Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction number for your from address (bear in mind this begins at 0 so a nonce of one hundred would in fact be the a hundred and first https://singnalsocial.com/story5284885/not-known-facts-about-blockchain-explorer-usdt-https-mathiasen-curry-2-federatedjournals-com-diving-deep-blockchain-explorers