ChainCatcher news, decentralized digital music protocol builder Vault has completed a $4 million Series A funding round, led by crypto investment firm Placeholder VC, with previous investors AlleyCorp, Bullpen Capital, and Everblue Management participating. According to the crypto data platform RootData, the company's total funding amount has reached $13 million to date.Vault has built a decentralized protocol called "Digital Music Collectible" (DMC). By creating an open and fully decentralized music network, DMC allows users to share, play, and purchase music on third-party applications and websites. (Source link)