provemark

Content provenance & authenticity

provemark

Verifiable C2PA Content Credentials for the PHP ecosystem — including machine-readable marking of AI-generated content under the EU AI Act, Article 50.

Projects

content-credentials

A PHP library to build, sign, read and verify C2PA manifests — a framework-agnostic core plus a Laravel integration, keeping the signing key isolated behind a service.

composer require provemark/content-credentials

Writing