Block top - The block amount and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://bookmark-vip.com/story20540974/facts-about-blockchain-explorer-confirmed-transactions-revealed-https-www-woorips-vic-edu-au-profile-jessenisrgibbons96537-profile