Byte level analysis write up - watermark3d

[denzuko]

3D Printing Watermark that can't be removed

Did a little byte level analysis of two files via ipython with numpy-stl and hexdiff. For the test I used https://www.thingiverse.com/thing:2186154 and the watermark of (c)2017 dwightaspencer.com. All rights reserved (disclaimer: clearly neither, I nor Doug are claiming a copyright on the original logo and I’m not keeping or publishing the resulting files from testing so no copyright claim on Doug’s original stl is being made at any point, only used a bit of text that i have a gpg hash of plus …

What do you guys thing? Could it be cracked any further?