{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.clock","code":"thing-q376","url":"https://ver.cy/models/thing/q376/","name":"clock","alternateNames":["astrarium","street clock","Falke clock","floral clock","Normaluhr","astronomical clock","chronograph","station clock","electric clock","torsion pendulum clock","pendulum clock","master clock"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.OBJ"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"An instrument that measures and displays time, by mechanical, electrical, electronic or atomic means, from wall clocks to astronomical and public clocks.","purpose":"Let an agent handle clocks by mechanism, accuracy, time source and use, as instruments that make time visible.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Measures and displays time","Accuracy depends on mechanism and synchronisation","Radio and network clocks synchronise automatically","Watches are portable clocks"],"structure":{"bundles":[{"id":"mechanism","name":"Mechanism","description":"How it keeps time.","layers":[{"id":"type","name":"Type","description":"Mechanical, quartz, atomic.","findings":[{"id":"type-finding","name":"Mechanism","description":"The mechanism.","questions":[{"text":"What mechanism does this clock use?","kind":"definition"},{"text":"How is it powered?","kind":"definition"}]}]},{"id":"accuracy","name":"Accuracy","description":"Drift.","findings":[{"id":"accuracy-finding","name":"Accuracy","description":"Accuracy.","questions":[{"text":"How accurate is it?","kind":"measurement"},{"text":"How often must it be corrected?","kind":"measurement"}]}]}]},{"id":"time-source","name":"Time source","description":"Setting and synchronising.","layers":[{"id":"sync","name":"Synchronisation","description":"Radio, network, manual.","findings":[{"id":"sync-finding","name":"Sync","description":"Synchronisation method.","questions":[{"text":"How is the clock set or synchronised?","kind":"definition"},{"text":"Does it handle daylight saving?","kind":"boundary"}]}]},{"id":"zone","name":"Time zone","description":"Local time.","findings":[{"id":"zone-finding","name":"Zone","description":"Time zone setting.","questions":[{"text":"Which time zone does it show?","kind":"definition"},{"text":"Is that correct for its location?","kind":"boundary"}]}]}]},{"id":"care","name":"Care","description":"Maintenance.","layers":[{"id":"service","name":"Service","description":"Cleaning and repair.","findings":[{"id":"service-finding","name":"Service","description":"Service needs.","questions":[{"text":"When was it last serviced?","kind":"provenance"},{"text":"Who can repair it?","kind":"action"}]}]},{"id":"power","name":"Power","description":"Batteries and winding.","findings":[{"id":"power-finding","name":"Power","description":"Power needs.","questions":[{"text":"How often must it be wound or have its battery changed?","kind":"measurement"},{"text":"How should old batteries be disposed of?","kind":"action"}]}]}]},{"id":"heritage","name":"Heritage","description":"Historic clocks.","layers":[{"id":"history","name":"History","description":"Maker and date.","findings":[{"id":"history-finding","name":"History","description":"Maker and date.","questions":[{"text":"Who made it, and when?","kind":"provenance"},{"text":"Is it signed?","kind":"provenance"}]}]},{"id":"protection","name":"Protection","description":"Heritage status.","findings":[{"id":"protection-finding","name":"Protection","description":"Protection status.","questions":[{"text":"Is it a protected heritage object?","kind":"provenance"},{"text":"What conservation does it need?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Read, set and synchronise clocks it is authorized to manage against a trusted time source.","Report clocks that drift or fail, especially where schedules or safety depend on them."],"mustNot":["Set a shared or public clock to a wrong time, or leave it drifting.","Alter the time of systems that log events so that records become misleading.","Wind, open or repair a historic or public clock without its custodian's permission."],"requiresHuman":["Changing the reference time used by systems others depend on, such as networks or transport."]},"ethics":{"considerations":["Accurate time underpins safety, finance and evidence in logs.","Historic clocks are heritage objects that careless handling can damage."],"affectedParties":["People relying on the time","Owners of historic clocks"]},"owners":{"steward":"The owner of the clock; national metrology institutes keep official time.","roles":[],"masterSystems":[]},"relations":[{"target":"Q11019","type":"parent","note":"registry parent class"},{"target":"Q115923123","type":"parent","note":"registry parent class"},{"target":"Q4198689","type":"parent","note":"registry parent class"},{"target":"Q42622779","type":"parent","note":"registry parent class"},{"target":"time","type":"related","note":"quantity"},{"target":"machine and instrument","type":"related","note":"device"},{"target":"time signal","type":"related","note":"reference"},{"target":"watch","type":"related","note":"portable"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.clock","Wikidata: Q376 (https://www.wikidata.org/wiki/Q376)"]},"properties":{"applicability":"required","items":["quartz accuracy: 10-30 seconds per month - typical","atomic clock stability: 1 in 10^15 or better fractional"]},"recognition":{"applicability":"required","items":["Dial and hands or digits","Pendulum, spring or quartz movement","Floral and street clocks as public forms","A dial with hands or a digital display, in a case; public and astronomical clocks show more than time."]},"capabilities":{"applicability":"required","items":["read the time","set and synchronise it","maintain and repair it","collect and conserve historic clocks"]},"hazards":{"applicability":"required","items":["Drift and wrong time","Daylight saving not applied","Battery leakage"]},"interfaces":{"applicability":"required","items":["ITU time signal standards","Radio time signals such as DCF77 and MSF","Heritage protection for historic public clocks"]},"context":{"applicability":"required","items":["Showing the time of day and keeping time for coordination.","mechanical clocks","quartz clocks","radio-controlled clocks","atomic clocks","public and astronomical clocks","floral clocks"]}},"sources":[{"title":"Wikidata item Q376: clock","url":"https://www.wikidata.org/wiki/Q376","note":"identity and sense of the item"},{"title":"Wikipedia: Clock","url":"https://en.wikipedia.org/wiki/Clock","note":"general description of the item"}],"openQuestions":["Should clock types be separate entries?","How should synchronisation sources be recorded?","How should historic clocks be linked to heritage records?"],"resources":{"spec":"/models/things/publications/thing-q376/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q376/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T05:28:49Z","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":"filled","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 2026-10-06T19:51:59+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}