Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction number 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://socialrus.com/story21478078/not-known-factual-statements-about-blockchain-explorer-tool-https-500px-com-p-barrkijrooney