{ "model": { "rank": 1162, "code": "thing-q8341", "model_id": "vr.tr.jazz", "name": "jazz", "purpose": "Let an agent handle jazz by style, musicians, recordings, history and venues, crediting its African American origins and presenting critical views with attribution.", "family": "Thing Registry", "category": "Information and virtual systems", "status": "research-draft", "kind": "thing", "plane": "INF", "domain": "INF.MED", "industry": "", "version": "", "url": "/models/thing/q8341/", "tier": 2, "score": 175, "payload": { "layer": "wikidata", "aliases": [ "spy music", "Latin jazz", "instrumental jazz", "vocal jazz", "avant-garde jazz", "Afro-Cuban jazz", "Spanish jazz", "sacred jazz", "European jazz", "Afro-jazz", "folk jazz", "jazz-funk", "stride piano", "ska jazz", "bebop", "jazz fusion", "big band music", "Brazilian jazz", "Arabic jazz", "Finnish jazz", "Bulawayo jazz", "New Zealand jazz", "Maghreb jazz", "post-bop", "ambient jazz", "modal jazz", "crime jazz", "jazz yoik", "nu jazz", "Cuban jazz music", "early jazz", "jive", "East Coast jazz", "New Yorker Downtown", "off jazz", "Fjord jazz", "Creole jazz", "Roma jazz", "Russian jazz", "Chilean jazz" ], "aliasCount": 131, "merged": 131, "knownIn": 175, "facets": null, "markers": [], "lexicalClass": "", "senseRank": null, "alsoRegisteredAs": "vr.tr.jazz", "source": { "dataset": "wikidata", "item": "Q8341", "url": "https://www.wikidata.org/wiki/Q8341", "license": "CC0 1.0" } }, "research": { "vercy": "1.0-draft", "publication": { "status": "research-draft", "adjudicationStatus": "unreviewed", "publishableCanonical": false, "generatedAt": "2026-09-11T10:06:49Z", "providers": [ "Claude" ], "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify", "pass": 2, "wave": 1, "engine": "claude" }, "metaModel": { "id": "THING-Q8341", "registryId": "vr.tr.jazz", "name": "jazz", "version": "0.2.0-wave.1", "entryKind": "thing", "family": "Thing Registry", "domain": [ "INF.MED" ], "status": "research-draft" }, "canonicalUrl": "https://ver.cy/models/thing/q8341/", "model": { "registry_id": "vr.tr.jazz", "name": "jazz", "purpose": "Let an agent handle jazz by style, musicians, recordings, history and venues, crediting its African American origins and presenting critical views with attribution.", "definition": "A music genre that originated in African American communities in New Orleans in the late 19th and early 20th centuries, characterised by swing, blue notes, call and response, polyrhythm and improvisation, with styles from ragtime and swing to bebop, modal, fusion and Latin jazz.", "what_it_is_for": "Music for listening, dancing and improvisation.", "affordances": [ "identify jazz styles", "find musicians and recordings", "trace history and influences", "find venues, festivals and education" ], "distinguishing_features": [ "Improvisation", "Swing and syncopation", "African American origins", "Many evolving styles" ], "appearance": "Small groups or big bands with brass, reeds, piano, bass and drums; recordings and live sets.", "visual_identification": [ "Improvised solos", "Swing feel and blue notes", "Jazz dance is a related form" ], "physical_properties": [], "families_and_kinds": [ "early jazz and ragtime", "swing and big band", "bebop and hard bop", "modal and free jazz", "fusion, Latin and Afro-Cuban jazz" ], "related_models": [ { "relation": "is a kind of", "target": "popular music", "why": "category" }, { "relation": "originated in", "target": "African American communities of New Orleans", "why": "origin" }, { "relation": "is related to", "target": "blues", "why": "related genre" }, { "relation": "is performed by", "target": "jazz ensemble", "why": "performers" } ], "identifiers": [], "standards_and_regulation": [ "Copyright and performing rights", "UNESCO International Jazz Day" ], "failure_modes_and_hazards": [ "Erasing African American origins", "Presenting taste as fact" ], "in_scope": [], "out_of_scope": [], "characteristics": [] }, "sources": [], "structure": { "bundles": [ { "id": "style", "name": "Style", "description": "Which jazz.", "rationale": "Styles differ.", "layers": [ { "id": "which", "name": "Which", "description": "Style.", "findings": [ { "id": "which-finding", "name": "Which", "description": "Jazz style.", "questions": [ { "text": "Which jazz style is meant?", "kind": "definition" }, { "text": "What features characterise it?", "kind": "definition" } ] } ] }, { "id": "musicians", "name": "Musicians", "description": "Key figures.", "findings": [ { "id": "musicians-finding", "name": "Musicians", "description": "Musicians.", "questions": [ { "text": "Which musicians are associated with this style, according to historians?", "kind": "provenance" }, { "text": "Which recordings represent them?", "kind": "provenance" } ] } ] } ] }, { "id": "history", "name": "History", "description": "Origins.", "rationale": "Origins must be credited.", "layers": [ { "id": "origins", "name": "Origins", "description": "New Orleans.", "findings": [ { "id": "origins-finding", "name": "Origins", "description": "Origins.", "questions": [ { "text": "How did jazz emerge in African American communities?", "kind": "provenance" }, { "text": "Which sources document it?", "kind": "provenance" } ] } ] }, { "id": "spread", "name": "Spread", "description": "Global scenes.", "findings": [ { "id": "spread-finding", "name": "Spread", "description": "Global spread.", "questions": [ { "text": "How did jazz spread to other countries and styles?", "kind": "provenance" }, { "text": "Which scenes developed?", "kind": "provenance" } ] } ] } ] }, { "id": "music", "name": "Music", "description": "How it works.", "rationale": "Theory explains practice.", "layers": [ { "id": "improvisation", "name": "Improvisation", "description": "Solos.", "findings": [ { "id": "improvisation-finding", "name": "Improvisation", "description": "Improvisation.", "questions": [ { "text": "How does improvisation work over chord changes?", "kind": "definition" }, { "text": "Which learning resources help?", "kind": "provenance" } ] } ] }, { "id": "standards", "name": "Standards", "description": "Repertoire.", "findings": [ { "id": "standards-finding", "name": "Standards", "description": "Jazz standards.", "questions": [ { "text": "Which tunes are common jazz standards?", "kind": "provenance" }, { "text": "Who composed them?", "kind": "provenance" } ] } ] } ] }, { "id": "listening", "name": "Listening", "description": "Live and recorded.", "rationale": "Fans need facts.", "layers": [ { "id": "venues", "name": "Venues", "description": "Clubs and festivals.", "findings": [ { "id": "venues-finding", "name": "Venues", "description": "Venues.", "questions": [ { "text": "Which venues or festivals present jazz here?", "kind": "provenance" }, { "text": "When are events scheduled?", "kind": "provenance" } ] } ] }, { "id": "education", "name": "Education", "description": "Learning jazz.", "findings": [ { "id": "education-finding", "name": "Education", "description": "Jazz education.", "questions": [ { "text": "Where can people study jazz?", "kind": "provenance" }, { "text": "Are there community ensembles?", "kind": "provenance" } ] } ] } ] } ] }, "openQuestions": [ "Should each jazz style be a separate entry?", "How should discographies be linked?", "How should regional scenes be represented?" ], "statistics": { "bundles": 4, "layers": 8, "findings": 8, "questions": 16 } }, "draft": { "generator": "vr.draft.v3", "status": "draft-generated", "researched": false, "archetype": "work, medium or creative form", "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 jazz, record what state it is in, and decide what may be done with it.", "whatItIs": "Let an agent handle jazz by style, musicians, recordings, history and venues, crediting its African American origins and presenting critical views with attribution.", "characteristics": { "substance": "information", "origin": "conceptual", "agency": "inert" }, "whatYouCanDoWithIt": [ "read and interpreted", "observed and measured" ], "distinguishingFeatures": [ "Names folded into this entry, which a task may need to split apart again: spy music, Latin jazz, instrumental jazz, vocal jazz, avant-garde jazz, Afro-Cuban jazz, Spanish jazz, sacred jazz, European jazz, Afro-jazz, folk jazz, jazz-funk.", "131 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.", "Described in 175 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 jazz, and on what evidence are they told apart?" ], "whatItIsMadeOf": "content that has to be carried by something else", "physicalCharacter": [ "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": [ "read it and act on what it says", "observe it, measure it, record its state" ], "howItIsRecognised": [ "What is seen is a copy or a performance, not the work. Recognising the work means recognising the content through whatever is carrying it." ], "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": [ "spy music", "Latin jazz", "instrumental jazz", "vocal jazz", "avant-garde jazz", "Afro-Cuban jazz", "Spanish jazz", "sacred jazz", "European jazz", "Afro-jazz", "folk jazz", "jazz-funk" ] } ], "standing": "Described in 175 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 131 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 jazz from another, and a jazz 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 jazz, 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 jazz, 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 jazz 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 jazz, 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 jazz, 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 jazz 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 jazz 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 jazz, 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 jazz, 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 jazz 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 jazz from the things most often confused with it.", "questions": [ { "id": "distinguishing-features-q01", "text": "What identifies and describes what distinguishes a jazz, 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 jazz, 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 jazz 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 jazz 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 jazz between them.", "questions": [ { "id": "stages-and-transitions-q01", "text": "What identifies and describes the lifecycle of a jazz, 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 jazz, 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 jazz 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 jazz, how often and by whom.", "findings": [ { "id": "observation-record", "name": "Observation record", "description": "How an observation of a jazz 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 jazz, 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 jazz, 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 jazz is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "content-and-access", "name": "Content, encoding and access", "description": "What a jazz says, how it is encoded and who may read it.", "rationale": "An informational thing carries content that can be copied, versioned and withheld, none of which its physical carrier explains.", "layers": [ { "id": "content-and-encoding", "name": "Content and encoding", "description": "The content itself, its format and its language.", "findings": [ { "id": "content-and-format", "name": "Content, format and language", "description": "What a jazz contains and in what form it is held.", "questions": [ { "id": "content-and-format-q01", "text": "What identifies and describes the content of a jazz, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "content-and-format-q02", "text": "Who or what asserted this about the content of a jazz, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "content-and-format-q03", "text": "What may an agent decide or do once the content of a jazz is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "access-and-rights", "name": "Access, rights and retention", "description": "Who may read, copy or change it, and for how long it is kept.", "findings": [ { "id": "access-rules", "name": "Access rules and retention", "description": "The permissions attached to a jazz and the period it survives.", "questions": [ { "id": "access-rules-q01", "text": "What identifies and describes access to a jazz, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "access-rules-q02", "text": "Who or what asserted this about access to a jazz, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "access-rules-q03", "text": "What may an agent decide or do once access to a jazz is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "work-and-manifestation", "name": "Work, version and copy", "description": "Which level of jazz a statement is about.", "rationale": "The work, the edition, the file and the copy in hand are four things; rights and content attach to different ones.", "layers": [ { "id": "levels", "name": "Levels of the thing", "description": "Work, expression, manifestation and item, in plain terms.", "findings": [ { "id": "level-rules", "name": "What belongs at each level", "description": "Which facts hold for the work and which only for one copy.", "questions": [ { "id": "level-rules-q01", "text": "For jazz, which facts belong to the work itself, which to a version, and which to a single copy?", "kind": "boundary" }, { "id": "level-rules-q02", "text": "What identifier exists at each level, and which one is being cited?", "kind": "definition" } ] } ] }, { "id": "versions", "name": "Versions, editions and variants", "description": "How versions differ and which is canonical to whom.", "findings": [ { "id": "version-record", "name": "Versions and canonicity", "description": "Differences that matter and who calls one authoritative.", "questions": [ { "id": "version-record-q01", "text": "Which versions or editions of jazz exist, and how do they differ substantively?", "kind": "definition" }, { "id": "version-record-q02", "text": "Who treats which version as authoritative, and for what purpose?", "kind": "provenance" } ] } ] } ] }, { "id": "authorship-and-rights", "name": "Authorship, rights and permitted use", "description": "Who made jazz and what may be done with it.", "rationale": "Rights are jurisdictional, time-limited and attached to a level, and an agent that ignores that will copy what it may not.", "layers": [ { "id": "authorship", "name": "Authorship and contribution", "description": "Who contributed what, and in what capacity.", "findings": [ { "id": "contribution-record", "name": "Contributors and roles", "description": "The people and bodies behind it, with their roles.", "questions": [ { "id": "contribution-record-q01", "text": "Who authored or contributed to jazz, in what roles, and how is that attested?", "kind": "provenance" }, { "id": "contribution-record-q02", "text": "Where authorship is disputed or anonymous, what is recorded instead?", "kind": "boundary" } ] } ] }, { "id": "rights", "name": "Rights and permissions", "description": "Which rights subsist, where, until when, and what they permit.", "findings": [ { "id": "rights-record", "name": "Rights, term and permitted acts", "description": "The regime in force and what it allows.", "questions": [ { "id": "rights-record-q01", "text": "What rights subsist in jazz, in which jurisdictions, and until when?", "kind": "definition" }, { "id": "rights-record-q02", "text": "Which acts are permitted without further permission, and which must an agent refuse?", "kind": "action" } ] } ] } ] }, { "id": "provenance-and-evidence", "name": "Provenance, evidence and time", "description": "Where every claim about a jazz 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 jazz and how confident it is.", "questions": [ { "id": "claim-provenance-q01", "text": "What identifies and describes a claim about a jazz, 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 jazz, 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 jazz 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 jazz is retired without being erased.", "questions": [ { "id": "validity-and-supersession-q01", "text": "What identifies and describes the validity of a claim about a jazz, 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 jazz, 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 jazz is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] } ] }, "statistics": { "bundles": 6, "layers": 12, "findings": 14, "questions": 38 } } } }