Hv Miners Digital Holdings, Inc. is a digital asset technology company, which engages in the mining of cryptocurrencies in a large mining farm, with a focus on the blockchain ecosystem and the generation of digital assets. The company was founded on September 13, 2011, and is headquartered in Newark, New Jersey. it is known for its purchases of bitcoin and mining and a joint venture to use 37 MW from the Hardin Generating Station Montana coal plant to power an adjacently-constructed Marathon bitcoin mining farm data center.