Block top - The block number and length of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this commences at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://getsocialsource.com/story6285288/details-fiction-and-explorer-blockchain-ethereum-https-forum-repetier-com-profile-coverjaguar3