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A comment on Microsoft is shutting down its Azure Blockchain Service. Parent comment

Re:Microsoft is shutting down its Azure Blockchain Service by danuker on Thursday May 13, 2021 @06:56AM (#27140706)
I'd argue a more popular blockchain than their in-house one would provide stronger proof.

For example, a Bitcoin one: https://www.proofofexistence.com/

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Re:Microsoft is shutting down its Azure Blockchain Service by tectec on Thursday May 13, 2021 @07:24AM (#27140874)
It looks like that is using 0.00025 BTC per transaction, which currently is $12 USD, that seems quite steep for a single document verification.
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