🛠️ Build and manage provenance-aware metadata for digital assets using JSON-LD, SHACL validation, C2PA signing, and FastAPI deployment.

🚀 Explore web agents with WebExplorer, a cutting-edge model for training long-horizon queries and multi-step reasoning for advanced navigation tasks.

The world's first c2pa standard implementation that supports PDF-files signing.

Rust SDK for the core C2PA (Coalition for Content Provenance and Authenticity) specification

Pure TypeScript implementation of C2PA manifest reading, validation, and creation

Prototype pipeline for provenance-aware metadata: JSON-LD + SHACL validation + C2PA signing

This repository contains the code for the day25 upgrade pack

Creator Assertions Working Group :: Identity Assertion

Proofsy records rental events to blockchain for secure and transparent property management. Every booking, check-in, inspection, and check-out becomes verifiable history with transaction hash and asset ID. Upload photos/videos for proof with C2PA, all powered by Node.js, Express, and Bootstrap.

A lightweight API to verify and extract C2PA manifests from digital content

JavaScript SDK for displaying and validating C2PA data

The core provenance logic of Que

checkout c2pa online

ComfyUI custom node for C2PA image signing - digitally sign your images with cryptographic certificates to prove authenticity and provenance

C2PA OpenTDF library in Rust community-driven

This Guidance demonstrates how to run the Coalition for Content Provenance and Authenticity (C2PA) standard for tracking provenance with media workloads on AWS.

Trust-minimized marketplace for content creators [🥇Lambda Hack Week '24]

EXIF (Exchangeable Image File Format) & C2PA (Coalition for Content Provenance and Authenticity) Viewer

Cross-platform Ed25519 cryptographic signing library with Python and Swift bindings via UniFFI. Built for secure media authentication in the arcHIVE project

React and Svelte component to embed images with their C2PA data in a user-friendly interface