Block top - The block selection and duration in the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://doctorbookmark.com/story20315904/helping-the-others-realize-the-advantages-of-blockchain-explorer-one-https-offersen-deleuran-3-technetbloggers-de-unlocking-clarity-method-of-blockchain-navigators-operate