If the brand wants to market itself to crypto-bros, it'd be a good publicity stunt But otherwise I don't see this offering anything that an NFC tag linked to a

If the brand wants to market itself to crypto-bros, it'd be a good publicity stunt But otherwise I don't see this offering anything that an NFC tag linked to a regular database maintained by the brand doesn't. "Authentically made by this entity" doesn't sound like a use case for trustlessness...