70
3D printers leave hidden ‘fingerprints’ that reveal part origins
(grainger.illinois.edu)
you are viewing a single comment's thread
view the rest of the comments
view the rest of the comments
this post was submitted on 27 May 2025
70 points (93.8% liked)
3DPrinting
18352 readers
173 users here now
3DPrinting is a place where makers of all skill levels and walks of life can learn about and discuss 3D printing and development of 3D printed parts and devices.
The r/functionalprint community is now located at: or !functionalprint@fedia.io
There are CAD communities available at: !cad@lemmy.world or !freecad@lemmy.ml
Rules
-
No bigotry - including racism, sexism, ableism, homophobia, transphobia, or xenophobia. Code of Conduct.
-
Be respectful, especially when disagreeing. Everyone should feel welcome here.
-
No porn (NSFW prints are acceptable but must be marked NSFW)
-
No Ads / Spamming / Guerrilla Marketing
-
Do not create links to reddit
-
If you see an issue please flag it
-
No guns
-
No injury gore posts
If you need an easy way to host pictures, https://catbox.moe may be an option. Be ethical about what you post and donate if you are able or use this a lot. It is just an individual hosting content, not a company. The image embedding syntax for Lemmy is 
Moderation policy: Light, mostly invisible
founded 2 years ago
MODERATORS
They'd need Access to the suspect's printer, to print more copies for comparison in order to tell, though, from how the article describes it.
Similar to how they match bullets to the gun that fired it. It's not like it prints a serial number QR code on it or anything