Block height - The block variety and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction variety with the from address (bear in mind this starts at 0 so a nonce of 100 would in fact be the one hundred and first transaction https://bookmarkloves.com/story22499286/the-definitive-guide-to-explorer-blockchain-ethereum-https-blogfreely-net-pathfrog8-blockchain-trackers-a-gateway-to-comprehending-copyright-transactions