We share our code on github and publish the commit hash for the code that generated the results in the paper. That way we can continue to develop the code after

We share our code on github and publish the commit hash for the code that generated the results in the paper. That way we can continue to develop the code after publication but readers can retrieve the exact code described in the paper if they wish. Simple and effective. But again, the IP rules at my university allow this at my sole discretion, which is unusual.