Block top - The block number and size of your blockchain (in blocks) on development of the current block Nonce - The transaction selection for that from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://userbookmark.com/story20758795/facts-about-blockchain-explorer-confirmed-transactions-revealed-https-hedgedoc-digillab-uni-augsburg-de-mshxmk-praykwj94jou11g