Block top - The block number and length in the blockchain (in blocks) on generation of the present block Nonce - The transaction number for your 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://bookmarkinglive.com/story21126704/the-smart-trick-of-blockchain-explorer-app-that-nobody-is-discussing-https-www-hulkshare-com-circledrop4