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Blockchain

For other uses, see Block chain (disambiguation). distributed data store for digital transactions Blockchain formation. The main chain (black) consists of the longest series of blocks from the genesis block (green) to the current block. Orphan blocks (purple) exist outside of the main chain. Bitcoin network data A blockchain,[1][2][3] originally block chain,[4][5] is a growing […]

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The Rise and Rise of Bitcoin

Bitcoin’s logo The Rise and Rise of Bitcoin is a 2014 American documentary film directed by Nicholas Mross. The film interviews multiple companies and people that have played important roles in the expansion of Bitcoin. It first premiered at the Tribeca Film Festival in New York on April 23, 2014.[1] The film was nominated for […]

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List of cryptocurrencies

List article detailing notable cryptocurrencies Market capitalizations of cryptocurrencies as of January 27, 2018 The number of cryptocurrencies available over the internet as of 19 August 2018[update] is over 1600 and growing.[1] A new cryptocurrency can be created at any time.[2] By market capitalization, Bitcoin is currently (December 15, 2018) the largest blockchain network, followed by Ripple, […]

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Digital currency

“E-cash” redirects here. For the 20th century brand, see ecash. Taxonomy of money, based on “Central bank cryptocurrencies” by Morten Linnemann Bech and Rodney Garratt Digital currency (digital money, electronic money or electronic currency) is a type of currency available in digital form (in contrast to physical, such as banknotes and coins). It exhibits properties […]

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Lightning Network

Routing through an idealized mesh network of payment channels. The Lightning Network is a “Layer 2” payment protocol that operates on top of a blockchain-based cryptocurrency (like Bitcoin). It enables fast transactions between participating nodes and has been touted as a solution to the Bitcoin scalability problem. It features a peer-to-peer system for making micropayments […]

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Banking on Bitcoin

Banking on Bitcoin is a documentary about the beginnings of bitcoin and how it evolved to be what it is today.[1] The film was directed by Christopher Cannucciari[2] and distributed by Gravitas Ventures.[3] The film starred many early adopters of bitcoin, including Charlie Shrem, Erik Voorhees, Gavin Andresen, David Chaum, and the Winklevoss twins.[4] Banking […]

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History of bitcoin

Number of bitcoin transactions per month (logarithmic scale) Bitcoin is a cryptocurrency, a digital asset designed to work as a medium of exchange that uses cryptography to control its creation and management, rather than relying on central authorities.[1] The presumed pseudonymous Satoshi Nakamoto integrated many existing ideas from the cypherpunk community when creating bitcoin. Over […]

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Bitcoin Core

Bitcoin Core is free and open-source software that serves as a bitcoin node (the set of which form the bitcoin network) and provides a bitcoin wallet which fully verifies payments. It is considered to be bitcoin’s reference implementation[1] and is the most used implementation by a large margin.[2] Initially, the software was published by Satoshi […]

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Cryptocurrency

Various cryptocurrency logos. digital medium of exchange A cryptocurrency (or crypto currency) is a digital asset designed to work as a medium of exchange that uses strong cryptography to secure financial transactions, control the creation of additional units, and verify the transfer of assets.[1][2][3] Cryptocurrencies use decentralized control as opposed to centralized digital currency and […]

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Bitcoin network

For broader coverage of this topic, see Bitcoin. A diagram of a bitcoin transfer Number of bitcoin transactions per month (logarithmic scale)[1] The bitcoin network is a peer-to-peer payment network that operates on a cryptographic protocol. Users send and receive bitcoins, the units of currency, by broadcasting digitally signed messages to the network using bitcoin […]

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