Comment on Service lets you "certify" a document using the Bitcoin blockchainComments−rlpb12y"Your document will not be uploaded. The cryptographic digest is calculated client-side."That's great, but I have to trust you there. For a document that really matters, I don't think I would.How about a box that allows me to specify my own SHA256 instead?−nsomaru12yThere is a developer API that allows you to do this: http://www.proofofexistence.com/developers−rlpb12yThat's not the same as making it available for users though, is it?−Nimi12yMaybe calculate the SHA256 on your own box, then upload a document containing only the SHA256?
Comments
"Your document will not be uploaded. The cryptographic digest is calculated client-side."
That's great, but I have to trust you there. For a document that really matters, I don't think I would.
How about a box that allows me to specify my own SHA256 instead?
There is a developer API that allows you to do this:
That's not the same as making it available for users though, is it?
Maybe calculate the SHA256 on your own box, then upload a document containing only the SHA256?