
                                                "id": "writing-position-control-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "paper-path-and-page-control",
                        "name": "Paper path and page control",
                        "description": "Defines which sheets the machine can accept and how it holds and advances them.",
                        "rationale": "Paper fit, grip and feed determine whether an intended page can be typed accurately without slippage or damage.",
                        "layers": [
                            {
                                "id": "sheet-fit-and-loading",
                                "name": "Sheet fit and loading",
                                "description": "Captures the limits and procedures for placing paper in the writing path.",
                                "findings": [
                                    {
                                        "id": "supported-paper-configuration",
                                        "name": "Supported paper configuration",
                                        "description": "Separates physical insertion limits from usable typing area and supported sheet stacks.",
                                        "questions": [
                                            {
                                                "text": "What sheet widths, usable typing spans and paper or copy-stack thicknesses are documented or verified?",
                                                "kind": "measurement",
                                                "id": "supported-paper-configuration-q01"
                                            },
                                            {
                                                "text": "How should the paper release, guides and retaining components be used to load and square a sheet?",
                                                "kind": "action",
                                                "id": "supported-paper-configuration-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "platen-grip-and-feed",
                                "name": "Platen grip and feed",
                                "description": "Assesses the surfaces and mechanisms that maintain paper position.",
                                "findings": [
                                    {
                                        "id": "paper-position-stability",
                                        "name": "Paper position stability",
                                        "description": "Records whether paper remains aligned and advances predictably under the intended typing conditions.",
                                        "questions": [
                                            {
                                                "text": "What platen, roller or retaining-component conditions correspond to visible slipping, skewing or uneven impressions?",
                                                "kind": "measurement",
                                                "id": "paper-position-stability-q01"
                                            },
                                            {
                                                "text": "At each available line-spacing setting, how far and how consistently does the sheet advance over repeated returns?",
                                                "kind": "measurement",
                                                "id": "paper-position-stability-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "marking-and-correction-systems",
                        "name": "Marking and correction systems",
                        "description": "Identifies how the machine deposits a visible mark and which corrections it can perform.",
                        "rationale": "Supply compatibility and feed behaviour directly affect output, while correction capabilities vary by machine and medium.",
                        "layers": [
                            {
                                "id": "marking-medium-and-feed",
                                "name": "Marking medium and feed",
                                "description": "Records the installed marking system and its compatibility and transport requirements.",
                                "findings": [
                                    {
                                        "id": "marking-supply-compatibility",
                                        "name": "Marking supply compatibility",
                                        "description": "Identifies required supplies, their installation and evidence that the marking medium advances correctly.",
                                        "questions": [
                                            {
                                                "text": "Which ribbon, spool, cartridge or other marking-medium specification fits the installed mechanism, and what read documentation or inspection supports that match?",
                                                "kind": "provenance",
                                                "id": "marking-supply-compatibility-q01"
                                            },
                                            {
                                                "text": "How is the medium installed and advanced, including any fitted reversal or colour-selection controls?",
                                                "kind": "action",
                                                "id": "marking-supply-compatibility-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "correction-capability",
                                "name": "Correction capability",
                                "description": "Distinguishes correction of a physical impression from editing text before printing.",
                                "findings": [
                                    {
                                        "id": "supported-correction-methods",
                                        "name": "Supported correction methods",
                                        "description": "Records applicable correction methods and the limits imposed by the machine, marking medium and paper.",
                                        "questions": [
                                            {
                                                "text": "Does this machine support physical impression correction, editing before printing, both or neither?",
                                                "kind": "definition",
                                                "id": "supported-correction-methods-q01"
                                            },
                                            {
                                                "text": "Which correction procedure and compatible supplies are documented for the installed marking system and intended paper?",
                                                "kind": "action",
                                                "id": "supported-correction-methods-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "typing-readiness-and-service",
                        "name": "Typing readiness and service",
                        "description": "Connects observed typing performance to permitted operation and justified service actions.",
                        "rationale": "Appearance alone cannot establish whether a typewriter can type reliably or whether exercising a fault could worsen it.",
                        "layers": [
                            {
                                "id": "controlled-typing-assessment",
                                "name": "Controlled typing assessment",
                                "description": "Collects a reproducible sample of the machine's actual behaviour.",
                                "findings": [
                                    {
                                        "id": "typing-sample-and-fault-pattern",
                                        "name": "Typing sample and fault pattern",
                                        "description": "Records test conditions and character-specific, position-specific or repeated failures.",
                                        "questions": [
                                            {
                                                "text": "With which paper, marking supply and settings was the sample produced, and which characters, shift states, spacing controls and return operations were exercised?",
                                                "kind": "measurement",
                                                "id": "typing-sample-and-fault-pattern-q01"
                                            },
                                            {
                                                "text": "Which defects recur by key, character, page position or operating sequence, including faint marks, misalignment, sticking, collisions and missed advances?",
                                                "kind": "measurement",
                                                "id": "typing-sample-and-fault-pattern-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "operation-and-service-decisions",
                                "name": "Operation and service decisions",
                                "description": "Determines the next justified action using machine-specific evidence and remaining uncertainty.",
                                "findings": [
                                    {
                                        "id": "readiness-and-intervention",
                                        "name": "Readiness and intervention",
                                        "description": "States what use is supported, what remains untested and which service steps have an evidence base.",
                                        "questions": [
                                            {
                                                "text": "Given the observed mechanism, power interface and faults, may the machine be operated for the intended task, tested further or held for repair?",
                                                "kind": "action",
                                                "id": "readiness-and-intervention-q01"
                                            },
                                            {
                                                "text": "Which model-specific instructions support the proposed cleaning, lubrication, adjustment or replacement, and what typing check would establish success?",
                                                "kind": "provenance",
                                                "id": "readiness-and-intervention-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Where should the registry draw the boundary for electronic typewriters with substantial text storage, displays or computer-printer modes?",
                "Should keyboardless index machines historically described as typewriters fall within this entry, and how would their recognition tests differ?",
                "Which marking mechanisms and specialised typewriter variants require additional questions beyond the core model?",
                "Which documented test methods and acceptance criteria can distinguish adequate typing performance from faults across different mechanisms and intended uses?",
                "Which manufacturer or service references establish reliable compatibility and intervention guidance for machines whose identification or maintenance history is incomplete?"
            ],
            "statistics": {
                "bundles": 5,
                "layers": 10,
                "findings": 10,
                "questions": 20
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "device, machine or tool",
            "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched. This entry carries no facets of its own, so they were inferred from its domain - a guess about a whole domain applied to one thing.",
            "facetsInferred": true,
            "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.",
            "purpose": "Give an agent a durable, checkable way to recognise a typewriter, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to recognise a typewriter, assess its ability to produce legible typed pages, and decide which operation, adjustment or repair is appropriate.",
            "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: manual typewriter, Victoria, Memory typewriter, index typewriter, Hermes, Hermes Rocket, kleidograph, Thai typewriter, electric typewriter, desktop typewriter, portable typewriter, Mignon 4.",
                "39 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 106 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 typewriter, and on what evidence are they told apart?"
            ],
            "whatItIsMadeOf": "matter you can touch",
            "physicalCharacter": [
                "Mobility varies between examples.",
                "Does nothing on its own; everything it does, something else did to it.",
                "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing."
            ],
            "whatCanBeDoneWithIt": [
                "observe it, measure it, record its state"
            ],
            "howItIsRecognised": [
                "Recognised by form, by the arrangement of its controls, and by markings - a plate, a model number, a certification mark. Form alone rarely separates two models that do very different things."
            ],
            "relatedModels": [
                {
                    "relation": "covers",
                    "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.",
                    "targets": [
                        "manual typewriter",
                        "Victoria",
                        "Memory typewriter",
                        "index typewriter",
                        "Hermes",
                        "Hermes Rocket",
                        "kleidograph",
                        "Thai typewriter",
                        "electric typewriter",
                        "desktop typewriter",
                        "portable typewriter",
                        "Mignon 4"
                    ]
                }
            ],
            "standing": "Described in 106 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 39 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 typewriter from another, and a typewriter 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 typewriter, 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 typewriter, 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 typewriter 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 typewriter, 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 typewriter, 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 typewriter 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 typewriter 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 typewriter, 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 typewriter, 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 typewriter 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 typewriter from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a typewriter, 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 typewriter, 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 typewriter 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 typewriter 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 typewriter, 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 typewriter, 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 typewriter 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 typewriter is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a typewriter, 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 typewriter, 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 typewriter 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 typewriter is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a typewriter, 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 typewriter, 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 typewriter 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 typewriter 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 typewriter is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a typewriter, 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 typewriter, 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 typewriter 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 typewriter 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 typewriter, 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 typewriter, 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 typewriter 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 typewriter 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 typewriter between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a typewriter, 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 typewriter, 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 typewriter 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 typewriter, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a typewriter 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 typewriter, 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 typewriter, 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 typewriter is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "function-and-principle",
                        "name": "Function and operating principle",
                        "description": "What typewriter is for and how it achieves it.",
                        "rationale": "Two devices with the same name can work on different principles, and the principle is what predicts failure and constrains use.",
                        "layers": [
                            {
                                "id": "intended-function",
                                "name": "Intended function",
                                "description": "The job it does, and the jobs it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-record",
                                        "name": "Function, principle and variants",
                                        "description": "What it does, how, and which variants do it differently.",
                                        "questions": [
                                            {
                                                "id": "function-record-q01",
                                                "text": "What function does typewriter perform, on what operating principle, and which variants differ in that principle?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "function-record-q02",
                                                "text": "What use falls outside the intended function but happens in practice?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "capacity-and-rating",
                                "name": "Capacity and rating",
                                "description": "The numbers that say what it can do and where it stops.",
                                "findings": [
                                    {
                                        "id": "ratings",
                                        "name": "Ratings and their conditions",
                                        "description": "Rated capacity, power, throughput and the conditions each assumes.",
                                        "questions": [
                                            {
                                                "id": "ratings-q01",
                                                "text": "What ratings characterise typewriter, in what units, and under what stated conditions?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "ratings-q02",
                                                "text": "What happens beyond the rating - degradation, refusal, damage - and how is that detected?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "operation-and-state",
                        "name": "Operation, controls and state",
                        "description": "How typewriter is operated and what state it is in right now.",
                        "rationale": "An agent acting on a device needs its current state and the controls that change it, not just its specification.",
                        "layers": [
                            {
                                "id": "controls-and-modes",
                                "name": "Controls and modes",
                                "description": "What can be set, what that changes, and what is interlocked.",
                                "findings": [
                                    {
                                        "id": "control-surface",
                                        "name": "Control surface and interlocks",
                                        "description": "The settings available and the conditions that block them.",
                                        "questions": [
                                            {
                                                "id": "control-surface-q01",
                                                "text": "What controls and modes does typewriter have, and what does each change?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "control-surface-q02",
                                                "text": "Which actions are interlocked or forbidden in which state, and what must be true before acting?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "condition-and-maintenance",
                                "name": "Condition and maintenance",
                                "description": "Wear, service intervals, consumables and the line between working and broken.",
                                "findings": [
                                    {
                                        "id": "service-record",
                                        "name": "Condition, service and consumables",
                                        "description": "What is consumed, what is serviced, and how condition is judged.",
                                        "questions": [
                                            {
                                                "id": "service-record-q01",
                                                "text": "What consumables and service does typewriter need, at what interval, and on whose authority?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "service-record-q02",
                                                "text": "What evidence separates a unit that is working from one that is out of service?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "kind-model-unit",
                        "name": "Kind, model and unit",
                        "description": "Whether a claim about typewriter is about the kind, a product line, or one physical unit.",
                        "rationale": "This is the boundary most often got wrong for made things, and getting it wrong mixes a catalogue entry with the machine in the yard.",
                        "layers": [
                            {
                                "id": "level-of-reference",
                                "name": "Level of reference",
                                "description": "The three levels and what belongs at each.",
                                "findings": [
                                    {
                                        "id": "level-rules",
                                        "name": "What belongs to kind, model and unit",
                                        "description": "Which properties are shared by all of them and which are not.",
                                        "questions": [
                                            {
                                                "id": "level-rules-q01",
                                                "text": "Which facts about typewriter hold for every one of them, which for a model, and which only for one unit?",
                                                "kind": "boundary"
                                            },
                                            {
                                                "id": "level-rules-q02",
                                                "text": "What identifies an individual unit, and what should an agent do when it has only the kind?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "standards-and-conformity",
                                "name": "Standards and conformity",
                                "description": "The standards a working example must meet and who attests it.",
                                "findings": [
                                    {
                                        "id": "conformity",
                                        "name": "Standards, marks and attestation",
                                        "description": "Which standard applies, who certifies, and what the mark means.",
                                        "questions": [
                                            {
                                                "id": "conformity-q01",
                                                "text": "Which standards govern typewriter, issued by whom, and what does conformity actually assert?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "id": "conformity-q02",
                                                "text": "What may an agent conclude from a certification mark, and what may it not?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a typewriter 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 typewriter and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a typewriter, 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 typewriter, 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 typewriter 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 typewriter is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a typewriter, 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 typewriter, 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 typewriter is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
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                                ]
                            }
                        ]
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                ]
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            "statistics": {
                "bundles": 8,
                "layers": 17,
                "findings": 19,
                "questions": 51
            }
        }
    }
}