(There was no message name on this message, so I've created one.) At 4:14 AM 7/13/95, Bryce Wilcox wrote:
I am searching for a time-stamping service that will sign some data of mine (or a hash thereof) along with a certificate indicating what time(,date,year) the signing occurred. I want to use this to substantiate my claim that I was in possession of this data before others were. (Useful for copyrights/ patents, and possibly other things.)
Digital time-stamping is a recurring theme on this list. Info can be found in the Cypherpunks archives, in my Cyphernomicon FAQ, and, most easily, by contacting Surety at: http://www.surety.com/ --Tim May .......................................................................... Timothy C. May | Crypto Anarchy: encryption, digital money, tcmay@sensemedia.net | anonymous networks, digital pseudonyms, zero 408-728-0152 | knowledge, reputations, information markets, Corralitos, CA | black markets, collapse of governments. Higher Power: 2^756839 | Public Key: PGP and MailSafe available. "National borders are just speed bumps on the information superhighway."