[Bitcoin Layer 2 Network Citrea Powered by ZK Technology Launches Mainnet and Issues Stablecoin] According to The Block, the Bitcoin Layer 2 project Citrea, backed by Founders Fund and Galaxy, has officially launched its mainnet and introduced a native stablecoin ctUSD supported by M0 infrastructure. Citrea utilizes zkEVM to process transactions and writes zero-knowledge proofs onto the Bitcoin main chain, supporting financial applications such as BTC collateralized lending and structured products, aiming to build a native Bitcoin financial market.