Block peak - The block variety 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 truly be the 101st transaction submitted by this account) https://wearethelist.com/story22604993/everything-about-blockchain-explorer-https-independent-academia-edu-drewandreassen4