Google Is Working on Its Own Blockchain-Related Technology - Bloomberg

For another perspective in this context, see Terry Lambert's Quora answer to "If blockchain was truly revolutionary, why wouldn't top tech firms like Facebook, Amazon, Google, and Apple be doing more with it?"

"The Alphabet Inc. unit is developing its own distributed digital ledger that third parties can use to post and verify transactions, one of the people said. Although the timing of any product release is unclear, the company plans to offer this to differentiate its cloud service from rivals. It will also provide a white-label version that other companies can run on their own servers, the person added.

The internet giant has also been acquiring and investing in startups with digital ledger expertise. Many of the deals haven’t been announced, the person said. Still, Alphabet was a leading corporate investor in the field last year, ahead of Citigroup Inc. and Goldman Sachs Group Inc., according to research firm CB Insights."

Google Is Working on Its Own Blockchain-Related Technology - Bloomberg