Bitcoin miners Marathon Digital and Riot Platforms have just announced that their monthly Bitcoin production has reached its highest level since the halving of Bitcoin in April, marking a strong rebound since the halving of miner rewards. Specifically: Marathon produced 717 Bitcoins, worth $48.8 million; Riot mined 505 Bitcoins in October, valued at $34.4 million, an increase of 22.6% from the previous month.