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A diagram of a bitcoin transfer. The bitcoin protocol is the set of rules that govern the functioning of bitcoin.Its key components and principles are: a peer-to-peer decentralized network with no central oversight; the blockchain technology, a public ledger that records all bitcoin transactions; mining and proof of work, the process to create new bitcoins and verify transactions; and ...
The domain name bitcoin.org was registered on 18 August 2008. [15] On 31 October 2008, a link to a white paper authored by Satoshi Nakamoto titled Bitcoin: A Peer-to-Peer Electronic Cash System was posted to a cryptography mailing list. [16] Nakamoto implemented the bitcoin software as open-source code and released it in January 2009. [6]
Cloud mining is the process of cryptocurrency mining utilizing a remote data center with shared processing power. [1] Cloud mining has been used by ransomware groups and scammers to launder cryptocurrency. [2] This type of cloud mining enables users to mine bitcoins or alternative cryptocurrencies without managing the hardware.
Bitcoin Gold (BTG) is a cryptocurrency which was created as a hard fork of bitcoin. The stated purpose of the hard fork is to make mining on commonly available graphics cards economically viable. The cryptocurrency has been hit by two 51% hashing attacks , once in 2018 and once in 2020.
Churchill Mining has a significant thermal coal development project located in the East Kutai Regency of Kalimantan, Indonesia. [2] It also is active in Australia. [3] David F Quinlivan is the executive chairman of Churchill Mining. [4] The company wants to be active in coal mining in Kutai National Park, which is a major menace to orangutans. [5]
The mining company is a joint venture between Indonesian and American interests, with the Indonesian government through its state-owned company PT Mineral Industri Indonesia (MIND ID) and PT Indonesia Papua Metal & Mineral, a company co-owned by MIND ID and government of Papua, owning a 51.23% stake and Freeport-McMoRan owning 48.77%.
The company was initially established as PT Bumi Modern in 1973 and engaged in the hospitality and tourism industry. It conducted its initial public offering in 1990 and shifted its business from hospitality and tourism to oil, natural gas, and mining in 1998. The company changed its name to PT Bumi Resources Tbk in 2000. [citation needed]
Zijin is a Shanghai Stock Exchange and Hong Kong Stock Exchange listed mining company principally engaged in the prospecting, exploration, and mining of gold, copper, and other mineral resources with operations in 11 countries.