Bitcoin’s blockchain tech can help prevent food fraud

This label may look like it doesn’t do much, but the technology behind it protects you from becoming a victim of fake food, according to Walimai.


This is part of “Blockchain Decoded,” a series looking at the impact of blockchain, bitcoin and cryptocurrency on our lives.

Alexander Busarov used to buy a popular brand of pet food for Gulchatai, his Siamese cat, from Taobao, China’s sprawling eBay-like auction site. That changed when the kitty landed at the vet’s after eating from a shipment that looked strikingly different from store-bought tins.

Gulchatai eventually recovered — she had acute gastroenteritis — but the episode worried Shanghai-based Busarov. How could he ever know, he wondered, if what he was buying online was real?  

So in April 2015, Busarov,…

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