IBM introduces a blockchain to verify the jewelry supply chain

Every time I talk to someone about the viability of blockchain, I get challenged to show a real project beyond the obvious bitcoin use case. IBM has been working to build large enterprise projects blockchain and today they offered an irrefutable example that they have dubbed TrustChain, a blockchain that proves the provenance of jewelry by following the supply chain from mine to store.
As you might expect the TrustChain is built on IBM blockchain technology and includes a consortium of companies involved in every step of the supply chain: Asahi Refining, the precious metals refiner; Helzberg Diamonds, a U.S. jewelry retailer; LeachGarner, a precious metals supplier and The Richline Group, a global jewelry manufacturer. It even includes some third-party verification with UL Labs for the skeptical among you.
“What we are announcing and bringing forward has been in the works for some time. It’s the first end-to-end industry capability on blockchain that


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