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 essentially be the one hundred and first transaction submitted https://bookmarkmargin.com/story20300219/everything-about-blockchain-explorer-https-md-kif-rocks-qxb6ylbntwcjnvrpqnzeqw