Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount for the from address (bear in mind this begins at 0 so a nonce of one hundred would truly be the a hundred and first transaction https://socialislife.com/story5768322/helping-the-others-realize-the-advantages-of-blockchain-explorer-one-https-files-fm-f-e6nkandt95