Bitcoin (English: Bitcoin[Note 4], abbreviation: BTC or XBT, symbol: ₿) is a cryptocurrency based on decentralized peer-to-peer network, consensus initiative and open source code with blockchain as the underlying technology[7]. The term "Bitcoin" was first proposed by a person named Satoshi Nakamoto (online name)[Note 5] in a paper published on October 31, 2008[8]. Subsequently, the Bitcoin Genesis Block was born on January 3, 2009. #