Block top - The block selection and length of the blockchain (in blocks) on creation of the current block Nonce - The transaction variety with the from address (Remember this starts at 0 so a nonce of 100 would in fact be the a hundred and first transaction submitted by https://hotbookmarkings.com/story20421771/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-gaiaathome-eu-gaiaathome-show-user-php-userid-1577569