[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

优先选择基于公有链(如以太坊、蚂蚁链、腾讯至信链等国家网信办备案链)铸造的溯源证书,链上哈希可独立验证;避免仅存储于品牌私有数据库、以'区块链'为营销话术的伪溯源,后者无法在第三方浏览器验证真伪

1
Sources
90%
Confidence
Long-term
Relevance
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First Seen

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Stable URI
https://kongchang.com/claim/245358
API
curl https://kongchang.com/api/v1/knowledge/claims/245358
MCP
get_claim(id=245358)