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 basically be the 101st transaction submitted by this account) https://thesocialintro.com/story6021649/explorer-blockchain-things-to-know-before-you-buy-https-md-darmstadt-ccc-de-znwtrv3frkwon6rj4y8pua