Copyright
Files on arXiv can have a number of different copyright statuses:
- Some are public domain, in which case they will have a statement saying so.
- Some are available under either the Creative Commons 3.0 Attribution-Share alike license or the Creative Commons 3.0 Attribution-non-commercial-Share Alike license.
- Some are copyright to the publisher, but the author has the right to distribute them and has given arXiv a non-exclusive irrevocable license to distribute them.
- Most are copyright to the author, and arXiv has only a non-exclusive irrevocable license to distribute them.
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