The Best 5 Proof of existence Alternatives

  • Stampery

    Stampery generates legally binding proofs of existence, integrity and ownership. Send notaries on vacation. Certify your documents easily and safely.

    Free iPhone Web

  • ZeroID

    ZeroID - An authentication provider for the distributed network zeroNet locally : http://127.0.0.1:43110/zeroid.bit/ remotely :...

    Free Open Source Mac OS X Windows Linux Python JSON

  • Woleet

    Blockchain timestamping and certification Software as a Service , SaaS. Woleet offers a BaaS (Blockchain as a service) platform with the following features : .

    Commercial Windows Linux Mac