Add a timestamp request

Upload your file and enter your e-mail address.

See also the privacy page on how your information will be used.

The timestamp certificate will contain the following information:

The timestamp certificate will not contain your e-mail address. Also, the timestamp certificate will not contain the file name. This is because the timestamping method only applies to the secure hash of the file, which is related to the contents of the file, but not to its name. The file name will only be used to refer to the file in e-mails that are sent to you.

Your e-mail address:
Upload document (max. 10 MB)
Specify name and hash value


Payment type:
Bitcoin (cost: 0.1 BTC)
Prepaid code

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