{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.mail","code":"thing-q49845","url":"https://ver.cy/models/thing/q49845/","name":"mail","alternateNames":["mail boat","mail delivery by animal","submarine mail","local post","City post","airmail (since antiquity)","municipal official mail","fan mail","military mail","surface mail"],"kind":"thing","status":"published","version":"0.2.0-wave.1","language":"en","classifiers":{"family":"Thing Registry","category":"Activities and processes","entryKind":"thing","plane":"ACT","domain":["ACT.PRC"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The system for collecting, sorting, transporting and delivering letters and parcels, operated by postal services and couriers, and the items sent through it; historically carried by boats, animals, trains and aircraft.","purpose":"Let an agent handle mail by service, item type, tracking, customs, prohibited items and consumer rights, and help people spot postal scams.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Physical delivery network","Universal service obligations in many countries","International rules via the UPU","Customs apply across borders"],"structure":{"bundles":[{"id":"sending","name":"Sending","description":"Posting items.","layers":[{"id":"postage","name":"Postage","description":"Prices.","findings":[{"id":"postage-finding","name":"Postage","description":"Postage.","questions":[{"text":"How much postage is needed for this size and weight?","kind":"measurement"},{"text":"From the official operator price list?","kind":"provenance"}]}]},{"id":"prohibited","name":"Prohibited","description":"Restrictions.","findings":[{"id":"prohibited-finding","name":"Prohibited","description":"Prohibited items.","questions":[{"text":"Is this item prohibited or restricted in the mail, such as lithium batteries?","kind":"provenance"},{"text":"Which rules apply?","kind":"provenance"}]}]}]},{"id":"tracking","name":"Tracking","description":"Where is it.","layers":[{"id":"status","name":"Status","description":"Tracking.","findings":[{"id":"status-finding","name":"Status","description":"Tracking status.","questions":[{"text":"What does the official tracking service show?","kind":"provenance"},{"text":"What does the status mean?","kind":"definition"}]}]},{"id":"lost","name":"Lost","description":"Claims.","findings":[{"id":"lost-finding","name":"Lost","description":"Lost items.","questions":[{"text":"How can a lost or damaged item be claimed?","kind":"action"},{"text":"Within what time limit?","kind":"measurement"}]}]}]},{"id":"international","name":"International","description":"Customs.","layers":[{"id":"customs","name":"Customs","description":"Declarations.","findings":[{"id":"customs-finding","name":"Customs","description":"Customs declarations.","questions":[{"text":"What customs declaration is needed?","kind":"provenance"},{"text":"Which duties or VAT might apply?","kind":"provenance"}]}]},{"id":"restrictions","name":"Restrictions","description":"Destination rules.","findings":[{"id":"restrictions-finding","name":"Restrictions","description":"Destination restrictions.","questions":[{"text":"Does the destination country restrict this item?","kind":"provenance"},{"text":"Where is the official list?","kind":"provenance"}]}]}]},{"id":"safety","name":"Safety","description":"Scams.","layers":[{"id":"scams","name":"Scams","description":"Fake messages.","findings":[{"id":"scams-finding","name":"Scams","description":"Delivery scams.","questions":[{"text":"Is a message asking for a redelivery fee likely a scam?","kind":"boundary"},{"text":"How can it be reported?","kind":"action"}]}]},{"id":"suspicious","name":"Suspicious","description":"Suspicious items.","findings":[{"id":"suspicious-finding","name":"Suspicious","description":"Suspicious items.","questions":[{"text":"What should someone do with a suspicious package?","kind":"action"},{"text":"Which authority should be called?","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Sort, track and deliver mail the agent is authorized to handle.","Report delivery status to the sender or the addressee."],"mustNot":["Open, read, hold back or destroy mail addressed to someone else.","Redirect mail without the addressee's authority.","Send hazardous or prohibited items through the mail.","Send mail that impersonates a postal service, such as fake delivery notices."],"requiresHuman":["Opening or seizing suspicious items.","Changing a person's delivery address."]},"ethics":{"considerations":["Privacy of correspondence is a long-standing right.","Fake delivery messages are a common scam targeting everyone."],"affectedParties":["Senders and addressees","Postal workers"]},"owners":{"steward":"The postal operator while in transit; the addressee once delivered.","roles":[],"masterSystems":["Postal address databases"]},"relations":[{"target":"Q268592","type":"parent","note":"registry parent class"},{"target":"Q7590","type":"parent","note":"registry parent class"},{"target":"transport and industry","type":"related","note":"category"},{"target":"postal service","type":"related","note":"operator"},{"target":"Universal Postal Union","type":"related","note":"international body"},{"target":"email","type":"related","note":"another sense"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.mail","Wikidata: Q49845 (https://www.wikidata.org/wiki/Q49845)","UPU tracking number: S10 format item identifiers"]},"properties":{"applicability":"not-applicable","items":[]},"recognition":{"applicability":"optional","items":["Stamps, postage labels and barcodes","Post boxes and postal vans","Email is electronic mail, a separate sense","Letters, parcels, post boxes, vans and sorting centres."]},"capabilities":{"applicability":"required","items":["track letters and parcels","check postage and prohibited items","complete customs declarations","recognise delivery scams"]},"hazards":{"applicability":"required","items":["Delivery scam messages","Sending prohibited or dangerous items","Unexpected customs charges"]},"interfaces":{"applicability":"required","items":["Universal Postal Convention","EU Postal Services Directive","Dangerous goods rules for mail"]},"context":{"applicability":"required","items":["Communication and delivery of goods.","letters","parcels","registered and tracked mail","airmail","historical and specialist mail such as mail boats"]}},"sources":[{"title":"Wikidata item Q49845: mail","url":"https://www.wikidata.org/wiki/Q49845","note":"identity and sense of the item"},{"title":"Wikipedia: Mail","url":"https://en.wikipedia.org/wiki/Mail","note":"general description of the item"}],"openQuestions":["Should item types be separate entries?","How should postal operators be linked?","How should the email sense be split off?"],"resources":{"spec":"/models/things/publications/thing-q49845/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q49845/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T10:18:59Z","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 2026-10-06T19:52:00+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.properties":"Plane ACT: no invented physical properties."},"score":1.0}}