Rabin fingerprinting can do this I believe. "the idea is to select blocks not based on a specific offset but rather by some property of the block contents" ht

Rabin fingerprinting can do this I believe. "the idea is to select blocks not based on a specific offset but rather by some property of the block contents" https://en.wikipedia.org/wiki/Rabin_fingerprint#Applications https://en.wikipedia.org/wiki/Rabin_fingerprint#Applications