{
  "implemented": "Finite zero-to-one PMN4 replacement for original startup-designated engineers using fresh complete delivered mine reports; physical actor/mode identity and original stock retained.",
  "constraints": [
    "No mines generated or startup lottery rerolled",
    "Unknown inventory is not empty",
    "No submitted item retry/refund",
    "Unresolved operations retain cross-truck claims",
    "No EngineerMineAttempted reset or repeated laying authorization"
  ],
  "independent_review": true,
  "focused_regression_programs": 6,
  "regression_programs_passed": 272,
  "regression_execution": "Initial six explicit programs plus 211 successful loop programs; native_package interrupted by temporary quota, then recovered and all 55 remaining programs passed using canonical /tmp. Initial failure preserved.",
  "native_evidence": "native-2026-10-02-zero-mine-integration",
  "native_assertions": 63,
  "native_rounds": 1,
  "native_script_failures": 0,
  "retained_installed_resource_errors": 13,
  "native_qualification": "Frozen current-source compilation and scripted normal escape integration only; does not execute zero-mine rendezvous, transfer or placement.",
  "cleanup_confirmed": true,
  "preservation": {
    "original_missions": {
      "files": 533,
      "unchanged": true
    },
    "playtest_candidate": {
      "files": 409,
      "unchanged": true
    },
    "inherited_unstaged": {
      "files": 61,
      "preserved": true,
      "staging": "Only before-working to current diff applied atop unchanged captured index."
    }
  },
  "playtest_package_updated": false,
  "release_qualified": false,
  "remaining": [
    "Physical mine walking/transfer/arming",
    "Human escape and real multiplayer",
    "Physical maintenance and mounted transfers",
    "Equivalent-workload FPS",
    "Clean release/package qualification"
  ]
}