# Web Annotation Data Model - W3C A view of drillable.com › w3-org › annotation-model. Reflects the index built 8 Sep 2026, 21:01 UTC. A view: it cites hashes and asserts nothing. Use: search `/w3-org/annotation-model/?q=…` (ndjson: a view line, then hits with locators, or a miss) · MCP https://mcp.drillable.com (tools search, trace) · [html](/w3-org/annotation-model.html) · [markdown](/w3-org/annotation-model.md) · [json](/w3-org/annotation-model.json) · discovery /.well-known/drillable.json (this origin's keys, endpoints and conformance) Captured from https://www.w3.org/TR/annotation-model/ on 8 Sep 2026, 10:50 UTC; its text is searchable and quoted in short spans, not reproduced (license unknown). 1 text layer extracted by drillable-html-text/1. Read by https://drillable.com (llm-extract/1; precision 1.00, recall 0.00 on the harness's last sample): 21 assertions about 13 things. ## What readers took from it (21) ### [web annotation data model](/e/w3-org/annotation-model/web-annotation-data-model) (8 assertions) - **w3c-status** = W3C Recommendation · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=0&end=62) · [sha256:9d83d91a188bf078…](/r/sha256:9d83d91a188bf07849219d1dfab8ac5bce1d153793d5203c1a52fc59b0d22174) - **publication-date** = 23 February 2017 · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=27&end=62) · [sha256:06ed94a09e6a0f9c…](/r/sha256:06ed94a09e6a0f9c59d8d5010dfdca73f268e74db7e7265bead1d6ca5575e6ac) - **publishing-group** = Web Annotation Working Group · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=2463&end=2547) · [sha256:89987b3772f2b35d…](/r/sha256:89987b3772f2b35d87cee9136ef8773099a1dc0591ddf1ed9d86bacf1337bd17) - **patent-policy** = 5 February 2004 W3C Patent Policy · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=3213&end=3305) · [sha256:55449de25e55f934…](/r/sha256:55449de25e55f934a4cc962af20997d475e226f6a0292656b44b0f55bb2677c5) - **process-document** = 1 September 2015 W3C Process Document · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=3672&end=3743) · [sha256:04acd520b909bc1a…](/r/sha256:04acd520b909bc1ac699c9394310b30a38d88b0c74a5646671dbce15ed44c1e4) - **derived-from** = Open Annotation Community Group's outcomes · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=2284&end=2461) · [sha256:d9b84f982b4ea5ee…](/r/sha256:d9b84f982b4ea5ee5f679898b016506455c2338088af4131dbb8b2565d93635a) - **preferred-serialization** = JSON-LD · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=9263&end=9459) · [sha256:05397772cccc78cc…](/r/sha256:05397772cccc78cced6a9fb4179f13ecc4aa2f7e3c1384ca48434ad01ed26f6d) - **media-type** = application/ld+json;profile="http://www.w3.org/ns/anno.jsonld" · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=9460&end=9629) · [sha256:4fec23e0fbd546ae…](/r/sha256:4fec23e0fbd546aed0de11ca7dd706d03dca13e3b30490e09a35af7a35e092e2) ### [annotation](/e/w3-org/annotation-model/annotation) (2 assertions) - **body-cardinality-principle** = 0 or more · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=14132&end=14166) · [sha256:63b0836384eaa711…](/r/sha256:63b0836384eaa711552f9e3afb2ca85d98d8ad830b3749b1c33ef737abcfdf6e) - **target-cardinality-principle** = 1 or more · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=14168&end=14203) · [sha256:a2b98f2fa2d44187…](/r/sha256:a2b98f2fa2d4418791f0a4b51c0c982f65bc5b3d3cce11bfdc9dfbed7f7fc023) ### [id](/e/w3-org/annotation-model/annotation/id) (1 assertion) - **cardinality** = exactly 1 IRI · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=16803&end=16860) · [sha256:3ce6a98f9cfa7c12…](/r/sha256:3ce6a98f9cfa7c12c0d6c8f21db2bb4d75f672bd6e09ba2c601ecd07fcd832c9) ### [motivation](/e/w3-org/annotation-model/annotation/motivation) (1 assertion) - **cardinality** = SHOULD be exactly 1, MAY be 0 or more than 1 · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=44693&end=44779) · [sha256:f3d0b67c23055850…](/r/sha256:f3d0b67c230558502576d349e1ad7bd49e13a52ba2f4f9d22328d75212889d07) ### [rights](/e/w3-org/annotation-model/annotation/rights) (1 assertion) - **value-type** = MUST be an IRI · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=49395&end=49515) · [sha256:5720567a4978d79a…](/r/sha256:5720567a4978d79ab37d3952ba2b54b9c9822dbcb2f237b26c55788fbbd908dc) ### [target](/e/w3-org/annotation-model/annotation/target) (1 assertion) - **cardinality** = MUST be 1 or more · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=17362&end=17437) · [sha256:6b8f8875a0a44536…](/r/sha256:6b8f8875a0a445369ad4c44965137b54e2c2f6b061b5fd3d35cba6066d2a1024) ### [audience](/e/w3-org/annotation-model/audience) (1 assertion) - **access-control** = does not imply nor enable any access restriction · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=41664&end=41775) · [sha256:4c15c8e424a9488f…](/r/sha256:4c15c8e424a9488f1dde58b1415a5f60327fc018f884acaf5713f3d991a09dd3) ### [cr exit criteria](/e/w3-org/annotation-model/cr-exit-criteria) (1 assertion) - **implementation-requirement** = at least two independent implementations of each feature · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=110911&end=111064) · [sha256:72aee8e85fad0715…](/r/sha256:72aee8e85fad07158bfa8632e09c1106deb19aa2319c7f51d2a344f0ce5ef366) ### [fragment selector · value](/e/w3-org/annotation-model/fragment-selector/value) (1 assertion) - **cardinality** = exactly 1 · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=59264&end=59320) · [sha256:5b609ff27e913312…](/r/sha256:5b609ff27e91331218f53c0d73325cb06ec18460026d3078fe9e940f45b80f4f) ### [external web resource](/e/w3-org/annotation-model/terminology/external-web-resource) (1 assertion) - **definition** = A Web Resource which is not part of the representation of the Annotation · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=12361&end=12529) · [sha256:6e2c6154856633b8…](/r/sha256:6e2c6154856633b8f91e6c1cd9c0ea8c40acfeeec26ae06fb86063d7adad6e68) ### [prefix](/e/w3-org/annotation-model/text-quote-selector/prefix) (1 assertion) - **cardinality** = SHOULD have exactly 1, MUST NOT have more than 1 · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=66222&end=66314) · [sha256:df04a7067a7d95ca…](/r/sha256:df04a7067a7d95cad41115b1690ed46e9f28c823bb6090591b8967ab14268338) ### [suffix](/e/w3-org/annotation-model/text-quote-selector/suffix) (1 assertion) - **cardinality** = SHOULD have exactly 1, MUST NOT have more than 1 · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=66417&end=66509) · [sha256:fe3e22f93ad20522…](/r/sha256:fe3e22f93ad20522d29193869247928373af0aa049158c741147da7f08189384) ### [textual body · value](/e/w3-org/annotation-model/textual-body/value) (1 assertion) - **cardinality** = exactly 1 · [quote](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1?trace&start=28229&end=28300) · [sha256:0e6d4c7f6dd844de…](/r/sha256:0e6d4c7f6dd844de6bce25f4bd9507820e176756ee8b886566b2555bc86816cd) ## Captures (1) - 8 Sep 2026, 10:50 UTC · https://www.w3.org/TR/annotation-model/ · locators rights (unknown) · 0 revisits · [text](/r/sha256:3f6404d25671d67e8232bb559df5c0c9963a7e823f66fe5981763eeca65d18c1) (drillable-html-text/1, 120621 bytes) · pin [sha256:a7513e022f56c0a6…](/r/sha256:a7513e022f56c0a6f4e99ac11aec03f3451d1ff1ce14054780b3ccfb38fa7980) A capture is what the source served at that moment; a later change at the source is a new capture, never an edit to this one. --- Drillable™ is a trademark of Drillable LLC.