{
  "schema": "contract-preservation-inventory/v1",
  "issue": 12,
  "pull_request": 13,
  "review_id": 64,
  "reviewed_head": "c7a9cfa50d25ac68b6b722b415dc89bea8f2ae24",
  "source_revision": "e41db959e4aa0093ab254ec4bb8aafd7dd57aafa",
  "contracts": [
    {
      "contract": "current display cache and historical valuation authority remain separate and an evidence basis date requires a usable integer balance",
      "status": "preserved",
      "preserved_by": [
        "test_empty_balance_with_basis_date_is_rejected_without_mutation_before_import",
        "tests/test_import_current_balance_authority.py"
      ]
    },
    {
      "contract": "actual zero remains valid while empty, whitespace, and non-integer balances fail without mutation",
      "status": "preserved",
      "preserved_by": [
        "tests/test_issue_12_review63_accounts.py",
        "tests/test_import_current_balance_authority.py"
      ]
    },
    {
      "contract": "snapshot runs and corrections are append-only and idempotent replay returns the original immutable public response",
      "status": "preserved",
      "preserved_by": [
        "test_replay_preserves_redacted_unverified_candidates_after_correction",
        "test_replay_preserves_blocking_candidate_warning_shape",
        "tests/test_issue_12_review63_assets.py"
      ]
    },
    {
      "contract": "unverified candidate metadata remains redacted and candidate state hashes bind persisted evidence",
      "status": "preserved",
      "preserved_by": [
        "test_replay_preserves_redacted_unverified_candidates_after_correction"
      ]
    },
    {
      "contract": "malformed immutable evidence fails closed without report, replay, timeseries, or snapshot mutation ambiguity",
      "status": "preserved",
      "preserved_by": [
        "test_malformed_persisted_evidence_fails_closed_without_snapshot_writes"
      ]
    },
    {
      "contract": "canonical documentation describes actual account, currency, purpose, and basis-date selection together with existing physical index limitations",
      "status": "preserved",
      "preserved_by": [
        "test_data_model_documents_valuation_selection_contract_and_index_mapping"
      ]
    },
    {
      "contract": "all remaining Issue 12 acceptance behavior and prior Review 63 regressions remain intact",
      "status": "preserved",
      "preserved_by": [
        "review64-focused-regressions",
        "review64-full-suite",
        "review64-ruff",
        "review64-compileall",
        "review64-diff-check"
      ]
    }
  ],
  "missing": 0,
  "ambiguous": 0,
  "limitations": [
    "Four fixture-dependent PDF tests remain skipped because private KB Bank and Toss Securities fixtures are unavailable."
  ]
}