The Ethereum Layer 2 solution, Optimism, has achieved a decentralization milestone by integrating fault proofs into its smart contracts, marking the first stage of its OP Stack. This development aligns with Vitalik Buterin's framework, enhancing security and decentralization. Users can now withdraw Ethereum and ERC-20 tokens from Optimism to Layer 1 without relying on trusted intermediaries, improving security and user trust.

For more details, visit [0xzx](https://0xzx.com/2024061205384523008.html).