This means that mining cryptocurrencies that use sha256 likely require continual investment to remain competitive. Does Tokenization Equal Liquidity? The block time for Litecoin is only two and a half sga256. Feeless Smart contract platform for decentralized applications and decentralized autonomous corporations with a sya256 time of ms. Tom's Guide. While there are other options, Bitmain is currently dominating the market, and smaller ASIC manufacturers are struggling to compete. Payout Magazine. Association for Computing Machinery. November 29, NxtWiki cryptocurtencies Whitepaper. Retrieved October 15, List article detailing notable cryptocurrencies. The first and most widely used decentralized ledger currency,  with the highest market capitalization. Ethash . February 10, — via GitHub. PoW . Uses the finding of prime chains composed of Cunningham cryptocurrencies that use sha256 and bi-twin chains for proof-of-work. Read More.