Xaurum is the unit of value on the golden blockchain. Xaurum Golden Blackchain represents the increasing amount of gold and can be exchanged for through melting. Xaurum is a transparent ledger of account for the distribution of gold owned by the Xaurum Commonwealth, which is maintained by Auresco Institute physically and Guardian nodes digitally. Auresco institute and Guardian nodes are both designed to distribute and increase Xaurum's value. The Xaurum can be mined cooperatively by miners on the Goldmine. Xaurum exercises cooperative control over the money supply through cooperative mining and minting that have been decentralized. This mined bvalue can be exchanged for physical gold, storesd as the CommonWealth gold reserves.
Metronome, found online at Metronome.io, under the symbol MTN. The cryptocurrency promises to deliver “institutional-class endurance” with cross-blockchain compatibility.The currency is being developed by Bloq, which announced Metronome in October 2017. Metronome is launched in early December 2017, with the first cross-chain transfers (between Ethereum and Ethereum Classic) scheduled for Q1 2018. Metronome released in December 2017. By Q1 2018, Metronome aims to become the world’s first cross-chain compatible cryptocurrency by adding Ethereum Classic support (the currency is initially built on Ethereum). Metronome’s cross-chain compatibility system involves creating exit receipts when leaving the chain and entering a new chain.