For 10 points, name this ibis-headed god of knowledge.
A myth in the Jumilhac Papyrus relates a contention between this deity and Baba before the Ennead, which results in this god taking the latter's penis, and several other papyri discuss accusations that this god stole the offerings from the other gods on the nights of the new moon. This god crowned himself with a radiant solar disk, which had refused to pass through Seth's ear and was instead born from the latter's head after this god summoned Horus's semen from Seth's body. According to Plutarch, this god, whom he identifies with Hermes, gambled with Khonsu, with the result that he won enough of the latter's light that he was able to create the epagomenal days on which Nut was able to give birth despite Ra's curse. This god's purported writings were the basis for the Hermetic corpus of magical texts, which this god composed after inventing writing. For 10 points, name this ibis-headed god of knowledge.
A myth in the Jumilhac Papyrus relates a contention between this deity and Baba before the Ennead, which results in this god taking the latter's penis, and several other papyri discuss accusations that this god stole the offerings from the other gods on the nights of the new moon.
Thoth [prompt on "Hermes" or "Hermes Trismegestos" before "Hermes" is said]