Bitcoin blockchain Download all data

1.

blockchain is an important concept of bitcoin. It is essentially a disintermediated database. At the same time, as the underlying technology of bitcoin, it is a series of data blocks generated by using cryptographic methods. Each data block contains the information of a bitcoin network transaction, Used to verify the validity of its information (anti-counterfeiting) and generate the next block

the data on bitcoin blockchain, which we call the data on the chain, generally includes: bitcoin active address, new address, continuous active address, reactivated address, transaction volume on the chain, number of transactions on the chain, TSP, transaction transfer fee on the chain, large amount transfer, mining difficulty and other data

we generally query the data on some blockchains through the blockchain browser, Bitcoin's more commonly used blockchain browsers are:

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https://www.blockchain.com/explorer

https://blockexplorer.com/

https://insight.bitpay.com/

https://btc.com/

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more information about blockchain projects, blockchain investment, blockchain applications, blockchain celebrities, Little tiger in the chain: https://www.lianxiaohu.com/

2. Bitcoin blockchain is a bitcoin blockchain? No, the block stores the transaction. In the early stage, you will get a coin if you successfully build a block. In the later stage, you can only get the fees paid by the exchange. A currency is a string of digital signatures. It is a digital signature sent by the last owner to the receiver. Everyone can see who owns the currency from the transaction
does each node have complete blockchain data? You mean a user node? A user node needs to keep the of the block head of the longest workload proof chain, so it knows the data of all the block heads. It can move forward to know all the data on the block chain, but not all of them are saved. A block header is very small, only 80 bytes, which can be saved completely, because the generation of nodes is very slow. Even with the passage of time, the amount is not too large now.

3. Hello, of course.
blockchain is a new application mode of distributed data storage, point-to-point transmission, consensus mechanism, encryption algorithm and other computer technologies. Blockchain is an important concept of bitcoin. It is essentially a decentralized database. At the same time, as the underlying technology of bitcoin, it is a series of data blocks generated by using cryptographic methods. Each data block contains a batch of information about bitcoin network transactions, Used to verify the validity of its information (anti-counterfeiting) and generate the next block. In fact, the original English version of bitcoin white paper [1] does not use the word blockchain, but uses the word chain of blocks. In the earliest Chinese translation of bitcoin white paper [2], chain of blocks was translated into blockchain. This is the earliest time when the Chinese word "blockchain" appeared.

4. Sintering machine is actually a sintering system, including civil engineering, which transports materials from the manufacturer. The ring sintering machine is suitable for small blast furnaces. Dingxin of Shanye and Dingxin of Shanxi are good domestic ones. They have blast furnace operation experience and can achieve good economic indicators. After all, the purpose of opening the plant is to make money.

5. At present, the exchange rate between vnd and RMB is about 2600:1. You can exchange the money for 7 yuan and 23 cents. The price of a bowl of beef powder is not enough in some places..

6.

Blockchain technology is not only the basic technology of bitcoin, but also the core and infrastructure of bitcoin. Bitcoin has never had any centralized organization, operation and management. Later, bitcoin technology was abstracted, called blockchain technology, or distributed ledger technology

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the disadvantages of blockchain technology applied to digital currency:

first, there is no circulation management organization for "decentralization". In essence, blockchain technology is a distributed database system, its logical structure is one-way linked list, and its design mode is based on P2P network, which determines that there is no unified virtual currency central control system based on blockchain technology

Second, it is difficult to effectively control the quantity supply. Based on blockchain technology, the virtual currency circulation is fixed. According to Fisher Equation, under a certain price level, there is a certain proportion between the total amount of transactions and the amount of nominal money needed in a certain period of time, and the fixed amount of money obviously can not meet the requirements of the growing total price of social goods

Third, it is difficult for "mining mechanism" to create recognized value. Bitcoin itself has no value and no national credit support. Some people think that "by continuously consuming computing power and energy, the value is injected into the virtual currency", but in order to find the hash value that meets the requirements, it is obviously not the most effective choice to spend millions of calculations

Fourthly, procers and early holders are easy to get high seigniorage. Any virtual currency based on blockchain technology is held by a few people in the early stage of development. Take bitcoin, for example. At first, bitcoin was just a proct of a few people's games. In May 2010, the first purchase of bitcoin was $25 pizza purchased by 10000 bitcoin, and the first transaction completed in July of the same year was $0.04/bitcoin