I dont want to oversell it, having really only seen what I might consider marketing material... I'm pretty sure they're only using a CS hash for the database, w

I dont want to oversell it, having really only seen what I might consider marketing material... I'm pretty sure they're only using a CS hash for the database, where the photo hash is similar to photodna, and they're only adding some indirection. My assumption was something like sha_something(photodna(image))