Block peak - The block variety and duration of your blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this begins at 0 so a nonce of 100 would truly be the 101st transaction submitted by this account) https://bookmarksknot.com/story22399189/what-does-eth-blockchain-explorer-mean-https-notes-io-ww2s8