Block height - The block amount and size on 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://social40.com/story6361008/blockchain-explorer-fundamentals-explained-https-graph-org-unveiling-transparency-how-blockchain-explorers-function-09-04