Proof-of-Record is a time-based consensus system that develops a historical document of the action based upon its placement within the blockchain, that is represented by a hash tree. As opposed to evidence of work, which works by using the miners themselves to outline the next block in a series, or https://technologybot.co.uk/unlocking-the-future-introducing-syncus-sol-the-next-big-solana-token-in-sol-presale/