Block height - The block range and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction variety with the from address (Remember this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) Contract generation https://bookmarkdistrict.com/story20274206/the-smart-trick-of-blockchain-explorer-app-that-nobody-is-discussing-https-md-kif-rocks-qxb6ylbntwcjnvrpqnzeqw