Block top - The block selection and size from the blockchain (in blocks) on creation of the present block Nonce - The transaction number for the from address (bear in mind this begins at 0 so a nonce of one hundred would basically be the one hundred and first transaction https://bookmarkja.com/story22877793/explorer-blockchain-things-to-know-before-you-buy-https-independent-academia-edu-drewandreassen4