schema_version: llm_determinism_contract.v1
contract_id: H008_LLM_DETERMINISM_AUDIT
harness_file: tools/validate_llm_determinism_pack_v1.py
authority: spec/58_llm_determinism_contract.yaml
created_at: '2026-06-10T23:29:00+09:00'
purpose: >
  저성능 LLM도 packet copy-only로 같은 결과를 렌더링할 만큼
  final_context_for_llm이 충분히 사전 계산되어 있는지 검증한다.
  LLM에게 산술 연산을 요구하는 항목이 있으면 릴리즈를 차단한다.

required_precomputed_sections:
  - section: 01_metadata_and_manifest_alias
    must_contain: [document_id, generated_at_kst, active_artifact_alias]
  - section: 02_portfolio_health
    must_contain: [total_asset_krw, cash_ratio_pct, goal_achievement_pct]
  - section: 03_hard_blockers
    must_contain: [blocked_tickers, blocker_reasons]
  - section: 04_sell_priority_table
    must_contain: [rank, ticker, sell_action, sell_reason_code]
    note: 이미 정렬된 순서로 제공. LLM은 재정렬하지 않는다.
  - section: 05_buy_hold_sell_action_table
    must_contain: [ticker, final_action, entry_price, stop_price, quantity]
  - section: 06_cash_and_risk_budget
    must_contain: [available_cash_krw, d2_cash_krw, max_allowed_mdd_pct]
  - section: 07_shadow_ledger_visible_items
    must_contain: [formula_id, lifecycle_state, sample_n, promotion_allowed]
  - section: 08_data_missing_items
    must_contain: [missing_field, reason]
  - section: 09_market_regime_summary_precomputed
    must_contain: [regime_label, regime_score, position_scale_factor]
  - section: 10_education_notes_preapproved
    note: 사전 승인된 교육 노트만 포함. LLM이 신규 작성 금지.
  - section: 11_forbidden_phrases_and_no_math_rules
    must_contain: [forbidden_phrases, no_math_rule]

validation_rules:
  - all_numeric_fields_precomputed: true
  - all_tables_pre_sorted: true
  - no_arithmetic_instruction_in_prompt: true
  - llm_numeric_generation_count: 0

inputs:
  - field: final_context_for_llm_v5.yaml
    source: Temp/final_context_for_llm_v5.yaml
    required: true

output_fields:
  - name: missing_sections
    type: list[str]
    description: 누락된 required section 목록
  - name: arithmetic_instruction_count
    type: int
    description: LLM에게 계산을 요구하는 지시 건수
  - name: precomputed_field_coverage_pct
    type: float
    description: 사전 계산된 필드 비율
  - name: gate
    type: str
    enum: [PASS, FAIL]

acceptance_criteria:
  - all_decision_fields_precomputed: true
  - all_tables_sorted_in_packet: true
  - no_instruction_requires_arithmetic: true

hard_gates:
  - gate_id: NO_ARITHMETIC_INSTRUCTION
    condition: arithmetic_instruction_count == 0
    on_fail: BLOCK_RELEASE
  - gate_id: ALL_SECTIONS_PRESENT
    condition: missing_sections == []
    on_fail: BLOCK_RELEASE
  - gate_id: PRECOMPUTED_COVERAGE
    condition: precomputed_field_coverage_pct == 100.0
    on_fail: BLOCK_RELEASE

owner: pm
lifecycle_state: active
retirement_condition: >
  LLM 파이프라인이 완전 결정론적 서버 사이드 렌더링으로 교체될 때까지 유효하다.