Unverified50% confidenceFactExact time
data: URI 由 RFC 2397 于 1998 年定义，格式为 data:[<mediatype>][;base64],<data>
1
Sources
50%
Confidence
Long-term
Relevance
7/6/2026
First Seen
Sources
Related Claims
UnverifiedHTTP/1.1规范RFC 2616于1999年发布，在定义4xx客户端错误码时保留了402状态码58% similarUnverifiedHTTP 402 is a status code reserved in RFC 7231 but rarely used historically, originally designed for future digital payment scenarios.52% similarUnverifiedHTTP状态码遵循RFC 7231规范，按首位数字分为5个大类：1xx信息性响应、2xx成功、3xx重定向、4xx客户端错误、5xx服务器错误51% similar
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Stable URI
https://kongchang.com/claim/115004API
curl https://kongchang.com/api/v1/knowledge/claims/115004MCP
get_claim(id=115004)