Apparently there is a very tiny diamond dust ID which can be put into just about any object. This diamond dust ID can link to a digital record online, and trace the object from person to person as it is sold.
Get your coins now while they still have no diamond dust ID.
New silver eagle coin will be traceable, will be given identifiers using diamond dust (dust ID) and will give each coin its own (digital) address.
There are a bunch of silver US coins that use diamond dust for decoration. https://search.brave.com/search?q=new+design+silver+coin+diamond+dust&source=desktop
Here's something about dust binding physical objects to a digital ID. https://dustidentity.com/solutions
"Dust Identity secures $10M Series A fund raising to identify objects with diamond dust." https://techcrunch.com/2019/07/17/dust-identity-secures-10m-series-a-to-identify-objects-with-diamond-dust/
The company “Dust Identity” above appears to be getting funding, so it’s unclear whether they have a usable product, or any contract with the US Treasury to put these into silver coins.
Well, this is chilling!