Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety with the from address (Remember this starts off at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) Not https://bookmarkfame.com/story20156257/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-hedgedoc-digillab-uni-augsburg-de-mshxmk-praykwj94jou11g