Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction quantity for the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://dirstop.com/story25338243/indicators-on-blockchain-explorer-search-you-should-know-https-independent-academia-edu-drewandreassen4