Block height - The block selection and duration on the blockchain (in blocks) on creation of the present block Nonce - The transaction range to the from address (Remember this begins at 0 so a nonce of a hundred would in fact be the 101st transaction submitted by this account) https://nybookmark.com/story22550415/5-essential-elements-for-blockchain-explorer-ethereum-https-rentry-co-4vomqtzo