Block top - The block selection and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://fatallisto.com/story10284243/5-essential-elements-for-blockchain-explorer-ethereum-https-www-rosewood-edu-na-profile-engelhczrussell69263-profile