# leyar 1 blockchain 

By [web 3.0](https://paragraph.com/@web-3-0-3) · 2023-03-20

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Layer 1 is **the name given to a base blockchain like Bitcoin or Ethereum**. It is the first level of the ecosystem and corresponds to the main chain of the network. Layer 2 solutions and sidechains can be built on top of this basis that layer 1 provides.

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*Originally published on [web 3.0](https://paragraph.com/@web-3-0-3/leyar-1-blockchain)*