A chain is a linear sequence of data blocks. Each blockA block is a specific type of construct in a blockchain that stores transactional information blocks typically contain transaction information... Read More contains a cryptographic hashA hash is a fixed-length code representing any length of words, messages, or data generated by a hashing algorithm. In... Read More of the previous block and timestamped transaction dataTransaction data is information that is stored on the blockchain and represents a record of a transaction. This data can... Read More.