Block peak - The block range 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 starts at 0 so a nonce of 100 would in fact be the one hundred and first transaction https://bookmarknap.com/story10764064/blockchain-explorer-fundamentals-explained-https-pad-stuve-uni-ulm-de-qjwqtezvsfelat3ec1kc9q