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The copyright part is.

Also, I wouldn't describe the DMCA safe harbor as an obligation to comply. More of a benefit to complying that doesn't apply to trademark (with the default in both cases being susceptibility to hypothetical lawsuits).

It is a markdown version posted by github for the original DMCA takedown notice sent to github

https://github.com/github/dmca/blob/master/README.markdown

If you visit any of the links in the request they state "Repository unavailable due to DMCA takedown"