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://bookmarkinglife.com/story6455129/what-does-eth-blockchain-explorer-mean-https-graph-org-unveiling-transparency-how-blockchain-explorers-function-09-04