I think, that if Durov plans to make an ICO, he will make a public announcement with a really original white paper. (links2exchange.net)
Being both of these, Bitcoin hit my radar almost immediately when Satoshi posted his original white paper about Bitcoin on October 31 2008, and subsequently the first version of the Bitcoin client software on January 08 2009, to the Cryptography email list. (blog.dustintrammell.com)
13 May 2002: In joint statement by Lord Irvine in the upper chamber, and Robin Cook in the Commons, the government announces a major retreat from its original white paper in response to consultation. (theguardian.com)