Block top - The block number and length in the blockchain (in blocks) on development of the current block Nonce - The transaction quantity to the from address (bear in mind this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by https://nimmansocial.com/story10829429/what-does-eth-blockchain-explorer-mean-https-rentry-co-4vomqtzo