Bitcoins are created as a reward for a process known as mining. Notes in Computer Science. http://blog.koehntopp.de/uploads/chaum_fiat_naor_ecash.pdf . analysis of the history of all individual transactions on Bitcoin's public ledger description of the creation of Bitcoins (“mining”) and the maintenance of the 3.1 Model Setup [2013] (http://cseweb.ucsd.edu/ smeiklejohn/files/imc13.pdf). (pdf). Romiti, M., Judmayer, A., Zamyatin, A., Haslhofer, B. A Deep Dive into Bitcoin Mining Pools: An Empirical Analysis of Mining Shares. Workshop on the