Block height - The block variety and duration in 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 really be the 101st transaction submitted by this account) https://telebookmarks.com/story10757720/the-definitive-guide-to-explorer-blockchain-ethereum-https-forum-issabel-org-u-optionray7