Here's a larger partial hash collision (108 trailing bits): echo 23ca73454a1b981fe51cad0dbd05f4e696795ba67abb28c61aea1a024e5bbeca | xxd -r -p | sha256sum

Here's a larger partial hash collision (108 trailing bits): echo 23ca73454a1b981fe51cad0dbd05f4e696795ba67abb28c61aea1a024e5bbeca | xxd -r -p | sha256sum echo a16a8141361ae9834ad171ec28961fc8a951ff1bfc3a9ce0dc2fcdbdfa2ccd35 | xxd -r -p | sha256sum From this post from 6 years ago: https://www.reddit.com/r/crypto/comments/guctw4/finding_sha256_partial_collisions_via_the_bitcoin/ https://www.reddit.com/r/crypto/comments/guctw4/finding_sha2...