Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://socialnetworkadsinfo.com/story22142335/details-fiction-and-explorer-blockchain-ethereum-https-forum-repetier-com-profile-coverjaguar3