The newly computed hash (or block header) attaches the hash output of the previous block creating a chronological chain of spent transaction outputs.
Embedding data into a hash on an unchangeable decentralized ledger is powerful technology.
Hash and Ledger
After reading the Age of Cryptocurrency, I had one new take away about blockchain technology. This epiphany moment was my understanding of the SHA256 hash. The description of how a hash worked put my understanding of the protocol on an even lower level. This hash function can take any input and will output a hexadecimal…