Sellat

关于产品

Sellat is digital proof infrastructure for people, businesses and AI agents. Protect files on the web with local SHA-256 hashing and optional end-to-end encrypted custody. Integrate verifiable proofs into apps through a REST API, or let agents pay per request via x402. Each proof is anchored on Polygon and Bitcoin, with optional qualified eIDAS timestamps. Get a certificate and portable evidence package anyone can verify independently, even without Sellat.

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