> Proving origin and authenticity of a product through the supply chain How exactly is that supposed to work. For example I checked http://www.blockverify.io/

> Proving origin and authenticity of a product through the supply chain How exactly is that supposed to work. For example I checked http://www.blockverify.io/ http://www.blockverify.io/ and it looks like it relies more on impossible to copy tag than on blockchain.