Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection with the from address (bear in mind this starts at 0 so a nonce of 100 would really be the a hundred and first transaction submitted https://socialwebnotes.com/story5360887/5-simple-techniques-for-explorer-blockchain-base-https-codimd-fiksel-info-7obh-70jsduk4-4exx8mba