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1

pourteaux answered this in a Twitter thread. The story starts in 2010, when there was debate on bitcointalk about a proposal to include a DNS service on bitcoin called BitDNS. There was concern (including from Satoshi) that this would bloat the bitcoin blockchain, making it harder to do things like verify transactions. Satoshi: "Piling every proof-of-...


5

Yes, you can commit to data this way, but there is nothing special about Taproot here. The Pay-to-Contract construction used to tweak the root key in Taproot is generally usable, and has in fact been used for exactly this purpose. In fact, it is one of the mechanisms used in OpenTimestamps to commit to timestamped data (including a variant sign-to-contract ...


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