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(symbol:; code: BTC, XBT)

It is a peer-to-peer network used as a protocol, cryptocurrency and open source project, payment system 5, commodities.

Formed in 20087 by an entity known as Satoshi Nakamoto, whose specific identity is unknown. Satoshi 8 decided to

work on the source code of the Reference Application with other volunteer developers until December 2010, when the public activity would end.

The traditional unit of account is called Bitcoin (Multiple Bitcoins) and is classified as a digital currency used for the calculation and transfer of value.

Each Bitcoin consists of 100 million Satoshi, which is the minimum unit of account.

The distributed database allows you to track all transactions or «exchanges» made in Bitcoin. This database stores information scattered throughout the network and grouped in linked blocks, forming a data structure called «blockchain».

This blockchain is often described as a verifiable, digital, public, decentralized and tamper-proof ledger that continuously reflects the history of all transactions made on the Bitcoin network.

The registrant of the transaction is the node that constitutes the previous network and the Bitcoin protocol defines the rules that govern this system.

Bitcoin is considered a decentralized system when it is managed by a particular organization because it is implemented in a network of many nodes that communicate between equal numbers without a sensitive central node A government

or central bank where transactions are carried out without the need for an intermediary make it unsupported or controlled.

Questions have been raised about the decentralization of the Bitcoin network. Elon Musk, for example, is really «very focused» on explaining the situation where the floods in the Xinjiang Uygur Autonomous Region have caused a drop in

the computing power and hash rate of the Bitcoin network, according to various media outlets. communication. 35% increase.

Use the proof-of-work system to avoid double payments and counterfeiting (to prevent the same Bitcoin from being used multiple times or being arbitrarily attacked) and build an intelligent network through information exchange and verification. Achieve consensus between nodes. Solve the problems of the Byzantine general.

Micropayments processing on the Lightning network or appointments via OpenTime stamps is a Bitcoin related application for solving problems in a variety of industries.

There are two basic types of price-guessing user users and so-called headlines who believe that Bitcoin will replace gold as a store of value based on its number, immutability, and technical characteristics of rarity.

Some economists claim that its true value is zero, it is a bubble and / or it shows signs of overshooting that can lead to collapse, but they are everything 1819. I do not agree with the idea of ​​.202122.


On November 1, 2008, a post titled «Bitcoin P2P and Paper Cash» signed under the pseudonym Satoshi Nakamoto was added to an encrypted mailing list owned by Metzger, Dowdeswell and LLC LLC. It was sent.

This announcement describes a «new cryptocurrency withdrawal system» called Bitcoin, which is «completely peer-to-peer and does not rely on a trusted third party.» In addition, reference is made to a whitepaper titled «Bitcoin: A Peer-to-Peer Electronic Cash System.»

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Available at, it describes the proposed protocol in action.

On January 3, 2009, after the release of the first open source software to run a currency node, the first peer-to-peer network based on the aforementioned protocol (also known as «Bitcoin») went live. Create your first Bitcoin and start mining.

The first Bitcoin block, called the Genesis block, was mined by Satoshi Nakamoto himself.

On January 9, 2009, the first open source software application to run a currency node was released through the SourceForge platform.

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