From JPM Coin to payments on Ethereum in outer space, JPMorgan’s Onyx division is pushing out the traditional banking world’s blockchain frontiersFor over five years, JPMorgan Chase & Co. has been advancing blockchain technology in the banking sector. Its JPM Coin — a wholesale payment stablecoin that is pegged 1:1 to the U.S. dollar — is now transacting billions of dollars every day. JPMorgan’s open information sharing network Liink — formerly known as Interbank Information Network — now has over 400 banks. Just last October, after JPMorgan sold Quorum, its blockchain protocol to the Brooklyn-based blockchain software firm ConsenSys, the banking giant established Onyx, its new blockchain unit.