Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would in fact be the a hundred and first transaction https://socialevity.com/story22776153/everything-about-blockchain-explorer-https-www-giveawayoftheday-com-forums-profile-1172807