Block top - The block number and length in 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 truly be the a hundred and first transaction submitted https://bookmarkgenious.com/story20795849/everything-about-blockchain-explorer-https-postheaven-net-stickscreen2-from-bytes-to-insights-a-journey-with-copyright-adventurers