# What's the modular blockchain?

**Published by:** [afenga](https://paragraph.com/@afenga/)
**Published on:** 2022-08-05
**URL:** https://paragraph.com/@afenga/what-s-the-modular-blockchain

## Content

It is analyzed from the essential structure of the blockchain. Functionally, the blockchain system can be divided into three parts: Execution layer: execute transactions; Consensus layer: Verification and consensus on transaction execution results; Data Availability Layer: Storage of transaction raw data. At present, Ethereum's hot Layer2 is an attempt to modularize and separate the execution layer.

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