Block top - The block number and length from the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (bear in mind this starts at 0 so a nonce of 100 would really be the a hundred and first transaction submitted https://social-medialink.com/story5261708/5-essential-elements-for-blockchain-explorer-ethereum-https-www-blurb-com-user-optionname7