Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this commences at 0 so a nonce of a hundred would essentially be the one hundred and first transaction https://bookmarklinking.com/story8057069/the-definitive-guide-to-explorer-blockchain-ethereum-https-intensedebate-com-people-hawkwhorl3