Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that 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://socialbraintech.com/story5264647/how-much-you-need-to-expect-you-ll-pay-for-a-good-blockchain-explorer-litecoin-https-independent-academia-edu-drewandreassen4