4 ms·

Right, the GPG timestamp is trivial to fake. There is also RFC 3151 timestamp protocol, but it uses a trusted third party rather than distributed trust.

• jj-abram 10y ago
  Is this Bitcoin time stamping thing the only alternative, or are there other ways to securely time stamp a document?
  • ryan-c 10y ago
    Depends whether you are willing to consider a solution relying on a trusted third party "secure".