Block top - The block number and length from the blockchain (in blocks) on development 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://webcastlist.com/story22005822/the-blockchain-explorer-address-diaries-https-cuwip-ucsd-edu-members-georgeuncle0-activity-1839979