{ "model": { "rank": 575, "code": "thing-q2342", "model_id": "vr.tr.february-16", "name": "February 16", "purpose": "Let an agent handle February 16 as a calendar date with day number, weekday computation, observances and sourced historical events.", "family": "Thing Registry", "category": "Cross-cutting context", "status": "research-draft", "kind": "thing", "plane": "XCT", "domain": "XCT.TME", "industry": "", "version": "", "url": "/models/thing/q2342/", "tier": 2, "score": 235, "payload": { "layer": "wikidata", "aliases": [ "February 16, 1916" ], "aliasCount": 1, "merged": 1, "knownIn": 235, "facets": null, "markers": [], "lexicalClass": "", "senseRank": null, "alsoRegisteredAs": null, "source": { "dataset": "wikidata", "item": "Q2342", "url": "https://www.wikidata.org/wiki/Q2342", "license": "CC0 1.0" } }, "research": { "vercy": "1.0-draft", "publication": { "status": "research-draft", "adjudicationStatus": "unreviewed", "publishableCanonical": false, "generatedAt": "2026-09-11T07:40:02Z", "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-Q2342", "registryId": "vr.tr.february-16", "name": "February 16", "version": "0.2.0-wave.1", "entryKind": "thing", "family": "Thing Registry", "domain": [ "XCT.TME" ], "status": "research-draft" }, "canonicalUrl": "https://ver.cy/models/thing/q2342/", "model": { "registry_id": "vr.tr.february-16", "name": "February 16", "purpose": "Let an agent handle February 16 as a calendar date with day number, weekday computation, observances and sourced historical events.", "definition": "The 47th day of the year in the Gregorian calendar, with 318 days remaining (319 in leap years); observed as an independence or restoration day in some countries, such as Lithuania State Restoration Day.", "what_it_is_for": "A calendar date for scheduling, anniversaries and observances.", "affordances": [ "compute its weekday in a given year", "list observances", "find sourced historical events", "schedule events" ], "distinguishing_features": [ "47th day of the year", "Same day number in all years", "Weekday varies by year", "National observances in some states" ], "appearance": "A date on calendars.", "visual_identification": [ "Written 16 February or February 16", "ISO format --02-16", "Specific years such as February 16, 1916 are separate" ], "physical_properties": [ { "quantity": "day of year", "typical_range": "47", "unit": "day", "note": "Gregorian" }, { "quantity": "days remaining", "typical_range": "318 or 319", "unit": "days", "note": "common or leap year" } ], "families_and_kinds": [ "the recurring calendar date", "specific dated days in given years" ], "related_models": [ { "relation": "is part of", "target": "February", "why": "month" }, { "relation": "is a kind of", "target": "calendar date", "why": "category" }, { "relation": "is observed as", "target": "Lithuanian State Restoration Day", "why": "observance" }, { "relation": "is expressed in", "target": "ISO 8601", "why": "notation" } ], "identifiers": [ { "scheme": "ISO 8601", "value_or_pattern": "--02-16", "note": "recurring date" } ], "standards_and_regulation": [ "ISO 8601", "National public holiday laws" ], "failure_modes_and_hazards": [ "Date format confusion between day-month and month-day", "Unsourced on-this-day events" ], "in_scope": [], "out_of_scope": [], "characteristics": [] }, "sources": [], "structure": { "bundles": [ { "id": "date", "name": "Date", "description": "Calendar facts.", "rationale": "Calendar arithmetic.", "layers": [ { "id": "weekday", "name": "Weekday", "description": "Computation.", "findings": [ { "id": "weekday-finding", "name": "Weekday", "description": "Weekday.", "questions": [ { "text": "On which weekday does February 16 fall in this year?", "kind": "measurement" }, { "text": "In which calendar?", "kind": "definition" } ] } ] }, { "id": "format", "name": "Format", "description": "Notation.", "findings": [ { "id": "format-finding", "name": "Format", "description": "Date format.", "questions": [ { "text": "How should the date be written for this audience?", "kind": "action" }, { "text": "Is ISO format needed?", "kind": "boundary" } ] } ] } ] }, { "id": "observances", "name": "Observances", "description": "Holidays.", "rationale": "Some countries observe the date.", "layers": [ { "id": "holidays", "name": "Holidays", "description": "Public holidays.", "findings": [ { "id": "holidays-finding", "name": "Holidays", "description": "Observances.", "questions": [ { "text": "Which countries observe a holiday on this date?", "kind": "provenance" }, { "text": "Is it a public holiday?", "kind": "provenance" } ] } ] }, { "id": "events", "name": "Events", "description": "Ceremonies.", "findings": [ { "id": "events-finding", "name": "Events", "description": "Ceremonies.", "questions": [ { "text": "What official events mark it?", "kind": "provenance" }, { "text": "Where are schedules?", "kind": "provenance" } ] } ] } ] }, { "id": "history", "name": "History", "description": "Past events.", "rationale": "Events need sources.", "layers": [ { "id": "events", "name": "Events", "description": "On this day.", "findings": [ { "id": "events-finding", "name": "Events", "description": "Historical events.", "questions": [ { "text": "Which notable events happened on this date, according to reliable sources?", "kind": "provenance" }, { "text": "Are dates in the same calendar?", "kind": "boundary" } ] } ] }, { "id": "calendar-change", "name": "Calendar change", "description": "Old style dates.", "findings": [ { "id": "calendar-change-finding", "name": "Calendar change", "description": "Old style dates.", "questions": [ { "text": "Was the event dated in the Julian calendar?", "kind": "boundary" }, { "text": "How is it converted?", "kind": "action" } ] } ] } ] }, { "id": "planning", "name": "Planning", "description": "Scheduling.", "rationale": "Dates drive plans.", "layers": [ { "id": "countdown", "name": "Countdown", "description": "Days until.", "findings": [ { "id": "countdown-finding", "name": "Countdown", "description": "Countdown.", "questions": [ { "text": "How many days until the next February 16?", "kind": "measurement" }, { "text": "From which date?", "kind": "definition" } ] } ] }, { "id": "anniversaries", "name": "Anniversaries", "description": "Recurring.", "findings": [ { "id": "anniversaries-finding", "name": "Anniversaries", "description": "Anniversaries.", "questions": [ { "text": "Which anniversaries fall on this date this year?", "kind": "provenance" }, { "text": "Which are round numbers?", "kind": "measurement" } ] } ] } ] } ] }, "openQuestions": [ "Should dated days be separate entries?", "How should observances be linked?", "How should events be sourced?" ], "statistics": { "bundles": 4, "layers": 8, "findings": 8, "questions": 16 } }, "draft": { "generator": "vr.draft.v3", "status": "draft-generated", "researched": false, "archetype": "abstract concept", "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 February 16, record what state it is in, and decide what may be done with it.", "whatItIs": "Let an agent handle February 16 as a calendar date with day number, weekday computation, observances and sourced historical events.", "characteristics": { "substance": "abstract", "origin": "conceptual", "agency": "inert" }, "whatYouCanDoWithIt": [ "observed and measured" ], "distinguishingFeatures": [ "Names folded into this entry, which a task may need to split apart again: February 16, 1916.", "1 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.", "Described in 235 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 February 16, and on what evidence are they told apart?" ], "whatItIsMadeOf": "an abstraction with no physical instance", "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": [ "observe it, measure it, record its state" ], "howItIsRecognised": [ "Nothing to see. What is recognised is an instance of it, and which instances count is exactly what is argued about." ], "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": [ "February 16, 1916" ] } ], "standing": "Described in 235 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 1 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 February 16 from another, and a February 16 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 February 16, 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 February 16, 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 February 16 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 February 16, 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 February 16, 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 February 16 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 February 16 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 February 16, 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 February 16, 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 February 16 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 February 16 from the things most often confused with it.", "questions": [ { "id": "distinguishing-features-q01", "text": "What identifies and describes what distinguishes a February 16, 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 February 16, 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 February 16 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 February 16 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 February 16 between them.", "questions": [ { "id": "stages-and-transitions-q01", "text": "What identifies and describes the lifecycle of a February 16, 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 February 16, 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 February 16 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 February 16, how often and by whom.", "findings": [ { "id": "observation-record", "name": "Observation record", "description": "How an observation of a February 16 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 February 16, 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 February 16, 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 February 16 is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "definitions-in-contest", "name": "Definitions and who holds them", "description": "What February 16 is taken to mean, and by whom.", "rationale": "When a field disagrees about a concept, the disagreement is the content. A model that picks one definition silently destroys the information.", "layers": [ { "id": "competing-definitions", "name": "Competing definitions", "description": "The main readings and the traditions behind them.", "findings": [ { "id": "definition-map", "name": "Definitions and their holders", "description": "Each definition with the school or body that holds it.", "questions": [ { "id": "definition-map-q01", "text": "Which definitions of February 16 are in use, and which tradition or body holds each?", "kind": "definition" }, { "id": "definition-map-q02", "text": "What turns on the difference between them in practice?", "kind": "boundary" } ] } ] }, { "id": "operationalisation", "name": "Operationalisation", "description": "How it is measured or applied when it has to be.", "findings": [ { "id": "operational-record", "name": "Measures and proxies", "description": "Instruments and indicators used to stand in for it.", "questions": [ { "id": "operational-record-q01", "text": "How is February 16 operationalised or measured in practice, and by what instrument?", "kind": "measurement" }, { "id": "operational-record-q02", "text": "What does that operationalisation leave out, and when does that matter?", "kind": "boundary" } ] } ] } ] }, { "id": "instances-and-use", "name": "Instances, use and consequence", "description": "What counts as an instance of February 16 and what follows from calling something that.", "rationale": "Applying a concept is an act with consequences, so a model must say what the label licenses and what it does not.", "layers": [ { "id": "instances", "name": "What counts as an instance", "description": "Clear cases, borderline cases and non-cases.", "findings": [ { "id": "instance-tests", "name": "Tests for an instance", "description": "What would settle whether something falls under it.", "questions": [ { "id": "instance-tests-q01", "text": "What would settle whether something is an instance of February 16?", "kind": "boundary" }, { "id": "instance-tests-q02", "text": "Which borderline cases are argued about, and on what grounds?", "kind": "definition" } ] } ] }, { "id": "consequence", "name": "Consequence of application", "description": "Rights, duties or decisions that follow from the label.", "findings": [ { "id": "consequence-record", "name": "What the label licenses", "description": "What an agent may do once something is classified this way.", "questions": [ { "id": "consequence-record-q01", "text": "What follows practically once something is treated as February 16?", "kind": "action" }, { "id": "consequence-record-q02", "text": "What must an agent not infer from the label alone?", "kind": "action" } ] } ] } ] }, { "id": "provenance-and-evidence", "name": "Provenance, evidence and time", "description": "Where every claim about a February 16 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 February 16 and how confident it is.", "questions": [ { "id": "claim-provenance-q01", "text": "What identifies and describes a claim about a February 16, 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 February 16, 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 February 16 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 February 16 is retired without being erased.", "questions": [ { "id": "validity-and-supersession-q01", "text": "What identifies and describes the validity of a claim about a February 16, 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 February 16, 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 February 16 is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] } ] }, "statistics": { "bundles": 5, "layers": 10, "findings": 12, "questions": 32 } } } }