There is no "verified" original download for Sad Satan because the "original" game as shown on YouTube was never publicly released, and the version that eventually leaked was dangerous, illegal, and filled with malware.
The search for is fueled by one grim reality: 99% of available copies online are fake, corrupted, or malicious. sad satan original download verified
If you are a digital historian, use the MD5 hashes provided above to verify any archive you find, but execute it only in an air-gapped machine. If you are a curious horror fan, watch the OHC video on YouTube. You will see 99% of the game without risking a felony charge. There is no "verified" original download for Sad