Block height - The block amount and size on the blockchain (in blocks) on development of the present block Nonce - The transaction selection with the from address (Remember this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) Contract generation https://myfirstbookmark.com/story20392889/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-codimd-fiksel-info-7obh-70jsduk4-4exx8mba