Golden Finance reports that Nasdaq-listed Bitcoin mining company Cipher Mining has released its unaudited production and operation update for March, revealing that it mined 210 BTC in March. However, due to business operations, it sold 206 BTC during the month. The current holdings of Bitcoin have reached 1034 (of which 394 BTC are used as collateral), with a hash rate reaching 13.5 EH/s at the end of the month.