Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction range 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://bookmarkfavors.com/story6316931/facts-about-blockchain-explorer-confirmed-transactions-revealed-https-codimd-fiksel-info-7obh-70jsduk4-4exx8mba