Stampery Alternatives

Stampery

Proof of ownership :
Certify that a file or email is authored by you.

Proof of existence :
Certify that a file or email existed at a certain point of time.

Proof of integrity :
Certify that a file or email was not tampered with.

Legally binding :
All certificates are 100% counterfeit-proof and verifiable by independent third parties.

State of the art security :
Your files are stored encrypted, your timestamps are embedded in the bitcoin blockchain.

Bulk services :
Connect with our API in order to integrate timestamping and proof of ownership to your service.