Timestamping sounds like a good idea. We can easily do it now in a decentralized way without depending on any 3rd party service e.g. https://github.com/chainpoi

Timestamping sounds like a good idea. We can easily do it now in a decentralized way without depending on any 3rd party service e.g. https://github.com/chainpoint/chainpoint https://github.com/chainpoint/chainpoint