Block top - The block amount and duration in the blockchain (in blocks) on generation of the current block Nonce - The transaction number with the from address (bear in mind this begins at 0 so a nonce of one hundred would really be the a hundred and first transaction https://telebookmarks.com/story11123163/everything-about-blockchain-explorer-https-md-chaosdorf-de-xdhzafcotoa3ipvrxixxya