1

Let's say the hash of the previous block was "11b83f1dbb421b7539f755". If I make a transaction (Transaction A) for about 1 BTC and 1 second after me someone other makes new a transaction (Transaction B), which transaction becomes the previous hash "11b83f1dbb421b7539f755", because it needs 15 seconds till every node knows the new chain? Not quite. When ...


Only top voted, non community-wiki answers of a minimum length are eligible