Altcoin hash rate
A cryptographic hash function takes digital data of any size as input and produces a random but fixed-size string of digital data as output. Bitcoin is programmed by design to mine a block about every 10 minutes, on average. Grid Display Off On. Every visitor to Buy Bitcoin Worldwide should consult a professional financial advisor before engaging in such practices. The output is random and unpredictable, so the hash calculation must be performed several times while slightly changing the input data until a valid hash is calculated.