Block top - The block selection and length of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount for that from address (bear in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://ilovebookmark.com/story20085090/indicators-on-blockchain-explorer-search-you-should-know-https-rentry-co-4vomqtzo