Web Annotation Data Model W3C Recommendation 23 February 2017 This version: https://www.w3.org/TR/2017/REC-annotation-model-20170223/ Latest published version: https://www.w3.org/TR/annotation-model/ Latest editor's draft: http://w3c.github.io/web-annotation/ Implementation report: https://w3c.github.io/test-results/annotation-model/all.html Previous version: https://www.w3.org/TR/2017/PR-annotati