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 really be the 101st transaction submitted by this account) https://yourbookmarklist.com/story20649932/explorer-blockchain-base-an-overview-https-offersen-deleuran-3-technetbloggers-de-unlocking-clarity-method-of-blockchain-navigators-operate