Block top - The block selection and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would in fact be the a hundred and first transaction https://thesocialcircles.com/story5968754/explorer-blockchain-things-to-know-before-you-buy-https-md-farafin-de-0k9kbddstjwuieqthhbjgg