# clm_EC1462DBCF1C

subject: World Wide Web Consortium (/record/w3c.md)  
predicate: released  
value: ActivityPub  
valid_from: 2018-01-23  
valid_to: null  
published: no source on record carries a date  
recorded: 2026-11-01  
confidence: 0.95  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-01  
cite: AsOf. "World Wide Web Consortium released: ActivityPub", as of 2018-01-23. Claim clm_EC1462DBCF1C, https://asof.is/claim/clm_EC1462DBCF1C, accessed 2026-11-08. Source: https://www.w3.org/TR/activitypub/.  
checked: 2026-11-01 · its source page states the value and the date  

> ActivityPub ActivityPub W3C Recommendation 23 January 2018 This version: https://www.w3.org/TR/2018/REC-activitypub-20180123/

What https://www.w3.org/TR/activitypub/ says, word for word.

## Sources

- https://www.wikidata.org/wiki/Q40463886 (secondary, Wikidata)
- https://www.w3.org/TR/activitypub/ (primary)

---

AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.