Block height - The block quantity and length with the blockchain (in blocks) on generation 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 actually be the 101st transaction submitted by this account) https://bookmarkwuzz.com/story20505716/facts-about-blockchain-explorer-confirmed-transactions-revealed-https-atavi-com-share-xftxdaz1pgsb4