For starters, I've rectified the data in the image by manually adjusting UV coordinates in Blender:
I edited the rectified image in GIMP, first rescaling to 144x64, then adjusting colors until the resulting image data is perfectly clear (one or two errors may have crept in):
Now if you look closely, every second column is just alternating black/white. ...
I was notified from my Wikipedia talk page about this puzzle, and I tried to identify it, but after halfway there's more and more unrecognized characters so I stopped there.
The partially-reconstructed text:
Edit: here's the unicode:
This appears to be Javanese script. Here's some sample text from Omniglot so you can see the similarities:
The first few characters look like ga, na, ra, ma, and maybe a final _w consonant? (The "ε" shape of the ma is pretty distinctive, but the rest is much harder to identify.)
The handwriting quirks make it difficult to transcribe without knowing the ...
On the black/white rows, there is 6-bit code/encoded data (the original orientation is up-side down.) Here are 'paste bins' of the data/code in various formats:
IBM Punch-card data: https://pastebin.com/dGH8Lxam
Secondly, the colored rows create a pretty decent musical ...
Here is mine to kick it off:
They're there to show their wordplay is too much fun for only two to four people, so come to the fore and join in the play by making a play or go buy a room at an inn.
they're, there, their (+3); too, to, two (+3); for, four, fore (+3); play, play (+2); by, buy (+2); in, inn(+2).
Preliminary answer. The work to get a definitive answer is more than I have time for.
As OP points out:
Also, as OP pointed out:
As with all such problems, the goal is to try to have each test divide the remaining set of possibilities into 3 groups, as evenly as possible.
The only possible option for the first test is to weigh N coins on the left versus ...