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Blocks and Chains: Introduction to Bitcoin, Cryptocurrencies, and Their Consensus Mechanisms

By Aljosha Judmayer, Nicholas Stifter, Katharina Krombholz, and Edgar Weippl Abstract The new field of cryptographic currencies and consensus ledgers, commonly referred to as blockchains, is receiving increasing interest from various different communities. These communities are very diverse and amongst others include: technical enthusiasts, activist groups, researchers from various disciplines, start ups, large enterprises, public au...