{
  "status": "candidate r02; not registered, dispatched or run. Root commits execution/p28-02/SPEC.md and TASK_INSTRUCTIONS.md to main and fills base_commit with that actual SHA.",
  "assignment": {
    "P28-02-DIAG": {
      "worker": "codex",
      "model": "gpt-6-astra",
      "route": "complex",
      "reason": "Passive phase/sub-part attribution probe reusing the collector's owned/guard machinery across GDScript and Python; Astra wrote collector and RESTART and knows the import closure and native pitfalls (parse/type, key ordering) already found."
    },
    "P28-02-OPT": {
      "worker": "codex",
      "model": "gpt-6-astra",
      "route": "complex",
      "note": "Registered only after DIAG results select the targets; its own spec and instructions will be drafted then."
    },
    "independent_review": {
      "model": "claude-opus-5-5",
      "context": "fresh",
      "transport": "separate Desktop session, async delivery per REVIEW_DELIVERY_PLAN.md"
    },
    "native_execution": "Root only, after worker submits exact frozen S and local unit PASS, before formal unit + native-verify and independent review; isolated stage import/parse/3 DIAG PIDs, raw join/bundle; normal candidate source/settings/engine/input qualification afterward. Never relabel S measurement as Q execution."
  },
  "register_project": {
    "project": "the-tree-p28-02-diag",
    "repo": "/Users/korizatou114/Projects/とりにく工房ゲーム制作部",
    "worktrees": "/Users/korizatou114/Projects/TheTree-managed-worktrees/p28-02-diag",
    "baseline": [
      {
        "id": "P28-02-D1",
        "requirement_id": "P28-02",
        "text": "現在の source 1407 で、代表入力 R の tick を、tick ID で結びつけた inclusive の wall 区間 I0〜I11 として、受動的な観測だけで別 PID の3回で測る（observer の費用は別に記録し、差し引かない）。",
        "validation_ids": [
          "p28-02-diag-unit",
          "p28-02-diag-native-verify"
        ]
      },
      {
        "id": "P28-02-D2",
        "requirement_id": "P28-02",
        "text": "tick の外で、snapshot の変換を独立の inclusive 計測（N=5、合算しない）で、restore・save・load・validator を使い捨ての scratch でだけ測り、live の全状態の一致と参照の漏れの無さを確かめる。測れない粒度は理由つきの未測定にする。",
        "validation_ids": [
          "p28-02-diag-unit",
          "p28-02-diag-native-verify"
        ]
      },
      {
        "id": "P28-02-D3",
        "requirement_id": "P28-02",
        "text": "経路は path_query_measured の件数と時間だけを区間に結びつけ、connector の費用とは呼ばない。machine・build・seed・RNG state・入力・区間・平均・P95・最大・標本数を記録し、欠損を 0 で補わない。",
        "validation_ids": [
          "p28-02-diag-unit",
          "p28-02-diag-native-verify"
        ]
      },
      {
        "id": "P28-02-D4",
        "requirement_id": "P28",
        "text": "worker の提出した S を Root が隔離した stage で native 実行し（import・parse・3 PID）、owned PID・private profile・guard・cleanup・source map 1407・全 raw と SHA を結合する。最終候補 Q で測ったとは表記しない。",
        "validation_ids": [
          "p28-02-diag-unit",
          "p28-02-diag-native-verify"
        ]
      }
    ],
    "validations": {
      "p28-02-diag-unit": {
        "argv": [
          "{python}",
          "docs/plans/original-completion-2026-10-02/execution/p28-02/diag/test_diag.py"
        ]
      },
      "p28-02-diag-native-verify": {
        "argv": [
          "{python}",
          "docs/plans/original-completion-2026-10-02/execution/p28-02/diag/verify_diag.py",
          "--project-root",
          "."
        ]
      }
    },
    "validation_note": "native-verify reads the Root-built bundle at $BUILD_OUTPUT_DIR/p28-02-diag-evidence (3 DIAG PIDs on the exact submitted S) and fails when it is absent; unit PASS alone never accepts."
  },
  "register_task_contract": {
    "id": "P28-02-DIAG",
    "title": "意味を保つ軽量化：実測上位の特定（受動的な診断）",
    "requirement_ids": [
      "P28-02",
      "P28"
    ],
    "acceptance_ids": [
      "P28-02-D1",
      "P28-02-D2",
      "P28-02-D3",
      "P28-02-D4"
    ],
    "spec_ref": "docs/plans/original-completion-2026-10-02/execution/p28-02/SPEC.md",
    "base_commit": "TBD: actual main SHA that adds execution/p28-02/SPEC.md and TASK_INSTRUCTIONS.md",
    "worker": "codex",
    "allowed_paths": [
      "docs/plans/original-completion-2026-10-02/execution/p28-02/diag/**"
    ],
    "depends_on": [],
    "resource_locks": [
      "p28-02-diag"
    ],
    "validation_ids": [
      "p28-02-diag-unit",
      "p28-02-diag-native-verify"
    ],
    "max_repair_attempts": null
  },
  "opt_contract_outline": {
    "id": "P28-02-OPT",
    "baseline": [
      "P28-02 原 work と原 acceptance",
      "P28 の横断条件1〜6（原文）",
      "U1 未達と、実施していない分岐の開示（補助）",
      "U2 証拠の範囲の適用（補助）"
    ],
    "required_validations": [
      "E1 (var_to_bytes, then the complete typed comparator from RESTART repair 8 only for dict-order-only differences) to E5 unit tests",
      "E2 via DomainEventStream.subscribe('*') unbounded full event record",
      "(a) phase comparison in the DIAG interval, 3 PIDs before/after",
      "(b) frame budget comparison via the accepted collector P1/P2 on process_real_delta, 3 PIDs before/after",
      "one RESTART native pair",
      "one formal full roster on the final candidate"
    ],
    "allowed_paths": "段階A で特定した製品の file と、その試験。具体的な path は段階A の後に決める"
  },
  "credit": "DIAG adds 0. P28-02 moves 23->24 only after OPT final, the whole-unit independent review and the ledger. P28 package stays in progress (P27, P28-03 pending).",
  "policy_note": "New project: align max_llm_runs to null under the existing owner delegation with the same owner script protocol, recorded honestly.",
  "unchanged": [
    "original 30/88",
    "budgets",
    "cross-cutting text",
    "Runner/permissions/auth/billing"
  ],
  "sequence": [
    "worker submits S (local unit PASS)",
    "Root runs native on frozen S in an isolated stage: import, parse, 3 DIAG PIDs",
    "Root joins raw and builds the bundle",
    "registered validation: unit + native-verify",
    "fresh independent Opus reviews all 4 conditions and all raw (async delivery)",
    "prepare -> qualify that candidate source/settings/engine/input equal the measured S -> Root delegated approval -> integration -> final",
    "DIAG adds 0; P28-02 credit only after OPT and its whole-unit review"
  ],
  "p27_note": "P27 remains in_progress; it is a package-level prerequisite for P28 final completion, not a stop reason for P28-02 diagnosis or work (existing human order-change permission kept)."
}