[KongchangAI]
Verified75% confidenceFactExact time

W3C PROV is a family of data provenance description standards published by the World Wide Web Consortium in 2013, defining three core concepts: entities, activities, and agents.

3
Sources
75%
Confidence
Long-term
Relevance
8/26/2026
First Seen

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Stable URI
https://kongchang.com/claim/805007
API
curl https://kongchang.com/api/v1/knowledge/claims/805007
MCP
get_claim(id=805007)