This post is old, but maybe someone is searching for working example:


https://learnmeabitcoin.com/explorer/block/0000000000000b60bc96a44724fd72daf9b92cf8ad00510b5224c6253ac40095

https://learnmeabitcoin.com/tools/hashblockheader/?version=1&hashPrevBlock=0000000000004df94b4488e034359e862725dc969c498b9678dc261c58a679dc&hashMerkleRoot=271bb1df11fbb9aaf1e06b7719843635e057808fd9a4daee7c30070eb8d7ad50&time=2011-05-12+11%3A43%3A04&bits=1a6a93b3&nonce=1160139541&submit=true