I suppose I mean that I don't understand how to reverse that into a URL when one is presented only with a block, or perhaps a coinbase in a transaction.
On Tuesday, May 29, 2012 3:28:56 PM Peter Vessenes wrote:20 byte keyhashes are a fundamental building block of the Bitcoin protocol.
> I don't understand what the 20 byte keyhash is. Can you elucidate?
ripemd160(sha256(ecdsaPubKey))