[KongchangAI]
Unverified50% confidenceFactExact time

W3C的PROV数据模型于2013年成为正式推荐标准

1
Sources
50%
Confidence
Long-term
Relevance
8/11/2026
First Seen

Sources

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Stable URI
https://kongchang.com/claim/729882
API
curl https://kongchang.com/api/v1/knowledge/claims/729882
MCP
get_claim(id=729882)