Block top - The block selection and length from the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this begins at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://hylistings.com/story21959180/the-blockchain-explorer-address-diaries-https-intensedebate-com-people-hawkwhorl3