Block height - The block amount and size on the blockchain (in blocks) on development 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://bookmarkfox.com/story6333562/facts-about-blockchain-explorer-confirmed-transactions-revealed-https-atavi-com-share-xftxdaz1pgsb4