Microsoft collaborates on standard for tracing the origin of digital content
news.microsoft.com
news.microsoft.com
On another note, if you wish to remain anonymous on a platform such as, say HN, by this open standard, you would be able to be linked to your Facebook/Twitter/IG/Snapchat profile and there is NOTHING you would be able to do about it aside from getting a new device for the exclusive use of a platform.
This kind of fingerprinting is not something I can see being used for any kind of good. The "authorities" are just far too prone to authoritarianism as history has shown us.