EDIT 2: Debunked! The signature in Wright's post is just pulled straight from a transaction on the blockchain. Convert the base64 signature from his post (MEUCIQDBKn1Uly8m0UyzETObUSL4wYdBfd4ejvtoQfVcNCIK4AIgZmMsXNQWHvo6KDd2Tu6euEl13VTC3ihl6XUlhcU+fM4=) to hex (3045022100c12a7d54972f26d14cb311339b5122f8c187417dde1e8efb6841f55c34220ae0022066632c5cd4161efa3a2837764eee9eb84975dd54c2de2865e9752585c53e7cce), and you get th…
Really? That just looks like a much too long (targeted to journalists) description of ECDSA signing. Where's the _actual_ signature?