While I admit it could just be the dev, back when this game was first discussed (in the 1room thread almost 2 years ago) the fact it was edited AI was pretty much generally accepted, as the...
artistic errors were pretty standard of AI at the time (wrong number of fingers, in multiple different poses, limbs being wrong/jellylike, and one lovely case of the ankle needing to be broken to be in that position)
also theres this lovely bit that just screams "what happened here?!" (also, baby hands) :
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in fact, I believe it may be the reason the game has been in development for so long, as the dev may not be good at art, so fixing the errors of AI may be a difficult task for them...
regardless, AI edited or not, it will certainly be a game to look into when it finally releases.