Submission requirements (2021)


  1. Register at (
  2. Access EasyChair and register your group
    • Use as title of the paper your login name at optil
    • Place the name of your solver in the abstract
  3. Submit your solution via optil (as soon as the optil submission is open)


  1. Open Source (e.g. GPL, MIT, or public domain)
  2. Source code is available on a public repository (e.g., Bitbucket, GitHub, Gitlab).
  3. We allow a limited use of external open source dependencies, preferably with source code included in the submission. If you need to install software on the target platform, please contact us in advance, and we will ask the team if it is possible (the open source requirement still applies).
  4. We allow at most five solvers per team per track.
  5. Submissions Solver:
    1. Submission via, please refer to the SUBMITTING SOLUTION section of help page
    2. Register solver and participants via EasyChair
    3. Create a release in the public repository of the solver (name: pace-2020)
  6. Submission Description:
    1. Place the source code of the solver in a digital library (e.g., Zenodo) and generate a DOI
    2. Submit the solver description via EasyChair use DOI to refer to the solver and include a reference to the public source code repository
Solver Description