We know that code was written by a human
2a. That human was trying to simulate an extraterrestrial signal
We know that this is a puzzle, though not a “fair” puzzle like those found in escape rooms or that MIT contest.
3a. An exhaustive brainstorming of different domains of solution is warranted.
Enumerating our unfair advantages:
We know the file was generated by code
We know that code was written by a human 2a. That human was trying to simulate an extraterrestrial signal
We know that this is a puzzle, though not a “fair” puzzle like those found in escape rooms or that MIT contest. 3a. An exhaustive brainstorming of different domains of solution is warranted.