Block top - The block selection and length from 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://ticketsbookmarks.com/story20260230/the-smart-trick-of-explorer-blockchain-ethereum-that-nobody-is-discussing-https-kearns-horn-hubstack-net-monitoring-transfers-how-distributed-ledger-analyzers-work