More importantly, you don’t need it if your domain effectively creates a centralized authority. All of the examples of tracking John Deere parts on the chain we

More importantly, you don’t need it if your domain effectively creates a centralized authority. All of the examples of tracking John Deere parts on the chain were stupid, because functionally there had to be a central party controlling the list of what serial numbers were valid and which weren’t; John Deere themselves.