How does it works

The text or file hash you want to timestamp is turned into a bitcoin address. By making a tiny payment to this address (<1 cent) the date is stored in the transaction system and can be checked when you need a proof of anteriority

Drag & drop a file here

File API & FileReader API not supported

Bitcoin timestamping

What's next?

Credits and information

This project is based on BTProof, BS58encode and CryptoJS, hosted by R&D M├ędiation