And after further study, the idea of hashing is to identify an image as the original. In fact SHA means "Secure Hashing Algorithm". You cannot reverse-engineer it. In the world of Non-Fungible Tokens, it identifies the artwork as the original. Protection against forgeries. In computing, you know the software you downloaded is the original and not a hacked copy.
Difference between Hashing and Encryption
Anyway, since I'm not a computer engineer, you can check that with other sources.
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