{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.historical-period","code":"thing-q11514315","url":"https://ver.cy/models/thing/q11514315/","name":"historical period","alternateNames":["Visoko during the Middle Ages","era of independence","stratigraphic distribution","pre-1900","climate era","first hundred days","pre-statistical period","federalism in Switzerland","bike boom","feudalism in the Holy Roman Empire","Protodigital Epoch","Predigital Epoch"],"kind":"thing","status":"published","version":"0.2.0-wave.4","language":"en","classifiers":{"family":"Thing Registry","category":"Information and virtual systems","entryKind":"thing","plane":"INF","domain":["INF.KNW"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A named span of time used to organise history, defined by shared characteristics such as political regimes, cultural movements or technologies, with examples the registry aliases name such as an era of independence, the first hundred days of a government, the pre-1900 period and the medieval history of a place; periods are interpretive conventions with debated boundaries rather than natural divisions, and periodisation itself is a subject of historical debate, with schemes attributed. Terms such as Middle Ages or Bronze Age carry assumptions and vary by region.","purpose":"Let an agent explain historical periods, relay periodisation, examples and its constructed nature from historiography sources with schemes attributed, describe the named examples, and distinguish historical periods from dates, events, geological periods and dynasties.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Named time span","Shared characteristics","Debated boundaries","Constructed convention"],"structure":{"bundles":[{"id":"understand","name":"Understand","description":"What a historical period is.","layers":[{"id":"definition","name":"Definition","description":"Definition.","findings":[{"id":"definition-finding","name":"Definition","description":"Definition.","questions":[{"text":"What is a historical period, and how does it differ from dates, events, geological periods and dynasties?","kind":"definition"},{"text":"Is the question about a specific period or about periodisation itself?","kind":"boundary"}]}]},{"id":"examples","name":"Examples","description":"Named examples.","findings":[{"id":"examples-finding","name":"Examples","description":"Examples.","questions":[{"text":"What are an era of independence, a climate era, the first hundred days and the pre-1900 period?","kind":"definition"},{"text":"Which entry fits the specific period?","kind":"action"}]}]}]},{"id":"periodisation","name":"Periodisation","description":"Periodisation.","layers":[{"id":"schemes","name":"Schemes","description":"Periodisation schemes.","findings":[{"id":"schemes-finding","name":"Schemes","description":"Schemes.","questions":[{"text":"How do historians divide history, and why are boundaries debated, with schemes attributed?","kind":"provenance"},{"text":"Which references are standard?","kind":"provenance"}]}]},{"id":"labels","name":"Labels","description":"Loaded labels.","findings":[{"id":"labels-finding","name":"Labels","description":"Labels.","questions":[{"text":"Why do labels such as Dark Ages carry assumptions?","kind":"provenance"},{"text":"Which sources are cited?","kind":"provenance"}]}]}]},{"id":"kinds","name":"Kinds","description":"Kinds of period.","layers":[{"id":"cultural","name":"Cultural","description":"Cultural periods.","findings":[{"id":"cultural-finding","name":"Cultural","description":"Cultural.","questions":[{"text":"How are cultural periods such as the Renaissance defined?","kind":"provenance"},{"text":"Which entry fits Renaissance?","kind":"action"}]}]},{"id":"technological","name":"Technological","description":"Technological ages.","findings":[{"id":"technological-finding","name":"Technological","description":"Technological.","questions":[{"text":"How are ages such as the Bronze Age defined, and why do they vary by region?","kind":"provenance"},{"text":"Is the information accurate?","kind":"boundary"}]}]}]},{"id":"context","name":"Context","description":"Other timelines.","layers":[{"id":"geological","name":"Geological","description":"Geological periods.","findings":[{"id":"geological-finding","name":"Geological","description":"Geological.","questions":[{"text":"How do geological periods differ from historical periods?","kind":"provenance"},{"text":"Which entry fits geologic time scale?","kind":"action"}]}]},{"id":"climate","name":"Climate","description":"Climate eras.","findings":[{"id":"climate-finding","name":"Climate","description":"Climate.","questions":[{"text":"How are climate eras such as the Little Ice Age defined?","kind":"provenance"},{"text":"Is the presentation neutral and attributed?","kind":"boundary"}]}]}]}]},"agentConduct":{"may":["Name a historical period with its dates and the region and scheme it belongs to.","Note when period boundaries or labels are disputed."],"mustNot":["Apply one region's periods to the whole world without saying so.","Present period labels as natural rather than constructed.","Use loaded period labels that demean peoples, such as calling their past dark or primitive.","Confuse historical periods with geological or climatic eras."],"requiresHuman":["Choosing period labels for teaching materials or official histories."]},"ethics":{"considerations":["Periodisation shapes whose history is seen as important.","Labels can carry colonial or political judgements."],"affectedParties":["Students","Peoples whose history is labelled"]},"owners":{"steward":"Nobody owns a period; historians and their communities set the conventions.","roles":[],"masterSystems":[]},"relations":[{"target":"Q17524420","type":"parent","note":"registry parent class"},{"target":"Q186081","type":"parent","note":"registry parent class"},{"target":"time interval","type":"related","note":"in registry terms"},{"target":"periodisation","type":"related"},{"target":"date","type":"related"},{"target":"geological period","type":"related"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.historical-period","Wikidata: Q11514315 (https://www.wikidata.org/wiki/Q11514315)"]},"properties":{"applicability":"not-applicable","items":["nature: interpretive convention note","examples: Middle Ages, Bronze Age, Renaissance list","registry parents: aspect of history, time interval note"]},"recognition":{"applicability":"optional","items":["A historical period is a named span used to organise history.","Examples include an era of independence, the first hundred days of a government, the pre-1900 period and the medieval history of a place.","Dates are points, events are happenings, geological periods are earth-history divisions, climatic eras describe climate history, stratigraphic distribution concerns occurrence within strata, and dynasties are ruling lines.","Not a physical object; labels and divisions in histories and timelines."]},"capabilities":{"applicability":"required","items":["explain periodisation","relay examples","note the constructed nature","distinguish related concepts"]},"hazards":{"applicability":"required","items":["Treating periods as natural rather than constructed","Applying one region s periods universally","Loaded period labels"]},"interfaces":{"applicability":"required","items":["Not applicable"]},"context":{"applicability":"required","items":["Organising history into named spans.","political periods","cultural periods","technological ages","climatic and geological eras"]}},"sources":[{"title":"Wikidata item Q11514315: historical period","url":"https://www.wikidata.org/wiki/Q11514315","note":"identity and sense of the item"},{"title":"Wikipedia: Historical period","url":"https://en.wikipedia.org/wiki/Historical_period","note":"general description of the item"}],"openQuestions":["Should specific periods be separate entries?","How should periodisation debates be presented?","How should regional periodisation be documented?"],"resources":{"spec":"/models/things/publications/thing-q11514315/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q11514315/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-14T02:27:14Z","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 2026-10-07T10:10:25+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.properties":"Plane INF: no invented physical properties."},"score":1.0}}