Block peak - The block variety and size on the blockchain (in blocks) on development of the present block Nonce - The transaction selection with the from address (Remember this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) Contract generation https://active-bookmarks.com/story20363021/the-smart-trick-of-explorer-blockchain-ethereum-that-nobody-is-discussing-https-graph-org-unveiling-transparency-how-blockchain-explorers-function-09-04