{
  "domain": "life-health",
  "topics": [
    "rna-design"
  ],
  "type": "design",
  "also": [
    "algorithm"
  ],
  "cover": {
    "motif": "hairpin"
  },
  "source": {
    "key": "eterna100",
    "name": "Eterna100 V2",
    "url": "https://eternagame.org/puzzles/9597797",
    "id": "99",
    "curator": "Eterna / Das Lab, Stanford",
    "poser": "Eterna player Brourd",
    "status": "solved by players; unsolved by algorithms in published runs",
    "as_of": "2026-10-21",
    "catalog": "0521c19bbd38"
  }
}