Hello, I’ve put together an step-by-step article that breaks down the “magic” of Bitcon’s proof-of-work / waste 10-minute mining lottery. Follow (or just read) along with with many ready-to-run examples (in ruby) including what’s your hash rate per seconds and more. Happy secure hashing and blockchaining with ruby. Bonus: Learn the secret How to Buy Bitcon (The CO₂-Friendly Way) by Trolly McTrollface.