Block top - The block amount and size on the blockchain (in blocks) on development 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 actually be the 101st transaction submitted by this account) https://pr6bookmark.com/story20682495/5-tips-about-blockchain-explorer-you-can-use-today-https-codimd-fiksel-info-7obh-70jsduk4-4exx8mba