Amazon has received a patent from the U.S. Patent and Trademark Office for a blockchain system that would allow “verifiable tracking of an item through a supply chain using a distributed electronic ledger,” according to the filing, dated May 26.
The patent acknowledges the rapid increase of “systems and databases that can often lack transparency, coherency, referential integrity or security,” and explains how the reliably immutable nature of blockchain will ensure that consumer goods sold on...
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