All files except rope.sml (written by me) were genereated from the repository below.
https://github.com/josephg/editing-traces/tree/master/sequential_traces

The files in that repository are all licensed under CC BY 4.0, except for the Automerge edit trace which was taken from the below repository, where I do not see a license.
https://github.com/automerge/automerge-perf/

rope.sml is licensed under the Zero Clause BSD license described at the link below.
https://landley.net/toybox/license.html