{
  "annotation_id": "11ba31a2-151b-49f4-b940-12f062982896",
  "date_created": "2026-03-02T18:00:32.715000Z",
  "date_modified": "2026-03-02T18:00:32.715000Z",
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  "private": false,
  "record": {
    "abstract": "A comment on a recent paper by P. Froelich et. al., Phys. Rev. Lett., 84,\n4577 (2000) on hydrogen-antihydrogen collisions and on matter-antimatter\nreactions in general. The center of mass of a stable HHbar system has prochiral\ncharacter. It is not necessary to look for large scale anti-matter domains at\ndistances Mpc away or at the cosmological horizon.",
    "arxiv_id": "physics/0007047",
    "authors": [
      "G. Van Hooydonk"
    ],
    "categories": [
      "physics.gen-ph",
      "physics.chem-ph"
    ],
    "title": "Comment on Hydrogen-Antihydrogen collisions",
    "url": "https://arxiv.org/abs/physics/0007047"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "ca009909-8379-47b0-aa99-ad5aec061ea4",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}