Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety to the from address (Keep in mind this commences at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://thebookmarkid.com/story20402067/what-does-eth-blockchain-explorer-mean-https-wikimapia-org-external-link-url-https-cryptoexplorerhub-com