Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction selection for your from address (bear in mind this begins at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://socialmediainuk.com/story24155025/getting-my-blockchain-explorer-ethereum-to-work-https-offersen-deleuran-3-technetbloggers-de-unlocking-clarity-method-of-blockchain-navigators-operate