{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.dollar","code":"thing-q14083","url":"https://ver.cy/models/thing/q14083/","name":"dollar","alternateNames":["Zimbabwean dollar","international United States dollar"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Cross-cutting context","entryKind":"thing","plane":"XCT","domain":["XCT.QTY"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The name of many currencies, most prominently the United States dollar (USD), and also the Canadian, Australian, New Zealand, Hong Kong, Singapore and other dollars; historical examples include the Zimbabwean dollar.","purpose":"Let an agent handle dollars by country, ISO code, symbol and exchange rates, disambiguating which dollar is meant, with sourced data and no investment advice.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Name shared by many currencies","USD is the main reserve currency","Symbol $ is ambiguous","Some dollars have been redenominated or abandoned"],"structure":{"bundles":[{"id":"identity","name":"Identity","description":"Which dollar.","layers":[{"id":"currency","name":"Currency","description":"Country and code.","findings":[{"id":"currency-finding","name":"Currency","description":"Which dollar.","questions":[{"text":"Which dollar is meant, by country and ISO code?","kind":"definition"},{"text":"Is the symbol ambiguous here?","kind":"boundary"}]}]},{"id":"history","name":"History","description":"Redenominations.","findings":[{"id":"history-finding","name":"History","description":"History.","questions":[{"text":"Has this dollar been redenominated or replaced?","kind":"provenance"},{"text":"When?","kind":"provenance"}]}]}]},{"id":"value","name":"Value","description":"Rates.","layers":[{"id":"rate","name":"Rate","description":"Exchange rate.","findings":[{"id":"rate-finding","name":"Rate","description":"Exchange rate.","questions":[{"text":"What is the rate, from which source and at what time?","kind":"measurement"},{"text":"Official or market?","kind":"definition"}]}]},{"id":"advice","name":"Advice","description":"No personal advice.","findings":[{"id":"advice-finding","name":"Advice","description":"Advice limit.","questions":[{"text":"Is the user asking whether to buy or sell currency?","kind":"boundary"},{"text":"How should the agent respond?","kind":"action"}]}]}]},{"id":"writing","name":"Writing","description":"Notation.","layers":[{"id":"symbols","name":"Symbols","description":"Prefixes.","findings":[{"id":"symbols-finding","name":"Symbols","description":"Notation.","questions":[{"text":"Should the amount use an ISO code or prefixed symbol?","kind":"action"},{"text":"Is the decimal separator clear?","kind":"boundary"}]}]},{"id":"rounding","name":"Rounding","description":"Cents.","findings":[{"id":"rounding-finding","name":"Rounding","description":"Rounding.","questions":[{"text":"How many decimal places are used?","kind":"definition"},{"text":"Are cash roundings applied?","kind":"definition"}]}]}]},{"id":"money","name":"Money","description":"Notes and coins.","layers":[{"id":"notes","name":"Notes","description":"Security features.","findings":[{"id":"notes-finding","name":"Notes","description":"Banknotes.","questions":[{"text":"How can banknotes be checked for authenticity?","kind":"provenance"},{"text":"Which series are current?","kind":"provenance"}]}]},{"id":"reserve","name":"Reserve role","description":"Global use.","findings":[{"id":"reserve-finding","name":"Reserve","description":"Reserve currency.","questions":[{"text":"What role does the US dollar play in reserves and trade, according to official data?","kind":"provenance"},{"text":"How is that measured?","kind":"definition"}]}]}]}]},"agentConduct":{"may":["Say which dollar is meant, by country and ISO code, before stating an amount.","Report exchange rates with their source and time."],"mustNot":["State an amount in dollars without saying which currency when it matters.","Help counterfeit dollar notes or coins.","Move or convert funds on someone's behalf without their decision.","Help evade sanctions, currency controls or anti-money-laundering rules."],"requiresHuman":["Any payment or conversion of funds."]},"ethics":{"considerations":["Confusing dollars has real costs in contracts and remittances.","Counterfeiting and money laundering harm public trust and finances."],"affectedParties":["People paid and saving in dollars","Businesses and traders"]},"owners":{"steward":"The central bank or monetary authority that issues each dollar.","roles":[],"masterSystems":[]},"relations":[{"target":"Q8142","type":"parent","note":"registry parent class"},{"target":"currency","type":"related","note":"category"},{"target":"central bank","type":"related","note":"issuer"},{"target":"cent","type":"related","note":"subunit"},{"target":"exchange rate","type":"related","note":"value"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.dollar","Wikidata: Q14083 (https://www.wikidata.org/wiki/Q14083)","ISO 4217: USD 840, CAD 124, AUD 036 and others currency codes"]},"properties":{"applicability":"not-applicable","items":[]},"recognition":{"applicability":"optional","items":["Symbol $ with prefixes such as US$, C$, A$","ISO codes such as USD, CAD, AUD","Historical dollars such as the Zimbabwean dollar","Banknotes and coins of many designs; the $ sign."]},"capabilities":{"applicability":"required","items":["identify which dollar is meant","convert at sourced rates","use correct symbols and codes","understand historical dollars"]},"hazards":{"applicability":"required","items":["Ambiguous $ amounts","Outdated rates","Personal investment advice"]},"interfaces":{"applicability":"required","items":["ISO 4217","Central bank regulations"]},"context":{"applicability":"required","items":["Pricing, payment and reserves in many economies.","United States dollar","Canadian dollar","Australian and New Zealand dollars","Asian dollars such as HKD and SGD","historical dollars"]}},"sources":[{"title":"Wikidata item Q14083: dollar","url":"https://www.wikidata.org/wiki/Q14083","note":"identity and sense of the item"},{"title":"Wikipedia: Dollar","url":"https://en.wikipedia.org/wiki/Dollar","note":"general description of the item"}],"openQuestions":["Should each dollar be a separate entry?","How should rates be sourced and timestamped?","How should historical dollars be linked?"],"resources":{"spec":"/models/things/publications/thing-q14083/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q14083/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T08:17:18Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"not-applicable","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-06T19:51:54+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.properties":"Plane XCT: no invented physical properties."},"score":1.0}}