Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this account) https://reallivesocial.com/story6032749/not-known-factual-statements-about-blockchain-explorer-tool-https-heavenarticle-com-author-pathpastor4-452336