{
  "artifact": "Pre-registered optimization benchmark",
  "chapter": "Optimization: Where Caution Is Required",
  "chapter_url": "https://www.steven-geller.com/playground/quantum/book/67-optimization-where-caution-is-required/",
  "date_modified": "2026-08-14",
  "dependencies": [],
  "expected_exit_code": 0,
  "expected_stdout": "PASS: 67 benchmark base_wins=1 invalid=['route-a_schema'] counterfactual=retest tuning=47min\n",
  "fixture_sha256": "771529f55d3b7798ddcf23512f35217aca03afeb766d3d4d6bdcd6949956ae1f",
  "manifest_test_command": "python3 tools/validate_briefs.py --briefs data/editorial_briefs_64_87.json --from 64 --through 87 --check-rewritten-sources --execute-artifacts",
  "pass_condition": "The evaluator rejects infeasible solutions, computes paired wins without dropping losses, and prevents test-set tuning.",
  "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."
}