a very large number of consumer and high-end camera equipment does have unique ID of the device. Some metadata stores those device IDs along with other values l

a very large number of consumer and high-end camera equipment does have unique ID of the device. Some metadata stores those device IDs along with other values like mfg or light settings. Its not signed into a binding chain, only marked at image creation time. The vast majority of people I expect would just copy the data files blindly.