Furthermore, version 1 of the lightning specifications, which set out the rules of the network, has been published. While senders of traditional electronic payments are usually identified for verification purposes, and to comply with anti-money laundering and other legislation , users of bitcoin in theory operate in semi-anonymity. It follows the ideas set out in a whitepaper by the mysterious Satoshi Nakamoto, whose true identity has yet to be verified. Cryptocurrencies are wildly unpredictable, even ones as popular as bitcoin. The wallet address is then saved to the bitcoin blockchain.