Talk:Bit Gold proposal
How to transfer and prevent double-spending is described in a linked article secure property titles. This describes a Byzantine-replicated chain of transfers.
Nick Szabo's place in the timeline
Szabo says he worked on the concept "in 1998 (at the same time and on the same private mailing list where Dai was coming up with b-money -- it's a long story)", and described it again in December 2005: http://web.archive.org/web/20060329122942/http://unenumerated.blogspot.com/2005/12/bit-gold.html http://unenumerated.blogspot.com/2011/05/bitcoin-what-took-ye-so-long.html - Ahazred8oc (talk) 05:28, 3 May 2013 (GMT)