Is your document confidential or you don't trust anyone?
Then certify your document just submitting his digest:

Or CLICK HERE! to calculate it from your file (it will not be sent to the internet)

≡ 100% Legal Worldwide ≡

Thanks to the use of a cutting edge cryptographic algorithm. Breaking it would lead to breaking the Bitcoin digital currency.
No way to cheat:
Your proof will be stored in the "Blockchain", shared by millions computers around the world. It would be impossible to intercept it or tamper with it.
Decentralized trust authority:
Once your document is certified, you don't need to rely on You can do it yourself with just the certificate.
Peter Hank
"It's cool to can prove I am the house plans designer without the need to submit them."
Lou Davidos
"Now using your service to seal private deals. So easy!"
Bridget Mann
"We take a photo of each tattoo we make so we my may attest further of any alteration."