Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction range for that from address (Remember this starts off at 0 so a nonce of 100 would actually be the a hundred and first transaction submitted by https://yxzbookmarks.com/story20804322/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-md-kif-rocks-qxb6ylbntwcjnvrpqnzeqw