{
  "artifact": "Neutral-atom mode and reconfiguration budget",
  "chapter": "Neutral Atoms",
  "chapter_url": "https://www.steven-geller.com/playground/quantum/book/57-neutral-atoms/",
  "date_modified": "2026-08-14",
  "dependencies": [],
  "expected_exit_code": 0,
  "expected_stdout": "PASS: 57 atom evidence counts={'loaded': 100, 'retained': 98.8053892081, 'operated': 90, 'measured': 85, 'movement_s': 0.001, 'claim': 'digital-observable'} eight_move_retained=97.625 analog_claim=analog-observable\n",
  "fixture_sha256": "add017268eb19f69ae43b31c098af915f4e930a1dbbc52fb1a02b928ee6bc47a",
  "manifest_test_command": "python3 tools/validate_briefs.py --briefs data/editorial_briefs_36_63.json --from 36 --through 63 --check-rewritten-sources --execute-artifacts",
  "pass_condition": "All counts label loaded/retained/operated/measured atoms; movement uses seconds and loss probabilities; no analog metric validates a digital or logical claim.",
  "python_requires": ">=3.11",
  "run_command": "python3 fixture.py",
  "schema_version": "1.1.0",
  "test_method": "Run the isolated fixture; require exit code 0 and exact stdout."
}