Ethereum: Why does the blockchain need blocks?

Blocking structure of blockchain ethereum

As you know, Bitcoin blockchain is a decentralized public book that records all transactions made in the network. However, it is not only about storing individual transactions data; It is also about the organization of these transactions in a cohesive chronological record.

In this article, we will examine why blockchain ethereum needs blocks and how they work to provide a safe, efficient and scalable solution for digital transactions.

Why do the transaction groups need blocks?

If more individuals or organizations want to send and receive cryptomena, such as bitcoin or ethereum, they must ensure that their transactions are recorded in a way that is easy to verify, monitor and reverse. Here comes the concept of blocks.

Imagine a chain of transactions in which each transaction is associated with the previous using a unique identifier called “block hash”. The blockchain Ethereum block structure ensures that each transaction is stored in a separate discrete unit that is essentially a block.

How do blocks work?

The block consists of several transactions, also known as “transactions”, and a unique code called “nonce” that helps prevent double expenditure. This is how it works:

1.

  • Transaction Compilation : The transaction created is assembled in a single unit called “block” that contains the previous block hash (link to blockchain), time stamp and Nonce value.

  • Function Hash : Cryptographic Function Hash, such as SHA-256, is used to create a unique fingerprint digital fingerprint for each block. This ensures that the contents of the block is fixed and resistant to unauthorized handling.

  • Block Header

    Ethereum: Why does the blockchain need blocks?

    : The block header contains a metadata such as a block number, time stamp, Nonce value and other information regarding the transaction.

Key aspects of Ethereum Blocks

Ethereum’s blockchain uses a consensus algorithm called Evidence of Work (Pow) to ensure and verify transactions. To benefit new blocks, miners compete to solve complex mathematical problems that require significant computational power.

Here are several key features that make Ethereum Blocks unique:

* Immutability

: Blocks cannot be changed or removed after creating.

* Decentralized Administration of Public Affairs : The Ethereum network is governed by a decentralized autonomous organization (DAO), which ensures the maintenance of the integrity and safety of the blockchain.

* scalability : Ethereum block size limit can meet millions of transaction per second, making it suitable for large applications.

Conclusion

Finally, blockchain ethereum uses blocks to organize individual transactions into a cohesive chronological record. This structure provides a safe, efficient and scalable solution for digital transactions by ensuring that each transaction is connected to the previous via a unique code called block hash. The use of an algorithm of the work consensus document ensures the integrity and safety of the blockchain, allowing users to trust and rely on Ethereum.

As you can see, understanding the blockchain eThereum block structure can be fascinating, even for those who are not familiar with blockchain technology!

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