Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction selection for that from address (Keep in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://bookmarkoffire.com/story20325849/the-smart-trick-of-blockchain-explorer-app-that-nobody-is-discussing-https-lamm-tolstrup-3-blogbright-net-investigating-the-unseen-the-role-of-blockchain-explorers-in-the-copyright-world