Block top - The block amount and length from the blockchain (in blocks) on generation of the current block Nonce - The transaction number with the from address (Remember this begins at 0 so a nonce of 100 would basically be the 101st transaction submitted by this account) Contract generation https://socialexpresions.com/story6275433/the-smart-trick-of-blockchain-explorer-app-that-nobody-is-discussing-https-www-starsandstripesfc-com-users-churchkjeldse