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So, uh, did anyone but me notice that the last character of a twt hash is always either an
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a or a q? Which is the natural consequence of taking the last digit in the base32 representation of a 256-bit hash -- 256 is not evenly divisible by 5 ! That final character is made up of one bit of actual information and 4 bits of padding.
It’s pretty hard to follow though, with the discussion being spread out over so many threads and with the https://search.twtxt.net UI displaying threads in a way that’s different than how https://twtxt.net does.