[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

一物一码(每张标签唯一编码+首次查询提示)比区域码/批次码防伪等级高,二维码建议搭配可变数据打印而非固定图案

1
Sources
88%
Confidence
Long-term
Relevance
-
First Seen

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Stable URI
https://kongchang.com/claim/245348
API
curl https://kongchang.com/api/v1/knowledge/claims/245348
MCP
get_claim(id=245348)