Block top - The block number and length in the blockchain (in blocks) on creation of the current block Nonce - The transaction number for your from address (Keep in mind this starts off at 0 so a nonce of a hundred would truly be the 101st transaction submitted by https://thebookmarklist.com/story20163976/5-essential-elements-for-blockchain-explorer-ethereum-https-blogfreely-net-pathfrog8-blockchain-trackers-a-gateway-to-comprehending-copyright-transactions