Alternatives to Proof of existence for all platforms with any license

Platforms

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  • Stampery icon

    Stampery

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

    Free Web iPhone

    No features added Add a feature
  • Woleet icon

    Woleet

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

    Commercial macOS Windows Linux

    No features added Add a feature
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