Block top - The block number and length on the blockchain (in blocks) on development of the present block Nonce - The transaction selection 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://modernbookmarks.com/story20004800/not-known-details-about-blockchain-explorer-ltc-https-www-folkd-com-submit-cryptoexplorerhub-com