Not much information in the story about how it will track a gun through the chain of ownership. Probably just gathering original seller and purchaser data.
https://www.axios.com/first-on-axio...uns-ff62568f-71a5-439c-9152-bc39c4e2bbaa.html
https://www.axios.com/first-on-axio...uns-ff62568f-71a5-439c-9152-bc39c4e2bbaa.html