{
    "model": {
        "rank": 4188,
        "code": "thing-q186385",
        "model_id": "vr.tr.caviar",
        "name": "caviar",
        "purpose": "Enable an AI agent to identify caviar, assess its documented condition and provenance, and determine suitable handling, use or disposition.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.MAT",
        "industry": "",
        "version": "",
        "url": "/models/thing/q186385/",
        "tier": 2,
        "score": 77,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "red caviar",
                "beluga caviar",
                "sevruga caviar"
            ],
            "aliasCount": 3,
            "merged": 3,
            "knownIn": 77,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q186385",
                "url": "https://www.wikidata.org/wiki/Q186385",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-09T19:40:17Z",
                "providers": [
                    "Codex"
                ],
                "breadth": "recalled by Codex without web access - no source was read",
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "seconds": 23.8,
                        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a087ae-8d68-72e3-a4c9-29a332322c53\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: caviar\nSense to describe: (none recorded)\nDomain code: PHY.MAT\nAlso known as: (none)\n\n\nContext for this batch of 695 things:\n# Batch 004: 1001 registere",
                        "usd": 0,
                        "recall": true
                    },
                    "codex": {
                        "seconds": 59,
                        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a087ae-8d5c-79d1-941e-162775d26d6f\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: caviar\nRegistry id: vr.tr.caviar\nPlane / domain: PHY / PHY.MAT\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\nContext fo"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q186385",
                "registryId": "vr.tr.caviar",
                "name": "caviar",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.MAT"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q186385/",
            "model": {
                "registry_id": "vr.tr.caviar",
                "name": "caviar",
                "purpose": "Enable an AI agent to identify caviar, assess its documented condition and provenance, and determine suitable handling, use or disposition.",
                "definition": "Caviar is a prepared food consisting of separated, salt-cured, unfertilized sturgeon eggs, with the term also used more broadly, usually with a qualifier, for other fish roe products.",
                "scope_statement": "This model owns caviar as a prepared fish-roe food material and identifiable lot, using sturgeon roe as its working core sense while recording uncertainty around broader commercial uses of the name.",
                "in_scope": [
                    "Source species and the basis for identifying the roe as caviar",
                    "Roe preparation, ingredients and preservation treatment",
                    "Egg integrity, sensory condition and measured quality",
                    "Lot provenance, authenticity evidence and traceability",
                    "Packaging, storage history, opening state and supported use decisions"
                ],
                "out_of_scope": [
                    "Whole fish biology and population models",
                    "Aquaculture facilities and fishery operations",
                    "Manufacturing equipment and production-process models",
                    "Roe substitutes and other fish-roe foods beyond identification boundaries",
                    "Recipes, restaurant service and finished dishes containing caviar",
                    "Trade legislation and certification schemes as independently maintained rule systems"
                ],
                "distinguishing_features": [
                    "Check whether the material consists of actual fish eggs rather than formed imitation pearls.",
                    "Check the documented source species against the meaning of caviar applicable to the intended market.",
                    "Distinguish prepared caviar from untreated roe by recording salting and other preservation treatments.",
                    "Distinguish a caviar lot from a dish containing caviar by identifying the material that the condition and provenance evidence describes.",
                    "Test species, origin and grade claims against supporting records rather than inferring them from egg colour, size or a marketing name."
                ],
                "characteristics": [
                    {
                        "name": "Source taxon",
                        "kind": "relation",
                        "unit_or_values": "Scientific taxon or declared hybrid, identification method, confidence, or unknown",
                        "why_it_matters": "Supports identity, authenticity checks and interpretation of species-dependent requirements."
                    },
                    {
                        "name": "Preparation and preservation",
                        "kind": "category",
                        "unit_or_values": "Recorded salting, pasteurisation, freezing, pressing and other treatments; unknown where undocumented",
                        "why_it_matters": "Separates product forms and informs which handling evidence applies."
                    },
                    {
                        "name": "Ingredient composition",
                        "kind": "category",
                        "unit_or_values": "Declared roe, salt and other ingredients, including additives and their stated amounts where available",
                        "why_it_matters": "Supports product identification and evaluation against intended-use requirements."
                    },
                    {
                        "name": "Salt content",
                        "kind": "measurement",
                        "unit_or_values": "g/100 g, with analytical method and whole-product or other measurement basis",
                        "why_it_matters": "Makes salting claims comparable and contributes to preservation assessment without independently establishing safety."
                    },
                    {
                        "name": "Egg size and integrity",
                        "kind": "measurement",
                        "unit_or_values": "Diameter distribution in mm and intact-egg percentage, with sampling method",
                        "why_it_matters": "Provides observable evidence for texture, handling damage and declared grade."
                    },
                    {
                        "name": "Sensory condition",
                        "kind": "state",
                        "unit_or_values": "Recorded colour, odour, texture, free liquid and visible abnormalities, with assessment time",
                        "why_it_matters": "Supports quality assessment while keeping sensory acceptability distinct from demonstrated safety."
                    },
                    {
                        "name": "Temperature history",
                        "kind": "measurement",
                        "unit_or_values": "Degrees Celsius over dated intervals, including monitoring gaps and excursions",
                        "why_it_matters": "Allows comparison with storage conditions documented for the particular product."
                    },
                    {
                        "name": "Container and opening state",
                        "kind": "state",
                        "unit_or_values": "Sealed, opened, repacked, damaged or unknown; opening time and seal observations",
                        "why_it_matters": "Determines which shelf-life and handling instructions remain applicable."
                    },
                    {
                        "name": "Lot provenance",
                        "kind": "relation",
                        "unit_or_values": "Links to source, producer, processor, packer, lot identifiers and supporting records",
                        "why_it_matters": "Enables authenticity review, traceability and targeted withdrawal."
                    },
                    {
                        "name": "Shelf-life basis",
                        "kind": "relation",
                        "unit_or_values": "Product-specific date marking and validated unopened or opened storage instructions",
                        "why_it_matters": "Grounds use decisions in evidence for the actual formulation, treatment and package."
                    }
                ],
                "affordances": [
                    "Classify a lot as caviar, another roe product, an imitation or unresolved using identity evidence.",
                    "Compare documented composition and egg condition with a declared grade or purchasing specification.",
                    "Trace a container to its source lot and identify gaps in species or origin evidence.",
                    "Evaluate storage and opening history against product-specific handling instructions.",
                    "Assign a supported disposition such as release, hold for review or withdrawal, recording the reason.",
                    "Identify which authentication, condition or microbiological evidence is needed before a proposed use."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "roe-identity-and-name",
                        "name": "Roe identity and name",
                        "description": "Establish what biological material the product contains and which sense of caviar it claims.",
                        "rationale": "The name alone cannot resolve source species, imitation products or market-dependent naming boundaries.",
                        "layers": [
                            {
                                "id": "biological-source",
                                "name": "Biological source",
                                "description": "Record the fish identity underlying the roe and the strength of that identification.",
                                "findings": [
                                    {
                                        "id": "species-and-hybrid-evidence",
                                        "name": "Species and hybrid evidence",
                                        "description": "Keep the declared taxon separate from any independently supported identification.",
                                        "questions": [
                                            {
                                                "text": "Which scientific species or hybrid is declared as the source of this roe?",
                                                "kind": "definition",
                                                "id": "species-and-hybrid-evidence-q01"
                                            },
                                            {
                                                "text": "What supplier records or authentication results support that declaration for this lot?",
                                                "kind": "provenance",
                                                "id": "species-and-hybrid-evidence-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "caviar-boundary",
                                "name": "Caviar boundary",
                                "description": "Resolve the relationship between biological identity, preparation and the product name.",
                                "findings": [
                                    {
                                        "id": "claimed-product-sense",
                                        "name": "Claimed product sense",
                                        "description": "Distinguish core caviar, broader labelled roe products and imitations without treating a commercial name as proof.",
                                        "questions": [
                                            {
                                                "text": "Does this product contain fish roe, imitation pearls or a mixture?",
                                                "kind": "boundary",
                                                "id": "claimed-product-sense-q01"
                                            },
                                            {
                                                "text": "Which applicable naming definition supports calling this prepared roe caviar in its intended market?",
                                                "kind": "definition",
                                                "id": "claimed-product-sense-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "preparation-and-egg-quality",
                        "name": "Preparation and egg quality",
                        "description": "Describe the material changes and observable egg properties that distinguish caviar forms and grades.",
                        "rationale": "Salting, preservation and egg condition affect how a lot can be compared, handled and used.",
                        "layers": [
                            {
                                "id": "formulation-and-treatment",
                                "name": "Formulation and treatment",
                                "description": "Capture ingredients and treatment history for the actual lot.",
                                "findings": [
                                    {
                                        "id": "salting-and-preservation-basis",
                                        "name": "Salting and preservation basis",
                                        "description": "Represent measured composition and documented treatments without deriving shelf life from a descriptive label.",
                                        "questions": [
                                            {
                                                "text": "What salt content and other ingredients are documented, and on what measurement basis?",
                                                "kind": "measurement",
                                                "id": "salting-and-preservation-basis-q01"
                                            },
                                            {
                                                "text": "Which salting, heat, freezing or other preservation treatments are documented for this lot?",
                                                "kind": "provenance",
                                                "id": "salting-and-preservation-basis-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "egg-form-and-grade",
                                "name": "Egg form and grade",
                                "description": "Connect physical and sensory observations to explicit quality specifications.",
                                "findings": [
                                    {
                                        "id": "grade-supporting-observations",
                                        "name": "Grade-supporting observations",
                                        "description": "Make grade claims assessable through egg size, integrity, texture and appearance rather than prestige terminology.",
                                        "questions": [
                                            {
                                                "text": "What are the observed egg-size distribution, intact-egg proportion, texture and amount of free liquid?",
                                                "kind": "measurement",
                                                "id": "grade-supporting-observations-q01"
                                            },
                                            {
                                                "text": "Which documented grading scheme applies, and how does it account for the declared product form?",
                                                "kind": "definition",
                                                "id": "grade-supporting-observations-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "preservation-and-use-state",
                        "name": "Preservation and use state",
                        "description": "Assess the lot's handling history, package state and evidence supporting its current disposition.",
                        "rationale": "A caviar use decision requires the actual product's preservation conditions and history, beyond appearance or date marking alone.",
                        "layers": [
                            {
                                "id": "cold-chain-and-opening",
                                "name": "Cold chain and opening",
                                "description": "Track storage exposure and the events that change applicable handling instructions.",
                                "findings": [
                                    {
                                        "id": "storage-instruction-fit",
                                        "name": "Storage instruction fit",
                                        "description": "Compare recorded temperature and container history with the instructions supported for this product.",
                                        "questions": [
                                            {
                                                "text": "What temperature history, excursions and monitoring gaps are recorded from packing to the present?",
                                                "kind": "measurement",
                                                "id": "storage-instruction-fit-q01"
                                            },
                                            {
                                                "text": "Given its seal condition and opening or repacking time, which documented storage and use-by instructions apply?",
                                                "kind": "action",
                                                "id": "storage-instruction-fit-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "condition-and-disposition",
                                "name": "Condition and disposition",
                                "description": "Separate quality observations from evidence needed to decide whether the lot may be used.",
                                "findings": [
                                    {
                                        "id": "evidence-for-release-or-hold",
                                        "name": "Evidence for release or hold",
                                        "description": "Record the basis and limits of a use decision, including relevant testing, package abnormalities and unresolved exposure history.",
                                        "questions": [
                                            {
                                                "text": "Which sensory observations, package checks and relevant microbiological results are available, and when were samples taken?",
                                                "kind": "measurement",
                                                "id": "evidence-for-release-or-hold-q01"
                                            },
                                            {
                                                "text": "Does the available evidence support release for the intended use, or require a hold, further assessment or withdrawal?",
                                                "kind": "action",
                                                "id": "evidence-for-release-or-hold-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "origin-authenticity-and-traceability",
                        "name": "Origin, authenticity and traceability",
                        "description": "Connect caviar claims and containers to their documented biological and commercial origins.",
                        "rationale": "Species substitution, origin claims and repacking can only be assessed when evidence remains connected to the material lot.",
                        "layers": [
                            {
                                "id": "source-and-claim-evidence",
                                "name": "Source and claim evidence",
                                "description": "Qualify production-origin and trade claims through records applicable to the specific source and movement.",
                                "findings": [
                                    {
                                        "id": "documented-origin-and-trade-status",
                                        "name": "Documented origin and trade status",
                                        "description": "Keep wild or farmed origin, geographic claims and applicable trade documentation explicit and independently assessable.",
                                        "questions": [
                                            {
                                                "text": "What records establish the claimed wild or farmed origin, production location and source operator?",
                                                "kind": "provenance",
                                                "id": "documented-origin-and-trade-status-q01"
                                            },
                                            {
                                                "text": "Which species- and movement-specific trade or labelling requirements apply, and what evidence demonstrates that this lot meets them?",
                                                "kind": "boundary",
                                                "id": "documented-origin-and-trade-status-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "container-to-source-link",
                                "name": "Container-to-source link",
                                "description": "Preserve traceability through packing, splitting, combining and repacking.",
                                "findings": [
                                    {
                                        "id": "lot-lineage-and-withdrawal",
                                        "name": "Lot lineage and withdrawal",
                                        "description": "Connect the current container to parent lots and downstream portions so claims and withdrawal decisions follow the material.",
                                        "questions": [
                                            {
                                                "text": "Which identifiers and records link this container through any repacking or lot combination to its source lots?",
                                                "kind": "provenance",
                                                "id": "lot-lineage-and-withdrawal-q01"
                                            },
                                            {
                                                "text": "If a source lot fails authentication or condition review, which containers and distributed portions must be located and held?",
                                                "kind": "action",
                                                "id": "lot-lineage-and-withdrawal-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "evidence-and-external-alignment",
                        "name": "Evidence and external alignment",
                        "description": "What the world already says about this thing, gathered so the model can be checked against it.",
                        "rationale": "A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.",
                        "layers": [
                            {
                                "id": "reported-evidence",
                                "name": "Reported evidence",
                                "description": "Findings from the breadth pass, kept separate from the structural claims.",
                                "findings": [
                                    {
                                        "id": "evidence-confidence-notes",
                                        "name": "Check these first",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "This describes the culinary material; caviar is a variable biological food mixture, not a pure chemical with a single CAS number or melting point.",
                                            "Trade names such as osetra do not always establish an exact species; confirm scientific identity and hybrid status from traceability records.",
                                            "Recalled information only: verify current standards, jurisdictional rules and product-specific preservation conditions before operational use."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-confidence-notes-q01",
                                                "text": "Which of these check these first hold for the sense of caviar this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-kinds",
                                        "name": "Kinds and varieties",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Beluga caviar",
                                            "Osetra caviar",
                                            "Sevruga caviar",
                                            "Siberian sturgeon caviar",
                                            "White sturgeon caviar",
                                            "Pressed caviar"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of caviar this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-identifiers",
                                        "name": "Identifiers and schemes",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "scheme": "CITES universal caviar labelling system",
                                                "value_or_pattern": "Species code / source code / country of origin / year / processing or repackaging plant registration code / lot identifier",
                                                "note": "Identifies the biological source and traceability of a container; precise field requirements depend on whether it is processed or repackaged."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-identifiers-q01",
                                                "text": "Which of these identifiers and schemes hold for the sense of caviar this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-standards-and-regulation",
                                        "name": "Standards and regulation",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Codex Alimentarius Commission: Standard for Sturgeon Caviar, CXS 291-2010.",
                                            "CITES: international trade controls for sturgeons and paddlefishes, with a universal caviar labelling system.",
                                            "Codex Alimentarius Commission: General Principles of Food Hygiene, including the HACCP framework."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-standards-and-regulation-q01",
                                                "text": "Which of these standards and regulation hold for the sense of caviar this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-real-world-use",
                                        "name": "Real-world use",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Eaten directly as a delicacy.",
                                            "Served as a topping or garnish for dishes such as blini and canapés.",
                                            "Traded as a high-value aquaculture food product."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of caviar this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-measurements",
                                        "name": "Typical measurements",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "quantity": "Salt content of lightly salted caviar",
                                                "typical_range": "Approximately 3-5; formulation and reporting basis vary",
                                                "unit": "% by mass"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of caviar this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-failure-modes-and-hazards",
                                        "name": "Failure modes and hazards",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Microbial growth when refrigeration, sanitation or shelf-life controls fail.",
                                            "Potential botulism hazard in inadequately controlled, reduced-oxygen packaged fish products.",
                                            "Allergic reactions in people sensitive to fish roe proteins.",
                                            "Oxidation, rancidity, egg rupture and liquid release that impair quality.",
                                            "Species substitution, false origin claims and laundering of illegally sourced roe."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of caviar this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-regional-variation",
                                        "name": "Regional variation",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Naming rules differ: some markets reserve unqualified 'caviar' for sturgeon roe, while others use qualified names for roe from other fish.",
                                            "Permitted preservatives, labelling requirements and import conditions differ by jurisdiction."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-regional-variation-q01",
                                                "text": "Which of these regional variation hold for the sense of caviar this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-neighbours",
                                        "name": "Neighbouring kinds and how to tell them apart",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "name": "Fish roe",
                                                "difference": "Roe is the broader category of fish eggs; it need not come from sturgeon or have undergone caviar preparation."
                                            },
                                            {
                                                "name": "Salmon roe",
                                                "difference": "Comes from salmon rather than sturgeon and generally has larger, orange to red eggs."
                                            },
                                            {
                                                "name": "Caviar substitute",
                                                "difference": "Imitates caviar using other roe or formed ingredients rather than prepared sturgeon eggs."
                                            },
                                            {
                                                "name": "Sturgeon",
                                                "difference": "The fish that produces the eggs, rather than the processed food."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of caviar this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Which authoritative definition should govern this registry entry, and how should broader commercial uses of the word caviar be represented without creating duplicate concepts?",
                "Which species and hybrid authentication methods are reliable for the product forms covered, and what limitations should accompany their results?",
                "Which grading terms have reproducible criteria, and which are specific to individual suppliers or markets?",
                "What product-specific evidence establishes acceptable storage, temperature-excursion and opened-container limits for each preparation and package type?",
                "Which current trade, labelling and traceability requirements apply by source species, production origin and destination, including repacked lots?"
            ],
            "statistics": {
                "bundles": 5,
                "layers": 9,
                "findings": 17,
                "questions": 25
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "chemical substance or material",
            "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 caviar, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an AI agent to identify caviar, assess its documented condition and provenance, and determine suitable handling, use or disposition.",
            "characteristics": {
                "substance": "material",
                "origin": "natural",
                "agency": "inert",
                "mobility": "varies"
            },
            "whatYouCanDoWithIt": [
                "observed and measured",
                "consumed or used up"
            ],
            "distinguishingFeatures": [
                "Names folded into this entry, which a task may need to split apart again: red caviar, beluga caviar, sevruga caviar.",
                "3 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 77 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 caviar, 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",
                "use it up, and then need more of it"
            ],
            "howItIsRecognised": [
                "Not recognisable by sight in any reliable way. Appearance varies with grade, form and additives; identification is by label, by documentation, or by assay."
            ],
            "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": [
                        "red caviar",
                        "beluga caviar",
                        "sevruga caviar"
                    ]
                }
            ],
            "standing": "Described in 77 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 3 finer distinctions are held inside this entry as names rather than as separate models.",
            "structure": {
                "bundles": [
                    {
                        "id": "identity-and-classification",
                        "name": "Identity, naming and classification",
                        "description": "How an agent tells one caviar from another, and a caviar 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 caviar, 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 caviar, 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 caviar 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 caviar, 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 caviar, 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 caviar 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 caviar 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 caviar, 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 caviar, 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 caviar 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 caviar from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a caviar, 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 caviar, 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 caviar 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 caviar 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 caviar, 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 caviar, 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 caviar 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 caviar is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a caviar, 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 caviar, 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 caviar 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 caviar is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a caviar, 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 caviar, 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 caviar 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 caviar 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 caviar is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a caviar, 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 caviar, 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 caviar 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 caviar 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 caviar, 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 caviar, 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 caviar 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 caviar 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 caviar between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a caviar, 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 caviar, 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 caviar 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 caviar, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a caviar 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 caviar, 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 caviar, 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 caviar is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "use-and-operation",
                        "name": "Use and operation",
                        "description": "What can be done with a caviar and what it takes to do it.",
                        "rationale": "An agent that can recognise a thing but not act on it has only half a model.",
                        "layers": [
                            {
                                "id": "intended-use",
                                "name": "Intended use and function",
                                "description": "What a caviar is for, and what it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-and-purpose",
                                        "name": "Function, purpose and misuse",
                                        "description": "The function a caviar performs and the uses that fall outside it.",
                                        "questions": [
                                            {
                                                "id": "function-and-purpose-q01",
                                                "text": "What identifies and describes the use of a caviar, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "function-and-purpose-q02",
                                                "text": "Who or what asserted this about the use of a caviar, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "function-and-purpose-q03",
                                                "text": "What may an agent decide or do once the use of a caviar is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "handling-and-procedure",
                                "name": "Handling and procedure",
                                "description": "The steps, skills and tools involved in using a caviar.",
                                "findings": [
                                    {
                                        "id": "procedures-and-skills",
                                        "name": "Procedures, skills and required tools",
                                        "description": "What an agent needs before it can act on a caviar at all.",
                                        "questions": [
                                            {
                                                "id": "procedures-and-skills-q01",
                                                "text": "What identifies and describes handling a caviar, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "procedures-and-skills-q02",
                                                "text": "Who or what asserted this about handling a caviar, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "procedures-and-skills-q03",
                                                "text": "What may an agent decide or do once handling a caviar is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "supply-and-consumption",
                                "name": "Supply and consumption",
                                "description": "Quantities, rates and what running out means.",
                                "findings": [
                                    {
                                        "id": "consumption-and-stock",
                                        "name": "Consumption, stock and replenishment",
                                        "description": "How much of a caviar there is and how fast it goes.",
                                        "questions": [
                                            {
                                                "id": "consumption-and-stock-q01",
                                                "text": "What identifies and describes the supply of a caviar, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "consumption-and-stock-q02",
                                                "text": "Who or what asserted this about the supply of a caviar, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "consumption-and-stock-q03",
                                                "text": "What may an agent decide or do once the supply of a caviar is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "composition-and-identity",
                        "name": "Composition, grade and chemical identity",
                        "description": "What caviar is made of and how pure the thing in hand is.",
                        "rationale": "Grade decides what a substance may be used for, so a model that records only the name cannot support any decision about use.",
                        "layers": [
                            {
                                "id": "chemical-identity",
                                "name": "Chemical identity",
                                "description": "Formula, structure and the registry numbers that name it unambiguously.",
                                "findings": [
                                    {
                                        "id": "identity-record",
                                        "name": "Identity and registry numbers",
                                        "description": "What identifies this substance across suppliers and regulators.",
                                        "questions": [
                                            {
                                                "id": "identity-record-q01",
                                                "text": "What formula, structure and registry identifiers name caviar unambiguously?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "identity-record-q02",
                                                "text": "Which related substances share a name in common use but not an identifier?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "grade-and-impurities",
                                "name": "Grade, purity and impurities",
                                "description": "The specification a batch meets and what else is in it.",
                                "findings": [
                                    {
                                        "id": "specification",
                                        "name": "Specification and assay",
                                        "description": "How purity is stated and measured, and which impurities matter.",
                                        "questions": [
                                            {
                                                "id": "specification-q01",
                                                "text": "What grades of caviar exist, how is purity assayed, and which impurities are limited?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "specification-q02",
                                                "text": "Which use requires which grade, and what happens when a lower grade is substituted?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "properties-and-behaviour",
                        "name": "Properties and behaviour",
                        "description": "How caviar behaves under conditions an agent can measure or change.",
                        "rationale": "Physical constants are the part of a substance model that transfers between contexts, and each needs its unit and its conditions.",
                        "layers": [
                            {
                                "id": "physical-constants",
                                "name": "Physical constants",
                                "description": "Values that hold for the pure substance, with their conditions.",
                                "findings": [
                                    {
                                        "id": "constants-record",
                                        "name": "Constants and conditions",
                                        "description": "The quantities worth recording and the state they apply in.",
                                        "questions": [
                                            {
                                                "id": "constants-record-q01",
                                                "text": "What are the defining physical constants of caviar, in what units and under what conditions?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "constants-record-q02",
                                                "text": "Which of these values change with grade or form rather than being fixed?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "stability-and-reactivity",
                                "name": "Stability and reactivity",
                                "description": "What it reacts with, degrades into, and how it is stored.",
                                "findings": [
                                    {
                                        "id": "incompatibilities",
                                        "name": "Incompatibilities and degradation",
                                        "description": "What must not meet it, and what it becomes over time.",
                                        "questions": [
                                            {
                                                "id": "incompatibilities-q01",
                                                "text": "What is caviar incompatible with, and what does it degrade into under storage?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "incompatibilities-q02",
                                                "text": "What storage and handling does that require, and who is competent to do it?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "hazard-and-regulation",
                        "name": "Hazard classification and regulation",
                        "description": "How caviar can harm, and what the law says about holding and moving it.",
                        "rationale": "A substance model without its hazard class and its regulatory identity is unusable in exactly the situations that matter.",
                        "layers": [
                            {
                                "id": "hazard-class",
                                "name": "Hazard classification",
                                "description": "Classified hazards, exposure limits and protective measures.",
                                "findings": [
                                    {
                                        "id": "classified-hazards",
                                        "name": "Classified hazards and limits",
                                        "description": "The classification, the scheme it belongs to, and the limits set.",
                                        "questions": [
                                            {
                                                "id": "classified-hazards-q01",
                                                "text": "How is caviar classified for hazard, under which scheme, and what exposure limits apply?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "classified-hazards-q02",
                                                "text": "What protection does handling require, and what must an agent refuse to do without it?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "regulatory-identity",
                                "name": "Regulatory identity and control",
                                "description": "Registration, restriction and transport rules by jurisdiction.",
                                "findings": [
                                    {
                                        "id": "controls",
                                        "name": "Controls and jurisdiction",
                                        "description": "Where it is restricted and what the restriction attaches to.",
                                        "questions": [
                                            {
                                                "id": "controls-q01",
                                                "text": "Which registrations, restrictions or transport rules cover caviar, and where?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "id": "controls-q02",
                                                "text": "Does the control attach to the substance, its concentration, or its intended use?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a caviar 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 caviar and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a caviar, 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 caviar, 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 caviar 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 caviar is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a caviar, 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 caviar, 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 caviar is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "statistics": {
                "bundles": 9,
                "layers": 20,
                "findings": 22,
                "questions": 60
            }
        }
    }
}