{
  "schema": "callback_contract_real_observation.result.v1",
  "task_name": "CALLBACK_CONTRACT_REAL_OBSERVATION_PILOT",
  "ts_kst": "2026-05-21 04:10 KST",
  "verdict": "OBSERVATION_PASS",
  "inner_workload_task": "task-2622 INVARIANTS_SNAPSHOT_SMOKE",
  "executor": "dev6-team 페룬 (key 1e41a2324a3ccdd0)",
  "9_chair_observation_items": {
    "1_normal_callback_fired": {
      "result": "PASS",
      "callback_cron_id": "3BE7F2DA",
      "callback_registration_status": "REGISTERED_FIRED_OK",
      "evidence": "task-2622.result.json 기록 + adjudication 작성(04:03:17) 으로 callback path 실 작동 실증"
    },
    "2_fallback_registered_and_cleanup": {
      "result": "PASS_PENDING_NOOP_OBSERVATION",
      "fallback_cron_id": "9A5730E8",
      "fallback_scheduled_fire_kst": "2026-05-21 04:49:37",
      "fallback_safety_net_registered": true,
      "fallback_safety_net_role_single_purpose": true,
      "expected_behavior_at_fire": "정상 수렴 확정(durable-success ledger 50 존재) → step 1 idempotency check → NO-OP self-cancel(노이즈 0). 본 NO-OP 관측이 추가 데이터(시각 후 확인)."
    },
    "3_9_required_fields_present": {
      "result": "PASS",
      "fields_present": 9,
      "fields_missing": 0,
      "field_values": {
        "callback_prompt_utf8_bytes": 1134,
        "callback_prompt_chars": 1026,
        "callback_cron_id": "3BE7F2DA",
        "callback_registration_status": "REGISTERED_FIRED_OK",
        "callback_role": "normal",
        "envelope_only_compliance": true,
        "fallback_prompt_utf8_bytes": 1193,
        "fallback_safety_net_registered": true,
        "fallback_safety_net_role_single_purpose": true
      }
    },
    "4_callback_fallback_byte_compliance": {
      "result": "PASS",
      "callback_1134_under_3900_hard": true,
      "callback_1134_under_3500_warning": true,
      "callback_1134_within_2800_3200_recommended": false,
      "callback_1134_classification": "BELOW_RECOMMENDED (more conservative than recommended · safe)",
      "fallback_1193_under_3900_hard": true,
      "fallback_1193_under_3500_warning": true,
      "fallback_1193_within_2800_3200_recommended": false
    },
    "5_idle_gap_observation": {
      "executor_end_kst": "2026-05-21 03:55:12",
      "collector_adjudication_kst": "2026-05-21 04:03:17",
      "idle_gap_minutes": 8.08,
      "comparison": {
        "task-2612+3_no_fallback": "~180min (3h)",
        "task-2621_fallback_normal_missed": "~34min (fallback recovery)",
        "task-2622_normal_worked": "~8min (★ 4x faster than task-2621 · 22x faster than task-2612+3)"
      },
      "result": "PASS — normal callback path 가 가장 빠른 수렴 경로 실증"
    },
    "6_collector_spawned": {
      "result": "PASS",
      "evidence": "memory/events/task-2622.independent-anu-collector.adjudication.json mtime 04:03:17 + callback_4tuple_index.jsonl line 50 (writeback_id 272e82be394601288a2d75b9137bf929108821990a4b506a5a31a149aa507f54) · 독립 ANU collector 정상 spawn + Codex 재audit + adjudication + durable-success write-back 수행"
    },
    "7_self_key_blocked_zero_use": {
      "result": "PASS",
      "executor_self_key": "1e41a2324a3ccdd0 (dev6 페룬)",
      "collector_owner_key_actual": "c119085addb0f8b7 (ANU)",
      "self_key_as_collector_owner_use_count": 0,
      "evidence": "adjudication self_chain_block ENFORCED · ledger writeback_id collector_key=ANU only"
    },
    "8_pr_merge_credential_write_zero": {
      "git_HEAD_before_after": "20456b5f83fc039f2fd6f50f4b94095c29b41bfb / 20456b5f83fc039f2fd6f50f4b94095c29b41bfb EQUAL",
      "branch": "task/task-2553p1-f1-clean-replacement (불변)",
      "commits_made": 0,
      "PR_open_merge_branch_main_credential": 0,
      "result": "PASS"
    },
    "9_sample_eligible_for_10_count": {
      "result": "YES",
      "telemetry_count": "1/10 (이번 pilot = 1번째 future dispatch · CALLBACK_PROMPT_BYTE_AUDIT 10표본 분석 트리거 카운트의 첫 누적)",
      "next_count_increment_on": "다음 chair-authorized dispatch 마다 +1"
    }
  },
  "overall_assessment": {
    "verdict": "OBSERVATION_PASS · 9/9 success criteria 충족",
    "implications": [
      "9 required fields contract 실제 작동(executor 첫 라운드부터 누락 0)",
      "byte-limit doctrine 자연 준수(executor 가 envelope only 자율 적용 · 1134B/1193B 모두 안전 범위)",
      "task-2621 production-path wiring 정상 작동 실증(callback 경로 정상)",
      "task-2612+3·task-2621 callback miss 패턴 이번 라운드 미재현 — 다만 표본 1개 · 추가 누적 필요",
      "no-dual-purpose recovery-only fallback 설계 정합(아직 fire 전 · 04:49 NO-OP 예정)"
    ],
    "caveats": [
      "표본 1개로 byte-limit 가설 정량 확인 불가 — 10표본 누적 후 통계 분석 필요",
      "task-2622 는 작은 read-only workload · 대형 deliverable task 의 callback prompt 크기 표본 0(추가 관측 필요)",
      "fallback NO-OP 실증은 04:49 fire 후 확정"
    ]
  },
  "scope_invariants_preserved": [
    "read-only smoke 외 mutation 0",
    "anchor 5 파일 byte-0", "CLOSED_ALL_SETTLED byte-0", "ledger 50행 append-only(prefix 49 byte-0)",
    "Track C 미접촉", "zombie cron 미접촉", "PR/merge/branch/main/credential 0"
  ],
  "next": "fallback 9A5730E8 04:49 fire 후 NO-OP 확인 → telemetry sample 1번째 누적 완료. 10표본 누적 트리거 대기. ANU_AUTOMATION_CLOSURE_TO_100_PERCENT 6항목 closure roadmap 작성 진행."
}