I don't see any reason to doubt that plausible-next-token-guessing could sometimes plausibly-next-guess a sequence that happens to decode to the answer to some question we'd not yet solved.
... it'd be even more likely if, as other have suggested in this thread, we actually had recorded the answer in writing but nobody had noticed it yet, say, but even without that I don't see why it couldn't happen.
... it'd be even more likely if, as other have suggested in this thread, we actually had recorded the answer in writing but nobody had noticed it yet, say, but even without that I don't see why it couldn't happen.