The Bitcoin address (P2PKH) is made of a hash160 (displayed in Base58 format) meaning there are 2160 feasible addresses. A safe hash functionality is often found as being a pseudo number generator, it transforms a provided concept inside a random number. 0x000008a6481c0396d318c04417b4cdbc053aef1f d306a6f9808f073e455e11bddb206403d175874e327835dc06d6e81f325231b0 Bob sends again the gene... https://tokenaddress.io