{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.html","code":"thing-q8811","url":"https://ver.cy/models/thing/q8811/","name":"HTML","alternateNames":["web form","form field","File select","Semantic HTML","Scholarly HTML","Dynamic HTML","C-HTML"],"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.MED"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The standard markup language for documents designed to be displayed in a web browser, defining the structure of web pages with elements for text, links, images, forms and form fields such as file selection inputs, maintained as a living standard by the WHATWG, with practices such as semantic HTML that uses meaningful elements, scholarly HTML for research articles and dynamic HTML that combines HTML with scripting and styling; HTML works with CSS and JavaScript as the foundation of the web.","purpose":"Let an agent explain HTML and its role, relay syntax, elements, forms and standards from web standards sources, describe practices such as semantic and dynamic HTML, and distinguish HTML from CSS, JavaScript, XML and rendering engines.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Document structure","Browser rendering","Living standard","Web foundation"],"structure":{"bundles":[{"id":"understand","name":"Understand","description":"What HTML is.","layers":[{"id":"definition","name":"Definition","description":"Definition.","findings":[{"id":"definition-finding","name":"Definition","description":"Definition.","questions":[{"text":"What is HTML, and how does it differ from CSS, JavaScript, XML and the browser?","kind":"definition"},{"text":"Is the question about the language, a feature, a practice or web development in general?","kind":"boundary"}]}]},{"id":"features","name":"Features","description":"Elements and forms.","findings":[{"id":"features-finding","name":"Features","description":"Features.","questions":[{"text":"What are HTML elements, web forms, form fields and file select inputs?","kind":"definition"},{"text":"Which entry fits the specific feature?","kind":"action"}]}]}]},{"id":"standards","name":"Standards","description":"Standards.","layers":[{"id":"living","name":"Living","description":"Living standard.","findings":[{"id":"living-finding","name":"Living","description":"Living.","questions":[{"text":"How is the HTML Living Standard maintained, and how did W3C and WHATWG converge?","kind":"provenance"},{"text":"Which references are standard?","kind":"provenance"}]}]},{"id":"accessibility","name":"Accessibility","description":"Accessibility.","findings":[{"id":"accessibility-finding","name":"Accessibility","description":"Accessibility.","questions":[{"text":"How do semantic HTML and ARIA support accessibility under WCAG?","kind":"provenance"},{"text":"Which sources are cited?","kind":"provenance"}]}]}]},{"id":"practice","name":"Practice","description":"Practice.","layers":[{"id":"writing","name":"Writing","description":"Writing HTML.","findings":[{"id":"writing-finding","name":"Writing","description":"Writing.","questions":[{"text":"How is well-structured, semantic HTML written and validated?","kind":"action"},{"text":"Which entry fits semantic HTML?","kind":"action"}]}]},{"id":"dynamic","name":"Dynamic","description":"Dynamic and scholarly HTML.","findings":[{"id":"dynamic-finding","name":"Dynamic","description":"Dynamic.","questions":[{"text":"What are dynamic HTML and scholarly HTML, and how are they used?","kind":"provenance"},{"text":"Which entry fits dynamic HTML?","kind":"action"}]}]}]},{"id":"context","name":"Context","description":"History and ecosystem.","layers":[{"id":"history","name":"History","description":"History.","findings":[{"id":"history-finding","name":"History","description":"History.","questions":[{"text":"How did HTML develop from Berners-Lee s proposal through the browser wars to HTML5?","kind":"provenance"},{"text":"Which entry fits the history of the World Wide Web?","kind":"action"}]}]},{"id":"ecosystem","name":"Ecosystem","description":"Ecosystem.","findings":[{"id":"ecosystem-finding","name":"Ecosystem","description":"Ecosystem.","questions":[{"text":"How do frameworks, templating and static site generators produce HTML?","kind":"provenance"},{"text":"Which entry fits web development?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Write, validate and fix HTML for pages it is authorized to edit.","Explain elements, attributes and the HTML Living Standard.","Make markup accessible with proper structure, labels and alternative text."],"mustNot":["Inject scripts or markup into pages it does not own.","Build pages that imitate another site to collect credentials.","Hide content from users that is shown to search engines to mislead them.","Remove accessibility features from pages."],"requiresHuman":["Publishing changes to a live public site."]},"ethics":{"considerations":["The web should be usable by people with disabilities.","HTML pages are used for phishing and deception."],"affectedParties":["Web users","Users with disabilities","Site owners"]},"owners":{"steward":"Nobody owns the language; the WHATWG maintains the standard and each site owner answers for their pages.","roles":[],"masterSystems":[]},"relations":[{"target":"Q37045","type":"parent","note":"registry parent class"},{"target":"markup language","type":"related","note":"in registry terms"},{"target":"WHATWG","type":"related","note":"as a living standard"},{"target":"CSS","type":"related","note":"for presentation"},{"target":"XML","type":"related","note":"a general markup framework"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.html","Wikidata: Q8811 (https://www.wikidata.org/wiki/Q8811)","MIME type: text/html"]},"properties":{"applicability":"not-applicable","items":["first described: 1991 year - Tim Berners-Lee","HTML5 recommendation: 2014 year","living standard: WHATWG note - since 2019 sole standard","elements: over 100 count"]},"recognition":{"applicability":"optional","items":["Markup language of web pages","Elements, web forms, form fields, file select inputs, semantic HTML, scholarly HTML, dynamic HTML","CSS styles; JavaScript scripts; XML is a general markup framework; browsers render","Not a visible object; text with angle-bracket tags."]},"capabilities":{"applicability":"required","items":["explain the language","relay elements and standards","describe practices","distinguish related technologies"]},"hazards":{"applicability":"required","items":["Invalid markup and browser inconsistencies","Accessibility failures from non-semantic HTML","Registry aliases naming forms and practices as if kinds of HTML"]},"interfaces":{"applicability":"required","items":["WHATWG HTML Living Standard","W3C accessibility guidelines WCAG","Browser interoperability specifications"]},"context":{"applicability":"required","items":["Structuring web documents.","HTML versions from HTML 2.0 to HTML5 and the living standard","XHTML as an XML serialisation","semantic HTML practice","HTML forms and input types including file select","dynamic HTML with scripting","specialised profiles such as scholarly HTML"]}},"sources":[{"title":"Wikidata item Q8811: HTML","url":"https://www.wikidata.org/wiki/Q8811","note":"identity and sense of the item"},{"title":"Wikipedia: HTML","url":"https://en.wikipedia.org/wiki/HTML","note":"general description of the item"}],"openQuestions":["Should web form and semantic HTML be separate primary entries?","How should web standards sources be linked?","The registry entry has merged aliases naming form controls and practices; should they be split off?"],"resources":{"spec":"/models/things/publications/thing-q8811/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q8811/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-13T13:41:43Z","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 2026-10-06T19:52:02+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}}