{
  "annotation_id": "4c434c5d-1459-4a8a-bcba-c915da8fce87",
  "date_created": "2026-03-02T18:02:00.222000Z",
  "date_modified": "2026-03-02T18:02:00.222000Z",
  "file_hash": "ffef67e157bb9932a96d257287eadd4da5dd368e230bf06d65035ff4d5289ef0",
  "private": false,
  "record": {
    "abstract": "With a view to eliminate an important misconception in some recent\npublications, we give a brief review of the notion of a pseudo-Hermitian\noperator, outline pseudo-Hermitian quantum mechanics, and discuss its basic\ndifference with the indefinite-metric quantum mechanics. In particular, we show\nthat the answer to the question posed in the title is a definite No.",
    "arxiv_id": "quant-ph/0308028",
    "authors": [
      "Ali Mostafazadeh"
    ],
    "categories": [
      "quant-ph",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "doi": "10.1023/B:CJOP.0000010537.23790.8c",
    "journal_ref": "Czech.J.Phys.53:1079-1084,2003",
    "title": "Is Pseudo-Hermitian Quantum Mechanics an Indefinite-Metric Quantum   Theory?",
    "url": "https://arxiv.org/abs/quant-ph/0308028"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "7335318c-a76f-4edc-852f-bb218c0e3b7c",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}