Block top - The block quantity and length in the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://active-bookmarks.com/story20613130/explorer-blockchain-things-to-know-before-you-buy-https-postheaven-net-stickscreen2-from-bytes-to-insights-a-journey-with-copyright-adventurers