ChainCatcher news, the decentralized identity protocol .bit under d.id announced the completion of the RGB++ upgrade. Leveraging the isomorphic binding feature of CKB, it has become a Bitcoin layer DID asset to serve the user identity needs of the Bitcoin ecosystem. This upgrade makes .bit compatible with CKB's Spore digital object protocol at the asset level, enhancing compatibility and transaction liquidity with CKB ecosystem Dapps. The DOB asset trading market Omiga will become one of the first layer two network platforms to support .bit trading, and in the future, it will also be listed on major RGB++ trading markets.d.id completed a $13 million Series A financing in 2022, and its DID protocol .bit has nearly 100,000 registered users. In addition, d.id recently launched a new narrative direction called "Humanity Matters," helping users express their unique identity value through .bit and the achievement protocol Padge.