ChainCatcher news, blockchain infrastructure Espresso Systems announced on platform X that it has released the 5th testnet Cappuccino, which is now open to the public.The Espresso Systems team has expanded the HotShot finality layer to 100 nodes on the Cappuccino testnet. In addition, this testnet now supports Arbitrum fraud proofs.

ChainCatcher news, blockchain infrastructure company Espresso Systems announced the release of its third testnet, Cortado, which includes integration with the OP Stack.It is reported that this integration will enable decentralized transaction ordering and share ordering with other rollups, enhancing interoperability. In the coming weeks, Espresso will continue to collaborate with Caldera to deploy a publicly hosted testnet, including the OP Stack rollup. Users and developers will be able to deploy test contracts, submit transactions, and interact with applications in a real-time testing environment, where all rollup transactions are ordered by the Espresso Sequencer.

ChainCatcher news, blockchain infrastructure company Espresso Systems announced a partnership with Caldera to introduce a decentralized sequencer into the OP Stack. The team will build an Optimistic rollup within the OP Stack, and the testnet will soon be available for everyone.Caldera will provide the OP rollup interface, site hosting, block explorer, and indexer. Espresso Sequencer will integrate with the OP Stack, supporting developers to build decentralized Rollups from the start.

ChainCatcher news, the Ethereum Layer 2 network zkSync based on ZK Rollup is collaborating with the crypto infrastructure company Espresso Systems to integrate a new technology called "Configurable Asset Privacy" (CAPE) for private transactions. Any user can transact without exposing private data on the blockchain, thereby eliminating barriers for institutions that do not wish to expose balances, on-chain activities, and other publicly accessible private data.It is reported that the collaboration is still in planning and has not yet been deployed on zkSync's testnet. An update on the tokenization of real-world assets, supply chains, identity, payments, and trade finance is expected later this year. (Source link)

ChainCatcher news, Web3 application extension and privacy system Espresso Systems announced the launch of the privacy asset configuration protocol CAPE (Configurable Asset Privacy for Ethereum) on the Arbitrum testnet, allowing asset creators to define customizable privacy policies to determine who can view information about asset holders and transactions in certain situations.ChainCatcher previously reported that in March 2022, Espresso Systems completed a $32 million financing round. In June, Espresso Systems launched CAPE on the Ethereum Goerli testnet. (source link)