$59012.55 +3.22%
Glob. Mkt Cap Rank: No.1
2024-08-07:09:36:36update
24H High
:
432005.61
24H Turnover
:
1.06千亿
Max Supply
:
21000000.0
24H TR
:
1.25%
24H Low
:
414316.59
24H Vol
:
246413.75
Curr. Issued
:
19708053.0
24H High-Low
:
+4.27%
ATH
:
52.62千万
Highest Mkt Cap
:
8.46万亿
Circulating Supply
:
19708053.0
Dominance
:
54.01%
ATL
:
467.69
Mkt Cap (Float)
:
8.46万亿
Circulating Supply
:
93.85%
Issue Date
:
2008-10-31
Introduction
Latest News
News Flash
Basic information
Full Currency Name 比特币/BTC
Currency Code BTC
Coin Intro "

Bitcoin: A Decentralized Digital Currency

Bitcoin (BTC) is a cryptocurrency, born out of the 2008 global financial crisis. It was first released on October 31, 2008, with a total supply capped at 21 million coins.

Unlike traditional fiat currencies, Bitcoin is a decentralized, peer-to-peer (P2P) digital currency. It is not controlled by any government, bank, or central authority. Instead, its issuance relies on a process called "mining," where individuals solve complex cryptographic puzzles to validate transactions and add new blocks to the Bitcoin blockchain. Miners are rewarded with Bitcoin for their efforts.

Key characteristics of Bitcoin include:

  • Decentralization: No single entity controls the Bitcoin network.

  • Scarcity: The maximum supply is limited to 21 million coins, preventing inflation.

  • Anonymity: Transactions are pseudonymous, offering a degree of privacy.

  • Immutability: Transactions are recorded on the blockchain and cannot be reversed.

  • Global accessibility: Bitcoin can be sent and received anywhere in the world.

  • Low transaction fees: Compared to traditional financial systems, Bitcoin transactions are relatively inexpensive.

The significance of Bitcoin lies in its pioneering role as a decentralized digital currency. Its creation was driven by the need to address issues like currency manipulation and inflation.

In 2008, an individual or group under the pseudonym Satoshi Nakamoto published a whitepaper titled "Bitcoin: A Peer-to-Peer Electronic Cash System." This paper outlined the concept of Bitcoin and laid the groundwork for its development.

On January 3, 2009, Nakamoto mined the first Bitcoin block, known as the Genesis Block, on a small server in Helsinki, Finland, receiving a reward of 50 Bitcoins. Since then, a new block has been added to the blockchain approximately every 10 minutes.

The block reward halves every 210,000 blocks mined (approximately every four years). This event is known as a "halving." The first halving occurred in late 2012, reducing the block reward from 50 to 25 Bitcoins. The second halving occurred in mid-2016, reducing the reward to 12.5 Bitcoins. This process will continue until the year 2140, when all 21 million Bitcoins will be in circulation.

As of today, the price of Bitcoin is $54,485.64, with a 24-hour trading volume of $256.88 billion. Bitcoin has experienced a 5.57% decrease in the last 24 hours. Currently, it holds the top position on CoinMarketCap with a market capitalization of $10.709 trillion USD. The circulating supply is 19.65 million BTC, out of a total supply of 21 million BTC.

"
Issue Date 1231027200000
All-Time High $73793.793
All-Time Low $0.0495
Total Supply 21000000
Circulating Supply 19655112
Circulating Supply Percentage 0.9359577142857143
Market Cap 1970427989050
Fully Diluted Market Cap $0.002594554047619048
Mkt Cap (Float) $1070921258316
Circulating Market Cap % of Global Total 0.5434967754555303
Listed on Exchanges 77
Official Link https://bitcoin.org/en/
Whitepaper https://mifengcha.oss-cn-beijing.aliyuncs.com/static/coin/white_paper/bitcoin.pdf
Blockchain Explorer "http://blockchain.info", "https://btc.tokenview.com/cn/", "https://live.blockcypher.com/btc/"
Telegram
Github https://github.com/bitcoin/bitcoin
Twitter https://twitter.com/bitcoin
FaceBook https://www.facebook.com/bitcoins
Reddit https://www.reddit.com/r/bitcoin
Currency Introduction

Bitcoin: A Decentralized Digital Currency

The concept of Bitcoin was first introduced by Satoshi Nakamoto in 2008. It is an open-source software project and peer-to-peer (P2P) network based on Nakamoto's ideas. Bitcoin operates as a P2P digital currency, meaning transactions occur directly between users without the need for intermediaries.

Unlike traditional currencies, Bitcoin is not issued by a central authority. Instead, it is generated through a process called mining, which involves solving complex mathematical problems using specialized computer hardware. The Bitcoin network utilizes a distributed ledger, known as the blockchain, to record and verify all transactions. Cryptography ensures the security of every transaction.

The decentralized nature of Bitcoin and its underlying algorithm prevents the manipulation of its value through artificial inflation. Its cryptographic design ensures that Bitcoins can only be spent by their rightful owners, while also providing a degree of anonymity in ownership and transactions.

A key distinction between Bitcoin and other virtual currencies is its limited supply. The total number of Bitcoins that will ever exist is capped at 21 million. This scarcity contributes to its potential as a store of value.

The term "bit" is a fundamental unit of information in computer science, representing a binary digit (0 or 1). When combined with "coin," it emphasizes the digital nature of Bitcoin as a virtual currency stored electronically.

Currently, Bitcoin operates independently of any government or bank, and its legal status varies across jurisdictions.

Acquiring Bitcoin

There are two primary ways to acquire Bitcoin:

1. Buying Bitcoin: Bitcoin can be purchased through cryptocurrency exchanges, such as Huobi and Binance.

2. Mining Bitcoin: In the early days of Bitcoin, when computational difficulty was low, individuals could "mine" Bitcoin using personal computers. Mining involves solving complex mathematical problems to validate transactions and add new blocks to the blockchain. Successful miners receive Bitcoin rewards.

However, the increasing value of Bitcoin has led to a surge in mining activity. Millions of specialized mining machines now compete for a limited number of Bitcoin rewards generated every 10 minutes. As a result, the probability of successfully mining Bitcoin with a personal computer has become extremely low.

Mining Pools: To increase their chances of earning Bitcoin rewards, miners have formed "mining pools." These pools combine the computational power of multiple participants, sharing the rewards based on individual contributions.

Bitcoin Network Statistics

  • Current Network Hash Rate: 56.48 EH/s

  • Network Difficulty: 7,409,399,249,090 - 7.41 T

  • Estimated Daily Revenue per T: 1T * 24H = 0.00003394 BTC (as of June 20, 2019)

The Bitcoin reward for mining blocks halves approximately every four years. The next halving event is projected to occur around May 5, 2020. By the year 2140, the maximum supply of 21 million Bitcoins will be in circulation. This inherent scarcity is designed to mitigate inflation.

Characteristics of Bitcoin

Decentralization: Bitcoin operates on a distributed network, independent of any central authority, providing security and freedom from censorship.

Global Accessibility: Bitcoin can be accessed and transacted with from anywhere in the world with an internet connection.

Exclusive Ownership: Bitcoin ownership is secured through private keys, which can be stored offline, granting users complete control over their funds.

Low Transaction Fees: Sending Bitcoin typically incurs minimal fees compared to traditional financial systems.

Transparency: All Bitcoin transactions are recorded on the public blockchain, making it a transparent system.

Cross-Platform Mining: Bitcoin mining can be performed on various operating systems and hardware configurations.

Bitcoin Q&A

How does Bitcoin work?

Bitcoin transactions utilize a public-key cryptography system. Every Bitcoin wallet has a unique public key and a private key. When a transaction occurs, the sender signs the transaction with their private key, and the recipient can verify the transaction using the sender's public key. This ensures the security and authenticity of each transaction.

What is the value of Bitcoin?

The value of Bitcoin is determined by market supply and demand. Since its inception, the price of Bitcoin has experienced significant volatility, reaching highs of over $15,000 USD.

Can Bitcoin be exchanged for cash?

Yes, Bitcoin can be exchanged for fiat currency through cryptocurrency exchanges.

Is Bitcoin anonymous?

While Bitcoin offers a degree of pseudonymity, it is not truly anonymous. All transactions are recorded on the public blockchain and can potentially be traced back to individuals or entities.

What can Bitcoin be used for?

Bitcoin has a wide range of potential use cases, including:

  • Smart Contracts

  • Information Transparency

  • Investment and Hedging

  • Remittances and Payments

  • Speculation

  • Store of Value

  • Decentralized Applications (dApps)

  • Illegal Activities (e.g., money laundering, gambling)

Why should I pay attention to Bitcoin?

Bitcoin represents a novel approach to finance, offering potential advantages such as decentralization, global accessibility, and low transaction fees.

Is Bitcoin trading legal?

The legal status of Bitcoin varies by jurisdiction. In some countries, Bitcoin is recognized as a commodity or asset, while in others, its use is restricted or prohibited.

Bitcoin Forks

A Bitcoin fork occurs when changes are made to the Bitcoin protocol, resulting in a split of the blockchain. These forks can be "soft forks," which are backward-compatible, or "hard forks," which create an incompatible chain.

Notable Bitcoin hard forks include:

  • Bitcoin Cash (BCH): Forked at block 478558 on August 1, 2017.

  • Bitcoin Gold (BTG): Forked at block 491407 on October 24, 2017.

  • Bitcoin SV (BSV): Forked from Bitcoin Cash at block 556766 on November 15, 2018.

Currently, there are over 100 documented Bitcoin fork projects, with a significant portion trading at near-zero value. The most prominent Bitcoin forks by market capitalization are Bitcoin Cash (BCH), Bitcoin SV (BSV), and Bitcoin Gold (BTG).

This translation aims to provide a comprehensive overview of Bitcoin, its characteristics, and its implications.

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Development History
2021年10月16日[The US Securities and Exchange Commission approved the first bitcoin futures ETF to open cryptocurrency transactions to a wider range of investors] On October 16 th, according to Coindesk, after years of trials and failures by fund sponsors, cryptocurrency investment was finally opened to the American public. The SEC approved the bitcoin futures ETF for the first time on Friday, after five members of the committee held a meeting on the issue. ProShares, which submitted its application for Bitcoin Strategy ETF this summer, is expected to launch its first ETF as early as next Monday. Previously, analysts predicted that the launch of Bitcoin Futures ETF would be a bridge to finally launch Bitcoin ETF based on the spot market.
2020年5月12日Bitcoin halved for the third time at the block height of 630,000, and the reward was reduced by 50%. The block reward was reduced from 12.5 BTC to 6.25BTC, and the inflation rate was reduced to 1.79%.
2020年On March 9th, Bitcoin core version 0.19.1 was released. On June 3rd, the core version 0.20.0 of Bitcoin was released.
2020年3月12日Bitcoin suffered a black Thursday, with a drop of up to 43% on that day.
2019年On May 2nd, the core version 0.18.0 of Bitcoin was released. On August 9th, Bitcoin core version 0.18.1 was released. On November 24th, the core version of Bitcoin 0.19.0.1 was released.
2019年10月25日The Political Bureau of the Communist Party of China (CPC) Central Committee proposed to take blockchain as an important breakthrough for independent innovation of core technology, and accelerate the development of blockchain technology and industrial innovation.
2019年9月23日Bakkt, a cryptocurrency derivatives exchange under the American Intercontinental Exchange Group (ICE), officially launched the physical settlement of bitcoin (BTC) futures trading on September 23, 2019.
2019年6月Bitcoin prices once again exceeded $10,000.
2019年4月The price of bitcoin suddenly soared, reaching $5,000 at one time.
2018年On February 26th, Bitcoin core version 0.16.0 was released. In March, the lightning network was launched on the main bitcoin network. On December 25th, Bitcoin core version 0.17.1 was released.
2017年Bitcoin bifurcates into BTG and BCH; On January 3rd, Bitcoin core version 0.13.2 was released. On March 8th, the core version 0.14.0 of Bitcoin was released. On September 14th, Bitcoin core version 0.15.0 was released.
2017年12月18日Bitcoin hit a record high of $20,000.
2017年12月17日Bitcoin hit a high of $19,783.06. At the end of the day, Bitcoin will drop to $19,500. Overall, the price of Bitcoin rose by 1824% from January 1 to December 17.
2017年12月10日CBOE Global Markets Inc launched bitcoin futures trading on December 10th, 2017 with the trading code "XBT".
2017年12月Lightning network online bitcoin main network.
2017年9月4日Seven ministries and commissions, including the Peoples Bank of China, jointly issued the Announcement on Preventing Financing Risks of Agency Issuance.
2017年8月1日Isolation witnessed the activation, and Bitcoin Cash/BCash, the first bifurcated coin of Bitcoin, was born.
2017年6月Bitcoin gets unicode symbols.
2016年7月20日Bitcoin rewards are halved twice.
2016年7月9日Bitcoin halved for the second time at the block height of 420,000, the block reward decreased from 25 BTC to 12.5 BTC, and the inflation rate decreased to 4.17%.
2016年6月The general principles of civil law define the scope of protection of virtual assets (The 21st meeting of the 12th the National Peoples Congress Standing Committee (NPCSC) was held in June 2016, and the explanation of the motion of General Principles of Civil Law of Peoples Republic of China (PRC) (Draft) submitted by Chairman the National Peoples Congress Standing Committee (NPCSC) was considered for the first time. The draft provides for new civil rights objects such as network virtual property and data information, which means that network virtual property and data information will officially become rights objects, and network virtual property such as bitcoin will be formally protected by law. )
2016年5月25日On May 25th, 2016, the Japanese Senate approved a bill to supervise domestic digital currency exchanges, which classified Bitcoin as an asset or property.
2016年4月5日The developer of decentralized e-commerce protocol OpenBazaar released its first official version of software on April 5, 2016. OpenBazaar can make peer-to-peer digital commerce possible and use bitcoin as a payment method, which is similar to a decentralized Taobao.
2016年Bitcoin network computing power exceeds 1 eh/s; On February 23rd, Bitcoin core version 0.12.0 was released. On August 23rd, the core version 0.13.0 of Bitcoin was released.
2015年12月16日Bitcoin securities issuance (the US Securities and Exchange Commission approved the online retailer Overstock to issue shares of the company through the bitcoin blockchain. According to the S-3 application submitted by Overstock to the Securities and Exchange Commission, the company hopes to issue up to 500 million US dollars of new securities through the blockchain, including common shares, preferred shares, depositary receipts, warrants, bonds and so on. )
2015年10月22日The EU exempts Bitcoin from VAT (the European Court of Justice ruled on October 22, 2015 that transactions in Bitcoin and other virtual currencies will be exempted from VAT. This decision will be a great victory for the bitcoin trading community, because it means that they will not have to pay taxes in the next virtual currency transaction. )
2015年发布On February 16th, Bitcoin core version 0.10.0 was released. On November 13th, Bitcoin core version 0.11.2 was released.
2015年On January 26, 2015, the first licensed bitcoin exchange in the United States, founded by bitcoin company Coinbase, was officially launched. On January 17th, 2017, the head of new york Financial Services Department (NYDFS) announced that it had applied for the license of Bitcoin trading platform Coinbase.
2014年Bitcoin network computing power reaches 100 pH/s; HMRC (British Inland Revenue) classifies Bitcoin as an asset or private fund, which means that the mining or exchange of Bitcoin will not charge VAT; The US government auctioned more than 29,000 bitcoins confiscated from the Silk Road, indicating that bitcoin is no longer regarded as an illegal trading currency; Conduct the first bitcoin derivative transaction; Microsoft, Dell, etc. accept bitcoin payment.
2014年12月11日Microsoft, the global computer giant, announced its acceptance of Bitcoin as a payment option, allowing consumers to purchase various digital contents on its online platform with Bitcoin. According to the payment information page of Microsofts official store, American consumers can recharge their Microsoft accounts with bitcoin.
2014年7月12日France issued new regulations on Bitcoin (French economic and financial departments indicated that they would implement regulatory measures on Bitcoin and other financial institutions and individual users in digital currency at the end of that year. "Although the current volume of virtual currency is unlikely to have an impact on the economic system, these unofficial currencies are developing and there is a risk of illegality or fraud." )
2014年7月9日Wojciech Kowalczyk, Deputy Minister of Finance of Poland, issued a document confirming that Bitcoin can be used as a financial tool under the existing financial regulations in Poland.
2014年3月In mid-March, the central bank issued the Notice on Further Strengthening the Risk Prevention of Bitcoin, prohibiting domestic banks and third-party payment institutions from providing services such as account opening, recharging, payment and cash withdrawal for Bitcoin trading platforms.
2013年12月18日The unit price of bitcoin plummeted (Chinas two major bitcoin trading platforms, btc china and OKCoin, announced the suspension of RMB recharge service. Subsequently, the unit price of Bitcoin fell to 2011 yuan. )
2013年12月5日Five ministries and commissions in China issued a notice, and five ministries and commissions, including the Peoples Bank of China, issued the Notice on Preventing Bitcoin Risks, clarifying that Bitcoin does not have the same legal status as currency and cannot and should not be used as currency in the market. After the notice was issued, the unit price of Bitcoin fell sharply that day.
2013年11年29日The price of bitcoin surpassed that of gold for the first time (the transaction price of bitcoin on Mt.Gox reached $1,242/bitcoin, while the price of gold at the same time was $1,241.98/ounce, and the price of bitcoin surpassed that of gold for the first time).
2013年11月Bitcoin prices soared to $1,000.
2013年There is a bifurcation problem; In October, the first bitcoin ATM machine came out; The first bitcoin theft occurred; FINCEN issued the worlds first virtual currency management standard; Germany recognizes the legal status of Bitcoin; China issued the Notice on Preventing Bitcoin Risks, which made it clear that Bitcoin does not have the same legal status as currency.
2013年1月Special ASIC Avalon Bitcoin mining machine comes out.
2012年11月28日The first "halving" event occurred. After the completion of 210,000 blocks in the Bitcoin blockchain, the mining reward was halved from 50 BTCs to 25 BTCs, and the inflation rate dropped from 12.5% to 8.3%.
2012年9月Bitcoin fund was founded.
2011年The official version of 0.3.21, which has a historical record, went online, supporting new features such as UPNP and Congcong, and the bitcoin system gradually matured.
2011年6月The first major hacking incident occurred in the history of Bitcoin, and 25,000 BTCs were stolen, worth $2,500 at that time.
2011年6月14日Wikileaks launches bitcoin donation address.
2011年4月18日The first knockoff coin named Coin (NMC) was born.
2010年Mt. Gox website is established, and Mt. Gox allows users to buy and sell bitcoin. By February 2014, it had handled 70% of the worlds bitcoin transactions.
2010年12月12日Satoshi Nakamoto released the last message at the bitcointalk.org Forum.
2010年12月SlushPool, the worlds first mine pool, excavated the block.
2010年11月1日Bitboy, a user of Bitcointalk Forum, released the Bitcoin logo, which was presented in white and orange, and has remained in the form of "rotation: clockwise 14%" (rotation: clockwise 14%).
2010年9月Slushs pool, the earliest "mine pool" in the world, was successfully mined for the first time; Satoshi Nakamoto retired and transferred the development rights to Gavin Anderson, an American.
2010年8月Attackers exploited the vulnerability of integer overflow to create 184 billion bitcoins out of thin air.
2010年7月Software for mining based on GPU graphics card appears. Mt.Gox started trading in Tokyo, and by February 2014, it had handled 70% of the global bitcoin transactions.
2010年5月22日"Pizza Festival" in encryption circle: On May 22nd, 2010, Laszlo Hanyecz, a member of encryption community, bought two pizzas for 10,000 BTC.
2010年1月15日Bitcointalk Forum Member
2009年1月12日The first bitcoin transaction: On January 12th, 2009, Satoshi Nakamoto sent 10 bitcoins to Halfeni as a test transaction.
2009年1月9日Bitcoin releases an open source client: it can be downloaded from SourceForge. From here on, anyone technologically-literate can download the client and start mining on Bitcoin.
2009年The first bitcoin block named Genesis was launched, and Satoshi Nakamoto obtained the first batch of 50 bitcoins through mining, which marked the emergence of bitcoin network and the official birth of bitcoin.
2008年10月31日Satoshi Nakamoto published a paper on the creation of Bitcoin: Bitcoin: A Peer-to-Peer Cash Payment System.
2008年8月18日Satoshi Nakamoto registered the domain name of Bitcoin.org.
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