{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.l16","code":"thing-q283589","url":"https://ver.cy/models/thing/q283589/","name":"L16","alternateNames":[],"kind":"thing","status":"published","version":"0.2.0-wave.55","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.OBJ"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The L16 is an 81 mm portable infantry mortar of British origin introduced in the 1960s and adopted by the armed forces of several countries.","purpose":"Let an agent identify the L16 as a military weapon type at the level of public reference material, relay its origin and adopting forces, and keep all handling, use and performance matters out of scope.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["A weapon type, not an individual weapon or a unit","81 mm class, distinct from lighter and heavier mortars","L16 is a British designation; other forces may use their own names for it","Not other items that share the L16 label"],"structure":{"bundles":[{"id":"identity","name":"Identity","description":"Which item this is.","layers":[{"id":"designation","name":"Designation","description":"Name and class.","findings":[{"id":"designation-finding","name":"Designation","description":"Name and class.","questions":[{"text":"Is the text about the British 81 mm mortar or another item labelled L16?","kind":"boundary"},{"text":"What class of weapon is it, at reference level?","kind":"definition"}]}]},{"id":"origin","name":"Origin","description":"Country and period.","findings":[{"id":"origin-finding","name":"Origin","description":"Country and period.","questions":[{"text":"Where and in which decade was it introduced?","kind":"provenance"},{"text":"Which public reference supports this?","kind":"provenance"}]}]}]},{"id":"adoption","name":"Adoption","description":"Who holds it.","layers":[{"id":"users","name":"Users","description":"Adopting armed forces.","findings":[{"id":"users-finding","name":"Users","description":"Adopting armed forces.","questions":[{"text":"Which national armed forces publicly adopted it?","kind":"provenance"},{"text":"Which source reports this, and as of when?","kind":"provenance"}]}]},{"id":"designations","name":"Designations","description":"Names in other forces.","findings":[{"id":"designations-finding","name":"Designations","description":"Names in other forces.","questions":[{"text":"Under which designations do other forces list it?","kind":"definition"},{"text":"Are these the same type or derivatives?","kind":"boundary"}]}]}]},{"id":"law","name":"Law","description":"Legal framework.","layers":[{"id":"trade-control","name":"Trade control","description":"Export licensing.","findings":[{"id":"trade-control-finding","name":"Trade control","description":"Export licensing.","questions":[{"text":"Which export control regimes cover weapons of this kind?","kind":"provenance"},{"text":"Which authority licenses transfers in a given country?","kind":"provenance"}]}]},{"id":"humanitarian-law","name":"Humanitarian law","description":"Conduct of hostilities.","findings":[{"id":"humanitarian-law-finding","name":"Humanitarian law","description":"Conduct of hostilities.","questions":[{"text":"Which rules of international humanitarian law apply to the use of such weapons?","kind":"provenance"},{"text":"Who investigates alleged violations?","kind":"provenance"}]}]}]},{"id":"safety-and-conduct","name":"Safety and conduct","description":"Limits for agents.","layers":[{"id":"request-scope","name":"Request scope","description":"What may be answered.","findings":[{"id":"request-scope-finding","name":"Request scope","description":"What may be answered.","questions":[{"text":"Does the request seek handling, use or performance details that must be declined?","kind":"boundary"},{"text":"What reference-level answer can be given instead?","kind":"action"}]}]},{"id":"unexploded-ordnance","name":"Unexploded ordnance","description":"Public safety.","findings":[{"id":"unexploded-ordnance-finding","name":"Unexploded ordnance","description":"Public safety.","questions":[{"text":"Who should be contacted when suspected ordnance is found?","kind":"action"},{"text":"Which public safety guidance applies?","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Relay the public reference description of the weapon type.","Explain the legal frameworks that govern weapons and their trade.","Direct people who find suspected ordnance to the authorities."],"mustNot":["Give handling, firing, aiming, maintenance or modification information.","Give performance, range or ammunition details.","Help acquire, transfer or build a weapon or its ammunition.","Advise on approaching or moving unexploded ordnance."],"requiresHuman":["Any action involving a real weapon or ordnance, which only authorised personnel may take."]},"ethics":{"considerations":["Weapons of this kind cause death and injury, including to civilians.","Unexploded ordnance harms communities long after conflict ends."],"affectedParties":["Civilians in conflict areas","Military personnel","Communities living with unexploded ordnance"]},"owners":{"steward":"The state armed forces that hold it, under national law.","roles":[],"masterSystems":["National military inventories","Arms export licensing records"]},"relations":[{"target":"Q4644535","type":"parent","note":"registry parent class"},{"target":"mortar","type":"related"},{"target":"infantry support weapon","type":"related"},{"target":"arms export control regimes","type":"related","note":"trade in military weapons is licensed"},{"target":"international humanitarian law","type":"related","note":"governs the conduct of hostilities"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.l16","Wikidata: Q283589 (https://www.wikidata.org/wiki/Q283589)","Wikidata: Q283589 registry item"]},"properties":{"applicability":"required","items":["kind: infantry mortar note","calibre class: 81 mm note","origin: United Kingdom, 1960s note"]},"recognition":{"applicability":"required","items":["Named L16 in public military reference sources","Classed as an 81 mm infantry mortar"]},"capabilities":{"applicability":"required","items":["identify the weapon type at reference level","relay its national origin and period of introduction","name the armed forces that publicly adopted it","decline and redirect requests about handling, use or modification"]},"hazards":{"applicability":"required","items":["A weapon capable of causing death and serious injury","Unexploded ordnance left after conflict endangers civilians","Diversion to unauthorised users"]},"interfaces":{"applicability":"required","items":["National arms export control laws and licensing","International humanitarian law, including the Geneva Conventions","The Arms Trade Treaty for states party to it"]},"context":{"applicability":"required","items":["Providing indirect fire support to infantry units of armed forces.","original British service version","versions adopted by other national forces"]}},"sources":[{"title":"Wikidata item Q283589: L16","url":"https://www.wikidata.org/wiki/Q283589","note":"identity and sense of the item"},{"title":"Wikipedia: L16 81mm mortar","url":"https://en.wikipedia.org/wiki/L16_81mm_mortar","note":"general description of the item"}],"openQuestions":["Which current forces still hold it, given that public sources date?","How should derivatives under other designations be linked?","How should unrelated items labelled L16 be signposted?"],"resources":{"spec":"/models/things/publications/thing-q283589/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q283589/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-10-06T10:45:08Z","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 2026-10-09T07:30:01+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}