Digital currency bitcoin hit a record high on Tuesday as demand for crypto-assets soared with the creation of new tokens to raise funding for start-ups using blockchain technology. Blockchain, the underlying technology behind bitcoin, is a financial ledger maintained by a network of computers that can track the movement of any asset without the need for a central regulator Bitcoin hit a record $1,760.40 on the BitStamp platform and was last at $1,747.89, up 6