StockNewsTimes. Qtum (QTUM) is a proof-of-stake (PoS) coin that uses the Proof of Stake hashing algorithm. Its genesis date was December 19th, 2016. Qtum's total supply is 100,445,476 coins and its circulating supply is 73,945,476 coins. Qtum's official Twitter..
The Lincolnian Online. Mar 13, 2018 11:37 UTC
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