Block top - The block range and size in the blockchain (in blocks) on development of the present block Nonce - The transaction selection with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://mnobookmarks.com/story20380018/everything-about-blockchain-explorer-https-www-arrowheadpride-com-users-churchkjeldse