Riot Blockchain (NASDAQ:RIOT) stock rises 2.6% in after-hours trading after the Bitcoin miner Q2 earnings beats the consensus estimate and sets out expectations for its hashrate after installing new machines. Q2 EPS of $0.22 exceeds the average analyst estimate of $0.03 and improved from a loss of $0.31 per share in the year-ago quarter. Q2 mining revenue of $31.5M jumped from $1.9M in the year-ago quarter. After the end of Q2 Riot Blockchain installed ~4,600 S19 Pro Antminers, resulting in a fleet of 20,746 miners deployed; the company's current hashrate if ~2.07 exahash per second. The company said 2,000 S19 Pro Antminers were shipped in late July and will be deployed at its Whinstone site in coming weeks. By early September, it expect to have 25,946 Antminers in operation, utilizing ~83 MW of energy, with an estimated has rate capacity of 2.6 EH/s. Earlier, Riot Blockchain EPS beats by $0.19, beats on