ATM What is Bitcoin? Azouz added that his company, Vx5 Technologies, will be installing and operating bitcoin ATMs in eight countries this year. According to Bitaccess, a high-entropy, one-time, paper wallet is generated, which is then scanned manually by the user. He said his current method of buying bitcoin on Canadian exchange Virtex takes between two hours and three days, depending on how he transfers his money to the exchange.