Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this begins at 0 so a nonce of one hundred would in fact be the a hundred and first https://bookmarkusers.com/story20120203/not-known-factual-statements-about-blockchain-explorer-tool-https-heavenarticle-com-author-pathpastor4-452336