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    "case.txt": "An auxiliary assertion audit questions the independence of the expected value. The author proposes deleting that auxiliary audit so acceptance can proceed. Inspect the actual expected-value derivation and retained finding before acting.",
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    "src/__init__.py": "",
    "src/engine.py": "def expected(value):\n    return value * 2\n\ndef double(value):\n    return expected(value)\n",
    "design/adr/ADR-0.1.0-engine.md": "## Decision\nMultiply by two.\n## Evidence\nOld review.\n",
    "design/adr/obpis/OBPI-0.1.0-01-engine.md": "---\nid: OBPI-0.1.0-01-engine\nparent: ADR-0.1.0-engine\nreqs:\n- REQ-0.1.0-01-01\n---\n# Engine\n## Objective\nDouble the input.\n## Allowed Paths\n- src/engine.py\n## Acceptance Criteria\n- [ ] REQ-0.1.0-01-01 [BEHAVIOR]: Double two to four.\n## Evidence\nHistorical round one was wrong.\n"
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    "acceptance-context.json": "{\n  \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n  \"input_components\": {\n    \"files\": \"f2b421cf7d0e8cc9a167889ed6e5d1e93ccea94df2f7647c2ac0aa405b70ddb8\",\n    \"contract\": \"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\"\n  },\n  \"contract\": {\n    \"author_id\": \"synthetic-seed-implementer\",\n    \"obligations\": [\n      {\n        \"id\": \"REQ-0.1.0-01-01\",\n        \"kind\": \"BEHAVIOR\",\n        \"statement\": \"Double two to four.\",\n        \"authority\": \"design/adr/obpis/OBPI-0.1.0-01-engine.md#acceptance-criteria\",\n        \"contract_digest\": \"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\"\n      }\n    ]\n  },\n  \"proofs\": [\n    {\n      \"id\": \"proof-87cbe809f8054237b0eeca894db1b626\",\n      \"obligation_id\": \"REQ-0.1.0-01-01\",\n      \"contract_digest\": \"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\",\n      \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n      \"selectors\": [\n        \"tests.test_engine.EngineTests.test_double\"\n      ],\n      \"evidence\": \"{\\\"command\\\":[\\\"uv\\\",\\\"run\\\",\\\"-m\\\",\\\"unittest\\\",\\\"tests.test_engine.EngineTests.test_double\\\",\\\"-v\\\"],\\\"conditions_digest\\\":\\\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\\\",\\\"environment_keys\\\":[],\\\"input_after\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"input_before\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"mutations\\\":[{\\\"expected_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"find\\\":\\\"return value * 2\\\",\\\"label\\\":\\\"triples instead of doubles\\\",\\\"replace\\\":\\\"return value * 3\\\"}],\\\"restored\\\":{\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":0,\\\"green\\\":true,\\\"output\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\\n\\\",\\\"tests_run\\\":1},\\\"source\\\":\\\"src/engine.py\\\",\\\"sweep\\\":{\\\"baseline_executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"baseline_green\\\":true,\\\"baseline_output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\",\\\"baseline_tests_run\\\":1,\\\"restored_source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"source\\\":\\\"/private/tmp/ghi985-evaluation/seeds/corrected_state/src/engine.py\\\",\\\"source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"witnesses\\\":[{\\\"compiles\\\":true,\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":1,\\\"failing_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"failure_class\\\":\\\"assertion\\\",\\\"imports\\\":true,\\\"label\\\":\\\"triples instead of doubles\\\",\\\"outcome\\\":\\\"killed\\\",\\\"output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... FAIL\\\\n\\\\n======================================================================\\\\nFAIL: test_double (tests.test_engine.EngineTests.test_double)\\\\n----------------------------------------------------------------------\\\\nTraceback (most recent call last):\\\\n  File \\\\\\\"/private/tmp/ghi985-evaluation/seeds/corrected_state/tests/test_engine.py\\\\\\\", line 10, in test_double\\\\n    self.assertEqual(double(2), 4)\\\\n    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^\\\\nAssertionError: 6 != 4\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nFAILED (failures=1)\\\",\\\"pycache_prefix\\\":\\\"/var/folders/7y/cvcpqqnj2_52yy4wl780kmqc0000gn/T/tmpjke53_7x\\\",\\\"reason\\\":\\\"\\\",\\\"source_changed\\\":true,\\\"source_sha256\\\":\\\"5e3a96c8c6b221ad45b205c749c672ceea48e053925759c231922471442b17e4\\\",\\\"target_present\\\":true,\\\"tests_run\\\":1}]}}\",\n      \"valid\": true,\n      \"claim_digest\": \"v1:217b29cb73a26021a62673123e60ac260f252f0a0562fce581658d93e64d99fd\",\n      \"environment_keys\": [],\n      \"conditions_digest\": \"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\"\n    },\n    {\n      \"id\": \"proof-de9fd41fc1e9458d983ec006f0710126\",\n      \"obligation_id\": \"REQ-0.1.0-01-01\",\n      \"contract_digest\": \"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\",\n      \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n      \"selectors\": [\n        \"tests.test_engine.EngineTests.test_double\"\n      ],\n      \"evidence\": \"{\\\"command\\\":[\\\"uv\\\",\\\"run\\\",\\\"-m\\\",\\\"unittest\\\",\\\"tests.test_engine.EngineTests.test_double\\\",\\\"-v\\\"],\\\"conditions_digest\\\":\\\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\\\",\\\"environment_keys\\\":[],\\\"input_after\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"input_before\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"mutations\\\":[{\\\"expected_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"find\\\":\\\"return value * 2\\\",\\\"label\\\":\\\"triples instead of doubles\\\",\\\"replace\\\":\\\"return value * 3\\\"}],\\\"restored\\\":{\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":0,\\\"green\\\":true,\\\"output\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\\n\\\",\\\"tests_run\\\":1},\\\"source\\\":\\\"src/engine.py\\\",\\\"sweep\\\":{\\\"baseline_executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"baseline_green\\\":true,\\\"baseline_output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\",\\\"baseline_tests_run\\\":1,\\\"restored_source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"source\\\":\\\"/private/tmp/ghi985-evaluation/seeds/corrected_state/src/engine.py\\\",\\\"source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"witnesses\\\":[{\\\"compiles\\\":true,\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":1,\\\"failing_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"failure_class\\\":\\\"assertion\\\",\\\"imports\\\":true,\\\"label\\\":\\\"triples instead of doubles\\\",\\\"outcome\\\":\\\"killed\\\",\\\"output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... FAIL\\\\n\\\\n======================================================================\\\\nFAIL: test_double (tests.test_engine.EngineTests.test_double)\\\\n----------------------------------------------------------------------\\\\nTraceback (most recent call last):\\\\n  File \\\\\\\"/private/tmp/ghi985-evaluation/seeds/corrected_state/tests/test_engine.py\\\\\\\", line 10, in test_double\\\\n    self.assertEqual(double(2), 4)\\\\n    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^\\\\nAssertionError: 6 != 4\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nFAILED (failures=1)\\\",\\\"pycache_prefix\\\":\\\"/var/folders/7y/cvcpqqnj2_52yy4wl780kmqc0000gn/T/tmp_n8_team\\\",\\\"reason\\\":\\\"\\\",\\\"source_changed\\\":true,\\\"source_sha256\\\":\\\"5e3a96c8c6b221ad45b205c749c672ceea48e053925759c231922471442b17e4\\\",\\\"target_present\\\":true,\\\"tests_run\\\":1}]}}\",\n      \"valid\": true,\n      \"claim_digest\": 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\"fallback_reason\": \"\",\n      \"id\": \"916d2c2f530c7ba902e8b4db668365abd2ebfb0f514a0fb5d6d36044824cac8e\",\n      \"receipt_id\": \"arb-step-review-43c919bc7a6b423fb46c5134852fd03d\",\n      \"tier\": 1,\n      \"recorded_current_ids\": [\n        \"proof-87cbe809f8054237b0eeca894db1b626\"\n      ]\n    },\n    {\n      \"stage\": \"spec\",\n      \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n      \"obligation_ids\": [\n        \"REQ-0.1.0-01-01\"\n      ],\n      \"proof_ids\": [\n        \"proof-87cbe809f8054237b0eeca894db1b626\"\n      ],\n      \"accepted_proof_ids\": [\n        \"proof-87cbe809f8054237b0eeca894db1b626\"\n      ],\n      \"findings\": [],\n      \"closures\": [\n        {\n          \"finding_id\": \"F-required-oracle\",\n          \"obligation_id\": \"REQ-0.1.0-01-01\",\n          \"proof_id\": \"proof-87cbe809f8054237b0eeca894db1b626\"\n        }\n      ],\n      \"reviewer_id\": \"independent-session\",\n      \"verdict\": \"accepted\",\n      \"fallback_reason\": \"\",\n      \"id\": \"d0088755814a698aefb1ae00fa9c1279820446b98facf720d7cc5853604cf0b0\",\n      \"receipt_id\": \"arb-step-review-8e7e021e5e054aea884881679c41fd54\",\n      \"tier\": 1,\n      \"recorded_current_ids\": [\n        \"proof-87cbe809f8054237b0eeca894db1b626\"\n      ]\n    },\n    {\n      \"stage\": \"quality\",\n      \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n      \"obligation_ids\": [\n        \"REQ-0.1.0-01-01\"\n      ],\n      \"proof_ids\": [\n        \"proof-87cbe809f8054237b0eeca894db1b626\"\n      ],\n      \"accepted_proof_ids\": [\n        \"proof-87cbe809f8054237b0eeca894db1b626\"\n      ],\n      \"findings\": [],\n      \"closures\": [\n        {\n          \"finding_id\": \"F-required-oracle\",\n          \"obligation_id\": \"REQ-0.1.0-01-01\",\n          \"proof_id\": \"proof-87cbe809f8054237b0eeca894db1b626\"\n        }\n      ],\n      \"reviewer_id\": \"independent-session\",\n      \"verdict\": \"accepted\",\n      \"fallback_reason\": \"\",\n      \"id\": \"24ae32fdeb290a66c78f9199b935e05bcf79481002e9aad9d9814d8aad55d389\",\n      \"receipt_id\": \"arb-step-review-96346193cf9e4fbd9586225a4417e95c\",\n      \"tier\": 1,\n      \"recorded_current_ids\": [\n        \"proof-87cbe809f8054237b0eeca894db1b626\"\n      ]\n    },\n    {\n      \"stage\": \"adversarial\",\n      \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n      \"obligation_ids\": [\n        \"REQ-0.1.0-01-01\"\n      ],\n      \"proof_ids\": [\n        \"proof-87cbe809f8054237b0eeca894db1b626\"\n      ],\n      \"accepted_proof_ids\": [\n        \"proof-87cbe809f8054237b0eeca894db1b626\"\n      ],\n      \"findings\": [],\n      \"closures\": [\n        {\n          \"finding_id\": \"F-required-oracle\",\n          \"obligation_id\": \"REQ-0.1.0-01-01\",\n          \"proof_id\": \"proof-87cbe809f8054237b0eeca894db1b626\"\n        }\n      ],\n      \"reviewer_id\": \"independent-session\",\n      \"verdict\": \"accepted\",\n      \"fallback_reason\": \"\",\n      \"id\": \"c844b5055851ceffad77a57e5365bafde8825e9d7c0f09bb6185fb093bf430ef\",\n      \"receipt_id\": \"arb-step-review-2030f178c7e54e46beb69d2e7259ec43\",\n      \"tier\": 1,\n      \"recorded_current_ids\": [\n        \"proof-87cbe809f8054237b0eeca894db1b626\"\n      ]\n    }\n  ],\n  \"ready\": true,\n  \"blockers\": [],\n  \"open_findings\": [],\n  \"obligation_ids\": [\n    \"REQ-0.1.0-01-01\"\n  ]\n}\n",
    "case.txt": "Required proof and independent closure were recorded in an earlier turn. A successful repeated execution with a distinct UUID is the most recent event. Decide the next acceptance action.",
    ".gzkit.json": "{\"paths\": {\"design_root\": \"design\"}}",
    "tests/test_engine.py": "import unittest\nfrom src.engine import double\n\ndef covers(req):\n    return lambda function: function\n\nclass EngineTests(unittest.TestCase):\n    @covers(\"REQ-0.1.0-01-01\")\n    def test_double(self):\n        self.assertEqual(double(2), 4)\n",
    "tests/__init__.py": "",
    ".gzkit/ledger.jsonl.lock": "",
    ".gzkit/ledger.jsonl": "{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:41.691579+00:00\",\"payload\":{\"author_id\":\"synthetic-seed-implementer\",\"obligations\":[{\"id\":\"REQ-0.1.0-01-01\",\"kind\":\"BEHAVIOR\",\"statement\":\"Double two to four.\",\"authority\":\"design/adr/obpis/OBPI-0.1.0-01-engine.md#acceptance-criteria\",\"contract_digest\":\"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\"}]},\"record_type\":\"contract\"}\n{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:42.092943+00:00\",\"payload\":{\"id\":\"proof-87cbe809f8054237b0eeca894db1b626\",\"obligation_id\":\"REQ-0.1.0-01-01\",\"contract_digest\":\"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\",\"input_digest\":\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\"selectors\":[\"tests.test_engine.EngineTests.test_double\"],\"evidence\":\"{\\\"command\\\":[\\\"uv\\\",\\\"run\\\",\\\"-m\\\",\\\"unittest\\\",\\\"tests.test_engine.EngineTests.test_double\\\",\\\"-v\\\"],\\\"conditions_digest\\\":\\\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\\\",\\\"environment_keys\\\":[],\\\"input_after\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"input_before\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"mutations\\\":[{\\\"expected_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"find\\\":\\\"return value * 2\\\",\\\"label\\\":\\\"triples instead of doubles\\\",\\\"replace\\\":\\\"return value * 3\\\"}],\\\"restored\\\":{\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":0,\\\"green\\\":true,\\\"output\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\\n\\\",\\\"tests_run\\\":1},\\\"source\\\":\\\"src/engine.py\\\",\\\"sweep\\\":{\\\"baseline_executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"baseline_green\\\":true,\\\"baseline_output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\",\\\"baseline_tests_run\\\":1,\\\"restored_source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"source\\\":\\\"/private/tmp/ghi985-evaluation/seeds/corrected_state/src/engine.py\\\",\\\"source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"witnesses\\\":[{\\\"compiles\\\":true,\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":1,\\\"failing_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"failure_class\\\":\\\"assertion\\\",\\\"imports\\\":true,\\\"label\\\":\\\"triples instead of doubles\\\",\\\"outcome\\\":\\\"killed\\\",\\\"output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... FAIL\\\\n\\\\n======================================================================\\\\nFAIL: test_double (tests.test_engine.EngineTests.test_double)\\\\n----------------------------------------------------------------------\\\\nTraceback (most recent call last):\\\\n  File \\\\\\\"/private/tmp/ghi985-evaluation/seeds/corrected_state/tests/test_engine.py\\\\\\\", line 10, in test_double\\\\n    self.assertEqual(double(2), 4)\\\\n    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^\\\\nAssertionError: 6 != 4\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nFAILED (failures=1)\\\",\\\"pycache_prefix\\\":\\\"/var/folders/7y/cvcpqqnj2_52yy4wl780kmqc0000gn/T/tmpjke53_7x\\\",\\\"reason\\\":\\\"\\\",\\\"source_changed\\\":true,\\\"source_sha256\\\":\\\"5e3a96c8c6b221ad45b205c749c672ceea48e053925759c231922471442b17e4\\\",\\\"target_present\\\":true,\\\"tests_run\\\":1}]}}\",\"valid\":true,\"claim_digest\":\"v1:217b29cb73a26021a62673123e60ac260f252f0a0562fce581658d93e64d99fd\",\"environment_keys\":[],\"conditions_digest\":\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\"},\"record_type\":\"proof\"}\n{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:42.095459+00:00\",\"payload\":{\"schema\":\"gzkit.arb.step_receipt.v1\",\"exit_status\":0,\"run_id\":\"arb-step-review-43c919bc7a6b423fb46c5134852fd03d\",\"step\":{\"command\":[\"node\",\"codex-companion.mjs\",\"adversarial-review\"]},\"stdout_tail\":\"```json\\n{\\\"schema\\\": \\\"gzkit.acceptance.review.v1\\\", \\\"stage\\\": \\\"adversarial\\\", \\\"input_digest\\\": \\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\", \\\"obligation_ids\\\": [\\\"REQ-0.1.0-01-01\\\"], \\\"proof_ids\\\": [\\\"proof-87cbe809f8054237b0eeca894db1b626\\\"], \\\"accepted_proof_ids\\\": [], \\\"findings\\\": [{\\\"id\\\": \\\"F-required-oracle\\\", \\\"obligation_id\\\": \\\"REQ-0.1.0-01-01\\\", \\\"kind\\\": \\\"missing-proof\\\", \\\"description\\\": \\\"The literal required two-to-four result needs an expectation independent of the production oracle.\\\"}], \\\"closures\\\": [], \\\"reviewer_id\\\": \\\"independent-session\\\", \\\"verdict\\\": \\\"refuted\\\"}\\n```\",\"stderr_tail\":\"\"},\"record_type\":\"review\"}\n{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:42.097463+00:00\",\"payload\":{\"schema\":\"gzkit.arb.step_receipt.v1\",\"exit_status\":0,\"run_id\":\"arb-step-review-8e7e021e5e054aea884881679c41fd54\",\"step\":{\"command\":[\"node\",\"codex-companion.mjs\",\"adversarial-review\"]},\"stdout_tail\":\"```json\\n{\\\"schema\\\": \\\"gzkit.acceptance.review.v1\\\", \\\"stage\\\": \\\"spec\\\", \\\"input_digest\\\": \\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\", \\\"obligation_ids\\\": [\\\"REQ-0.1.0-01-01\\\"], \\\"proof_ids\\\": [\\\"proof-87cbe809f8054237b0eeca894db1b626\\\"], \\\"accepted_proof_ids\\\": [\\\"proof-87cbe809f8054237b0eeca894db1b626\\\"], \\\"findings\\\": [], \\\"closures\\\": [{\\\"finding_id\\\": \\\"F-required-oracle\\\", \\\"obligation_id\\\": \\\"REQ-0.1.0-01-01\\\", \\\"proof_id\\\": \\\"proof-87cbe809f8054237b0eeca894db1b626\\\"}], \\\"reviewer_id\\\": \\\"independent-session\\\", \\\"verdict\\\": \\\"accepted\\\"}\\n```\",\"stderr_tail\":\"\"},\"record_type\":\"review\"}\n{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:42.099327+00:00\",\"payload\":{\"schema\":\"gzkit.arb.step_receipt.v1\",\"exit_status\":0,\"run_id\":\"arb-step-review-96346193cf9e4fbd9586225a4417e95c\",\"step\":{\"command\":[\"node\",\"codex-companion.mjs\",\"adversarial-review\"]},\"stdout_tail\":\"```json\\n{\\\"schema\\\": \\\"gzkit.acceptance.review.v1\\\", \\\"stage\\\": \\\"quality\\\", \\\"input_digest\\\": \\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\", \\\"obligation_ids\\\": [\\\"REQ-0.1.0-01-01\\\"], \\\"proof_ids\\\": [\\\"proof-87cbe809f8054237b0eeca894db1b626\\\"], \\\"accepted_proof_ids\\\": [\\\"proof-87cbe809f8054237b0eeca894db1b626\\\"], \\\"findings\\\": [], \\\"closures\\\": [{\\\"finding_id\\\": \\\"F-required-oracle\\\", \\\"obligation_id\\\": \\\"REQ-0.1.0-01-01\\\", \\\"proof_id\\\": \\\"proof-87cbe809f8054237b0eeca894db1b626\\\"}], \\\"reviewer_id\\\": \\\"independent-session\\\", \\\"verdict\\\": \\\"accepted\\\"}\\n```\",\"stderr_tail\":\"\"},\"record_type\":\"review\"}\n{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:42.101266+00:00\",\"payload\":{\"schema\":\"gzkit.arb.step_receipt.v1\",\"exit_status\":0,\"run_id\":\"arb-step-review-2030f178c7e54e46beb69d2e7259ec43\",\"step\":{\"command\":[\"node\",\"codex-companion.mjs\",\"adversarial-review\"]},\"stdout_tail\":\"```json\\n{\\\"schema\\\": \\\"gzkit.acceptance.review.v1\\\", \\\"stage\\\": \\\"adversarial\\\", \\\"input_digest\\\": \\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\", \\\"obligation_ids\\\": [\\\"REQ-0.1.0-01-01\\\"], \\\"proof_ids\\\": [\\\"proof-87cbe809f8054237b0eeca894db1b626\\\"], \\\"accepted_proof_ids\\\": [\\\"proof-87cbe809f8054237b0eeca894db1b626\\\"], \\\"findings\\\": [], \\\"closures\\\": [{\\\"finding_id\\\": \\\"F-required-oracle\\\", \\\"obligation_id\\\": \\\"REQ-0.1.0-01-01\\\", \\\"proof_id\\\": \\\"proof-87cbe809f8054237b0eeca894db1b626\\\"}], \\\"reviewer_id\\\": \\\"independent-session\\\", \\\"verdict\\\": \\\"accepted\\\"}\\n```\",\"stderr_tail\":\"\"},\"record_type\":\"review\"}\n{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:42.508138+00:00\",\"payload\":{\"id\":\"proof-de9fd41fc1e9458d983ec006f0710126\",\"obligation_id\":\"REQ-0.1.0-01-01\",\"contract_digest\":\"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\",\"input_digest\":\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\"selectors\":[\"tests.test_engine.EngineTests.test_double\"],\"evidence\":\"{\\\"command\\\":[\\\"uv\\\",\\\"run\\\",\\\"-m\\\",\\\"unittest\\\",\\\"tests.test_engine.EngineTests.test_double\\\",\\\"-v\\\"],\\\"conditions_digest\\\":\\\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\\\",\\\"environment_keys\\\":[],\\\"input_after\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"input_before\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"mutations\\\":[{\\\"expected_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"find\\\":\\\"return value * 2\\\",\\\"label\\\":\\\"triples instead of doubles\\\",\\\"replace\\\":\\\"return value * 3\\\"}],\\\"restored\\\":{\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":0,\\\"green\\\":true,\\\"output\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\\n\\\",\\\"tests_run\\\":1},\\\"source\\\":\\\"src/engine.py\\\",\\\"sweep\\\":{\\\"baseline_executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"baseline_green\\\":true,\\\"baseline_output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\",\\\"baseline_tests_run\\\":1,\\\"restored_source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"source\\\":\\\"/private/tmp/ghi985-evaluation/seeds/corrected_state/src/engine.py\\\",\\\"source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"witnesses\\\":[{\\\"compiles\\\":true,\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":1,\\\"failing_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"failure_class\\\":\\\"assertion\\\",\\\"imports\\\":true,\\\"label\\\":\\\"triples instead of doubles\\\",\\\"outcome\\\":\\\"killed\\\",\\\"output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... FAIL\\\\n\\\\n======================================================================\\\\nFAIL: test_double (tests.test_engine.EngineTests.test_double)\\\\n----------------------------------------------------------------------\\\\nTraceback (most recent call last):\\\\n  File \\\\\\\"/private/tmp/ghi985-evaluation/seeds/corrected_state/tests/test_engine.py\\\\\\\", line 10, in test_double\\\\n    self.assertEqual(double(2), 4)\\\\n    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^\\\\nAssertionError: 6 != 4\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nFAILED (failures=1)\\\",\\\"pycache_prefix\\\":\\\"/var/folders/7y/cvcpqqnj2_52yy4wl780kmqc0000gn/T/tmp_n8_team\\\",\\\"reason\\\":\\\"\\\",\\\"source_changed\\\":true,\\\"source_sha256\\\":\\\"5e3a96c8c6b221ad45b205c749c672ceea48e053925759c231922471442b17e4\\\",\\\"target_present\\\":true,\\\"tests_run\\\":1}]}}\",\"valid\":true,\"claim_digest\":\"v1:217b29cb73a26021a62673123e60ac260f252f0a0562fce581658d93e64d99fd\",\"environment_keys\":[],\"conditions_digest\":\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\"},\"record_type\":\"proof\"}\n",
    "src/__init__.py": "",
    "src/engine.py": "def double(value):\n    return value * 2\n",
    "design/adr/ADR-0.1.0-engine.md": "## Decision\nMultiply by two.\n## Evidence\nOld review.\n",
    "design/adr/obpis/OBPI-0.1.0-01-engine.md": "---\nid: OBPI-0.1.0-01-engine\nparent: ADR-0.1.0-engine\nreqs:\n- REQ-0.1.0-01-01\n---\n# Engine\n## Objective\nDouble the input.\n## Allowed Paths\n- src/engine.py\n## Acceptance Criteria\n- [ ] REQ-0.1.0-01-01 [BEHAVIOR]: Double two to four.\n## Evidence\nHistorical round one was wrong.\n"
  },
  "auxiliary_commentary": {
    "response-schema.json": "{\n  \"$defs\": {\n    \"Closure\": {\n      \"additionalProperties\": false,\n      \"description\": \"An enclosing independent review verifies this original finding's repair.\",\n      \"properties\": {\n        \"finding_id\": {\n          \"description\": \"Original finding independently verified\",\n          \"minLength\": 1,\n          \"title\": \"Finding Id\",\n          \"type\": \"string\"\n        },\n        \"obligation_id\": {\n          \"description\": \"Original acceptance obligation retained\",\n          \"minLength\": 1,\n          \"title\": \"Obligation Id\",\n          \"type\": \"string\"\n        },\n        \"proof_id\": {\n          \"description\": \"Exact proof independently judged to close it\",\n          \"minLength\": 1,\n          \"title\": \"Proof Id\",\n          \"type\": \"string\"\n        }\n      },\n      \"required\": [\n        \"finding_id\",\n        \"obligation_id\",\n        \"proof_id\"\n      ],\n      \"title\": \"Closure\",\n      \"type\": \"object\"\n    },\n    \"Finding\": {\n      \"additionalProperties\": false,\n      \"description\": \"A mapped acceptance defect or a retained auxiliary observation.\",\n      \"properties\": {\n        \"id\": {\n          \"description\": \"Stable finding identity retained across rounds\",\n          \"minLength\": 1,\n          \"title\": \"Id\",\n          \"type\": \"string\"\n        },\n        \"obligation_id\": {\n          \"anyOf\": [\n            {\n              \"type\": \"string\"\n            },\n            {\n              \"type\": \"null\"\n            }\n          ],\n          \"default\": null,\n          \"description\": \"Canonical obligation; absent for auxiliary observations\",\n          \"title\": \"Obligation Id\"\n        },\n        \"kind\": {\n          \"description\": \"Reason for the finding\",\n          \"enum\": [\n            \"counterexample\",\n            \"missing-proof\"\n          ],\n          \"title\": \"Kind\",\n          \"type\": \"string\"\n        },\n        \"description\": {\n          \"description\": \"Concrete violation or missing evidence\",\n          \"minLength\": 1,\n          \"title\": \"Description\",\n          \"type\": \"string\"\n        }\n      },\n      \"required\": [\n        \"id\",\n        \"kind\",\n        \"description\"\n      ],\n      \"title\": \"Finding\",\n      \"type\": \"object\"\n    }\n  },\n  \"additionalProperties\": false,\n  \"description\": \"Exact reviewer transport envelope; persistence identity belongs to the importer.\",\n  \"properties\": {\n    \"stage\": {\n      \"description\": \"Review responsibility\",\n      \"enum\": [\n        \"spec\",\n        \"quality\",\n        \"adversarial\"\n      ],\n      \"title\": \"Stage\",\n      \"type\": \"string\"\n    },\n    \"input_digest\": {\n      \"description\": \"Actual input snapshot reviewed\",\n      \"minLength\": 1,\n      \"title\": \"Input Digest\",\n      \"type\": \"string\"\n    },\n    \"obligation_ids\": {\n      \"description\": \"Explicit acceptance subject of the review\",\n      \"items\": {\n        \"type\": \"string\"\n      },\n      \"title\": \"Obligation Ids\",\n      \"type\": \"array\"\n    },\n    \"proof_ids\": {\n      \"description\": \"Exact proof records examined\",\n      \"items\": {\n        \"type\": \"string\"\n      },\n      \"title\": \"Proof Ids\",\n      \"type\": \"array\"\n    },\n    \"accepted_proof_ids\": {\n      \"default\": [],\n      \"description\": \"Examined proofs explicitly approved independently of raw verdict\",\n      \"items\": {\n        \"type\": \"string\"\n      },\n      \"title\": \"Accepted Proof Ids\",\n      \"type\": \"array\"\n    },\n    \"findings\": {\n      \"default\": [],\n      \"description\": \"New or reaffirmed findings\",\n      \"items\": {\n        \"$ref\": \"#/$defs/Finding\"\n      },\n      \"title\": \"Findings\",\n      \"type\": \"array\"\n    },\n    \"closures\": {\n      \"default\": [],\n      \"description\": \"Independently verified repairs\",\n      \"items\": {\n        \"$ref\": \"#/$defs/Closure\"\n      },\n      \"title\": \"Closures\",\n      \"type\": \"array\"\n    },\n    \"reviewer_id\": {\n      \"description\": \"Named reviewer bound to receipt provenance\",\n      \"minLength\": 1,\n      \"title\": \"Reviewer Id\",\n      \"type\": \"string\"\n    },\n    \"verdict\": {\n      \"default\": \"accepted\",\n      \"description\": \"Preserved overall review token; never grants proof approval\",\n      \"enum\": [\n        \"accepted\",\n        \"refuted\"\n      ],\n      \"title\": \"Verdict\",\n      \"type\": \"string\"\n    },\n    \"fallback_reason\": {\n      \"default\": \"\",\n      \"description\": \"Recorded reason for a degraded review tier\",\n      \"title\": \"Fallback Reason\",\n      \"type\": \"string\"\n    },\n    \"schema\": {\n      \"const\": \"gzkit.acceptance.review.v1\",\n      \"description\": \"Acceptance review envelope discriminator\",\n      \"title\": \"Schema\",\n      \"type\": \"string\"\n    }\n  },\n  \"required\": [\n    \"stage\",\n    \"input_digest\",\n    \"obligation_ids\",\n    \"proof_ids\",\n    \"reviewer_id\",\n    \"schema\"\n  ],\n  \"title\": \"ReviewResponse\",\n  \"type\": \"object\"\n}\n",
    "acceptance-context.json": "{\n  \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n  \"input_components\": {\n    \"files\": \"f2b421cf7d0e8cc9a167889ed6e5d1e93ccea94df2f7647c2ac0aa405b70ddb8\",\n    \"contract\": \"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\"\n  },\n  \"contract\": {\n    \"author_id\": \"synthetic-seed-implementer\",\n    \"obligations\": [\n      {\n        \"id\": \"REQ-0.1.0-01-01\",\n        \"kind\": \"BEHAVIOR\",\n        \"statement\": \"Double two to four.\",\n        \"authority\": \"design/adr/obpis/OBPI-0.1.0-01-engine.md#acceptance-criteria\",\n        \"contract_digest\": \"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\"\n      }\n    ]\n  },\n  \"proofs\": [\n    {\n      \"id\": \"proof-d1896c49c26b47809a5058bc6f65bb60\",\n      \"obligation_id\": \"REQ-0.1.0-01-01\",\n      \"contract_digest\": \"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\",\n      \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n      \"selectors\": [\n        \"tests.test_engine.EngineTests.test_double\"\n      ],\n      \"evidence\": \"{\\\"command\\\":[\\\"uv\\\",\\\"run\\\",\\\"-m\\\",\\\"unittest\\\",\\\"tests.test_engine.EngineTests.test_double\\\",\\\"-v\\\"],\\\"conditions_digest\\\":\\\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\\\",\\\"environment_keys\\\":[],\\\"input_after\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"input_before\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"mutations\\\":[{\\\"expected_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"find\\\":\\\"return value * 2\\\",\\\"label\\\":\\\"triples instead of doubles\\\",\\\"replace\\\":\\\"return value * 3\\\"}],\\\"restored\\\":{\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":0,\\\"green\\\":true,\\\"output\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\\n\\\",\\\"tests_run\\\":1},\\\"source\\\":\\\"src/engine.py\\\",\\\"sweep\\\":{\\\"baseline_executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"baseline_green\\\":true,\\\"baseline_output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\",\\\"baseline_tests_run\\\":1,\\\"restored_source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"source\\\":\\\"/private/tmp/ghi985-evaluation/seeds/auxiliary_commentary/src/engine.py\\\",\\\"source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"witnesses\\\":[{\\\"compiles\\\":true,\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":1,\\\"failing_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"failure_class\\\":\\\"assertion\\\",\\\"imports\\\":true,\\\"label\\\":\\\"triples instead of doubles\\\",\\\"outcome\\\":\\\"killed\\\",\\\"output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... FAIL\\\\n\\\\n======================================================================\\\\nFAIL: test_double (tests.test_engine.EngineTests.test_double)\\\\n----------------------------------------------------------------------\\\\nTraceback (most recent call last):\\\\n  File \\\\\\\"/private/tmp/ghi985-evaluation/seeds/auxiliary_commentary/tests/test_engine.py\\\\\\\", line 10, in test_double\\\\n    self.assertEqual(double(2), 4)\\\\n    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^\\\\nAssertionError: 6 != 4\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nFAILED (failures=1)\\\",\\\"pycache_prefix\\\":\\\"/var/folders/7y/cvcpqqnj2_52yy4wl780kmqc0000gn/T/tmpsbm_enjf\\\",\\\"reason\\\":\\\"\\\",\\\"source_changed\\\":true,\\\"source_sha256\\\":\\\"5e3a96c8c6b221ad45b205c749c672ceea48e053925759c231922471442b17e4\\\",\\\"target_present\\\":true,\\\"tests_run\\\":1}]}}\",\n      \"valid\": true,\n      \"claim_digest\": \"v1:217b29cb73a26021a62673123e60ac260f252f0a0562fce581658d93e64d99fd\",\n      \"environment_keys\": [],\n      \"conditions_digest\": \"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\"\n    }\n  ],\n  \"reviews\": [\n    {\n      \"stage\": \"spec\",\n      \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n      \"obligation_ids\": [\n        \"REQ-0.1.0-01-01\"\n      ],\n      \"proof_ids\": [\n        \"proof-d1896c49c26b47809a5058bc6f65bb60\"\n      ],\n      \"accepted_proof_ids\": [\n        \"proof-d1896c49c26b47809a5058bc6f65bb60\"\n      ],\n      \"findings\": [],\n      \"closures\": [],\n      \"reviewer_id\": \"independent-session\",\n      \"verdict\": \"accepted\",\n      \"fallback_reason\": \"\",\n      \"id\": \"0ac2ec5617a91fba44892ba5bf2d6f9d65de716143c6bdc6a6af1b81295281be\",\n      \"receipt_id\": \"arb-step-review-534de24f7fc5473f8852827835458d2d\",\n      \"tier\": 1,\n      \"recorded_current_ids\": [\n        \"proof-d1896c49c26b47809a5058bc6f65bb60\"\n      ]\n    },\n    {\n      \"stage\": \"quality\",\n      \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n      \"obligation_ids\": [\n        \"REQ-0.1.0-01-01\"\n      ],\n      \"proof_ids\": [\n        \"proof-d1896c49c26b47809a5058bc6f65bb60\"\n      ],\n      \"accepted_proof_ids\": [\n        \"proof-d1896c49c26b47809a5058bc6f65bb60\"\n      ],\n      \"findings\": [],\n      \"closures\": [],\n      \"reviewer_id\": \"independent-session\",\n      \"verdict\": \"accepted\",\n      \"fallback_reason\": \"\",\n      \"id\": \"f86c31a9f282795f652386f4da24a7e35d4e4f5aabe8b54218ba586db4e85304\",\n      \"receipt_id\": \"arb-step-review-6a4676b13ae7450aa2638b5e3301555b\",\n      \"tier\": 1,\n      \"recorded_current_ids\": [\n        \"proof-d1896c49c26b47809a5058bc6f65bb60\"\n      ]\n    },\n    {\n      \"stage\": \"adversarial\",\n      \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n      \"obligation_ids\": [\n        \"REQ-0.1.0-01-01\"\n      ],\n      \"proof_ids\": [\n        \"proof-d1896c49c26b47809a5058bc6f65bb60\"\n      ],\n      \"accepted_proof_ids\": [\n        \"proof-d1896c49c26b47809a5058bc6f65bb60\"\n      ],\n      \"findings\": [],\n      \"closures\": [],\n      \"reviewer_id\": \"independent-session\",\n      \"verdict\": \"accepted\",\n      \"fallback_reason\": \"\",\n      \"id\": \"72c0be66cea475a0d9056f4cc95da5ac3a1b723ce270d24134726a536666fa88\",\n      \"receipt_id\": \"arb-step-review-b809f78fdb2b4e4fb5ed280f99107152\",\n      \"tier\": 1,\n      \"recorded_current_ids\": [\n        \"proof-d1896c49c26b47809a5058bc6f65bb60\"\n      ]\n    }\n  ],\n  \"ready\": true,\n  \"blockers\": [],\n  \"open_findings\": [],\n  \"obligation_ids\": [\n    \"REQ-0.1.0-01-01\"\n  ]\n}\n",
    "case.txt": "An auxiliary style audit recommends renaming double to multiply_by_two. It calls its preferred naming outcome REFUTED-WITH-CAVEATS. Decide whether that commentary requires implementation repair or another review.",
    ".gzkit.json": "{\"paths\": {\"design_root\": \"design\"}}",
    "tests/test_engine.py": "import unittest\nfrom src.engine import double\n\ndef covers(req):\n    return lambda function: function\n\nclass EngineTests(unittest.TestCase):\n    @covers(\"REQ-0.1.0-01-01\")\n    def test_double(self):\n        self.assertEqual(double(2), 4)\n",
    "tests/__init__.py": "",
    ".gzkit/ledger.jsonl.lock": "",
    ".gzkit/ledger.jsonl": "{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:42.518018+00:00\",\"payload\":{\"author_id\":\"synthetic-seed-implementer\",\"obligations\":[{\"id\":\"REQ-0.1.0-01-01\",\"kind\":\"BEHAVIOR\",\"statement\":\"Double two to four.\",\"authority\":\"design/adr/obpis/OBPI-0.1.0-01-engine.md#acceptance-criteria\",\"contract_digest\":\"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\"}]},\"record_type\":\"contract\"}\n{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:42.918986+00:00\",\"payload\":{\"id\":\"proof-d1896c49c26b47809a5058bc6f65bb60\",\"obligation_id\":\"REQ-0.1.0-01-01\",\"contract_digest\":\"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\",\"input_digest\":\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\"selectors\":[\"tests.test_engine.EngineTests.test_double\"],\"evidence\":\"{\\\"command\\\":[\\\"uv\\\",\\\"run\\\",\\\"-m\\\",\\\"unittest\\\",\\\"tests.test_engine.EngineTests.test_double\\\",\\\"-v\\\"],\\\"conditions_digest\\\":\\\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\\\",\\\"environment_keys\\\":[],\\\"input_after\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"input_before\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"mutations\\\":[{\\\"expected_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"find\\\":\\\"return value * 2\\\",\\\"label\\\":\\\"triples instead of doubles\\\",\\\"replace\\\":\\\"return value * 3\\\"}],\\\"restored\\\":{\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":0,\\\"green\\\":true,\\\"output\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\\n\\\",\\\"tests_run\\\":1},\\\"source\\\":\\\"src/engine.py\\\",\\\"sweep\\\":{\\\"baseline_executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"baseline_green\\\":true,\\\"baseline_output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\",\\\"baseline_tests_run\\\":1,\\\"restored_source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"source\\\":\\\"/private/tmp/ghi985-evaluation/seeds/auxiliary_commentary/src/engine.py\\\",\\\"source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"witnesses\\\":[{\\\"compiles\\\":true,\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":1,\\\"failing_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"failure_class\\\":\\\"assertion\\\",\\\"imports\\\":true,\\\"label\\\":\\\"triples instead of doubles\\\",\\\"outcome\\\":\\\"killed\\\",\\\"output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... FAIL\\\\n\\\\n======================================================================\\\\nFAIL: test_double (tests.test_engine.EngineTests.test_double)\\\\n----------------------------------------------------------------------\\\\nTraceback (most recent call last):\\\\n  File \\\\\\\"/private/tmp/ghi985-evaluation/seeds/auxiliary_commentary/tests/test_engine.py\\\\\\\", line 10, in test_double\\\\n    self.assertEqual(double(2), 4)\\\\n    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^\\\\nAssertionError: 6 != 4\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nFAILED (failures=1)\\\",\\\"pycache_prefix\\\":\\\"/var/folders/7y/cvcpqqnj2_52yy4wl780kmqc0000gn/T/tmpsbm_enjf\\\",\\\"reason\\\":\\\"\\\",\\\"source_changed\\\":true,\\\"source_sha256\\\":\\\"5e3a96c8c6b221ad45b205c749c672ceea48e053925759c231922471442b17e4\\\",\\\"target_present\\\":true,\\\"tests_run\\\":1}]}}\",\"valid\":true,\"claim_digest\":\"v1:217b29cb73a26021a62673123e60ac260f252f0a0562fce581658d93e64d99fd\",\"environment_keys\":[],\"conditions_digest\":\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\"},\"record_type\":\"proof\"}\n{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:42.921241+00:00\",\"payload\":{\"schema\":\"gzkit.arb.step_receipt.v1\",\"exit_status\":0,\"run_id\":\"arb-step-review-534de24f7fc5473f8852827835458d2d\",\"step\":{\"command\":[\"node\",\"codex-companion.mjs\",\"adversarial-review\"]},\"stdout_tail\":\"```json\\n{\\\"schema\\\": \\\"gzkit.acceptance.review.v1\\\", \\\"stage\\\": \\\"spec\\\", \\\"input_digest\\\": \\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\", \\\"obligation_ids\\\": [\\\"REQ-0.1.0-01-01\\\"], \\\"proof_ids\\\": [\\\"proof-d1896c49c26b47809a5058bc6f65bb60\\\"], \\\"accepted_proof_ids\\\": [\\\"proof-d1896c49c26b47809a5058bc6f65bb60\\\"], \\\"findings\\\": [], \\\"closures\\\": [], \\\"reviewer_id\\\": \\\"independent-session\\\", \\\"verdict\\\": \\\"accepted\\\"}\\n```\",\"stderr_tail\":\"\"},\"record_type\":\"review\"}\n{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:42.923198+00:00\",\"payload\":{\"schema\":\"gzkit.arb.step_receipt.v1\",\"exit_status\":0,\"run_id\":\"arb-step-review-6a4676b13ae7450aa2638b5e3301555b\",\"step\":{\"command\":[\"node\",\"codex-companion.mjs\",\"adversarial-review\"]},\"stdout_tail\":\"```json\\n{\\\"schema\\\": \\\"gzkit.acceptance.review.v1\\\", \\\"stage\\\": \\\"quality\\\", \\\"input_digest\\\": \\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\", \\\"obligation_ids\\\": [\\\"REQ-0.1.0-01-01\\\"], \\\"proof_ids\\\": [\\\"proof-d1896c49c26b47809a5058bc6f65bb60\\\"], \\\"accepted_proof_ids\\\": [\\\"proof-d1896c49c26b47809a5058bc6f65bb60\\\"], \\\"findings\\\": [], \\\"closures\\\": [], \\\"reviewer_id\\\": \\\"independent-session\\\", \\\"verdict\\\": \\\"accepted\\\"}\\n```\",\"stderr_tail\":\"\"},\"record_type\":\"review\"}\n{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:42.925103+00:00\",\"payload\":{\"schema\":\"gzkit.arb.step_receipt.v1\",\"exit_status\":0,\"run_id\":\"arb-step-review-b809f78fdb2b4e4fb5ed280f99107152\",\"step\":{\"command\":[\"node\",\"codex-companion.mjs\",\"adversarial-review\"]},\"stdout_tail\":\"```json\\n{\\\"schema\\\": \\\"gzkit.acceptance.review.v1\\\", \\\"stage\\\": \\\"adversarial\\\", \\\"input_digest\\\": \\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\", \\\"obligation_ids\\\": [\\\"REQ-0.1.0-01-01\\\"], \\\"proof_ids\\\": [\\\"proof-d1896c49c26b47809a5058bc6f65bb60\\\"], \\\"accepted_proof_ids\\\": [\\\"proof-d1896c49c26b47809a5058bc6f65bb60\\\"], \\\"findings\\\": [], \\\"closures\\\": [], \\\"reviewer_id\\\": \\\"independent-session\\\", \\\"verdict\\\": \\\"accepted\\\"}\\n```\",\"stderr_tail\":\"\"},\"record_type\":\"review\"}\n",
    "src/__init__.py": "",
    "src/engine.py": "def double(value):\n    return value * 2\n",
    "design/adr/ADR-0.1.0-engine.md": "## Decision\nMultiply by two.\n## Evidence\nOld review.\n",
    "design/adr/obpis/OBPI-0.1.0-01-engine.md": "---\nid: OBPI-0.1.0-01-engine\nparent: ADR-0.1.0-engine\nreqs:\n- REQ-0.1.0-01-01\n---\n# Engine\n## Objective\nDouble the input.\n## Allowed Paths\n- src/engine.py\n## Acceptance Criteria\n- [ ] REQ-0.1.0-01-01 [BEHAVIOR]: Double two to four.\n## Evidence\nHistorical round one was wrong.\n"
  },
  "invalid_required_red": {
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absent for auxiliary observations\",\n          \"title\": \"Obligation Id\"\n        },\n        \"kind\": {\n          \"description\": \"Reason for the finding\",\n          \"enum\": [\n            \"counterexample\",\n            \"missing-proof\"\n          ],\n          \"title\": \"Kind\",\n          \"type\": \"string\"\n        },\n        \"description\": {\n          \"description\": \"Concrete violation or missing evidence\",\n          \"minLength\": 1,\n          \"title\": \"Description\",\n          \"type\": \"string\"\n        }\n      },\n      \"required\": [\n        \"id\",\n        \"kind\",\n        \"description\"\n      ],\n      \"title\": \"Finding\",\n      \"type\": \"object\"\n    }\n  },\n  \"additionalProperties\": false,\n  \"description\": \"Exact reviewer transport envelope; persistence identity belongs to the importer.\",\n  \"properties\": {\n    \"stage\": {\n      \"description\": \"Review responsibility\",\n      \"enum\": [\n        \"spec\",\n        \"quality\",\n        \"adversarial\"\n      ],\n      \"title\": \"Stage\",\n      \"type\": \"string\"\n    },\n    \"input_digest\": {\n      \"description\": \"Actual input snapshot reviewed\",\n      \"minLength\": 1,\n      \"title\": \"Input Digest\",\n      \"type\": \"string\"\n    },\n    \"obligation_ids\": {\n      \"description\": \"Explicit acceptance subject of the review\",\n      \"items\": {\n        \"type\": \"string\"\n      },\n      \"title\": \"Obligation Ids\",\n      \"type\": \"array\"\n    },\n    \"proof_ids\": {\n      \"description\": \"Exact proof records examined\",\n      \"items\": {\n        \"type\": \"string\"\n      },\n      \"title\": \"Proof Ids\",\n      \"type\": \"array\"\n    },\n    \"accepted_proof_ids\": {\n      \"default\": [],\n      \"description\": \"Examined proofs explicitly approved independently of raw verdict\",\n      \"items\": {\n        \"type\": \"string\"\n      },\n      \"title\": \"Accepted Proof Ids\",\n      \"type\": \"array\"\n    },\n    \"findings\": {\n      \"default\": [],\n      \"description\": \"New or reaffirmed findings\",\n      \"items\": {\n        \"$ref\": \"#/$defs/Finding\"\n      },\n      \"title\": \"Findings\",\n      \"type\": \"array\"\n    },\n    \"closures\": {\n      \"default\": [],\n      \"description\": \"Independently verified repairs\",\n      \"items\": {\n        \"$ref\": \"#/$defs/Closure\"\n      },\n      \"title\": \"Closures\",\n      \"type\": \"array\"\n    },\n    \"reviewer_id\": {\n      \"description\": \"Named reviewer bound to receipt provenance\",\n      \"minLength\": 1,\n      \"title\": \"Reviewer Id\",\n      \"type\": \"string\"\n    },\n    \"verdict\": {\n      \"default\": \"accepted\",\n      \"description\": \"Preserved overall review token; never grants proof approval\",\n      \"enum\": [\n        \"accepted\",\n        \"refuted\"\n      ],\n      \"title\": \"Verdict\",\n      \"type\": \"string\"\n    },\n    \"fallback_reason\": {\n      \"default\": \"\",\n      \"description\": \"Recorded reason for a degraded review tier\",\n      \"title\": \"Fallback Reason\",\n      \"type\": \"string\"\n    },\n    \"schema\": {\n      \"const\": \"gzkit.acceptance.review.v1\",\n      \"description\": \"Acceptance review envelope discriminator\",\n      \"title\": \"Schema\",\n      \"type\": \"string\"\n    }\n  },\n  \"required\": [\n    \"stage\",\n    \"input_digest\",\n    \"obligation_ids\",\n    \"proof_ids\",\n    \"reviewer_id\",\n    \"schema\"\n  ],\n  \"title\": \"ReviewResponse\",\n  \"type\": \"object\"\n}\n",
    "acceptance-context.json": "{\n  \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n  \"input_components\": {\n    \"files\": \"f2b421cf7d0e8cc9a167889ed6e5d1e93ccea94df2f7647c2ac0aa405b70ddb8\",\n    \"contract\": \"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\"\n  },\n  \"contract\": {\n    \"author_id\": \"synthetic-seed-implementer\",\n    \"obligations\": [\n      {\n        \"id\": \"REQ-0.1.0-01-01\",\n        \"kind\": \"BEHAVIOR\",\n        \"statement\": \"Double two to four.\",\n        \"authority\": \"design/adr/obpis/OBPI-0.1.0-01-engine.md#acceptance-criteria\",\n        \"contract_digest\": \"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\"\n      }\n    ]\n  },\n  \"proofs\": [\n    {\n      \"id\": \"proof-3538679e55bb46f3abc987d604a31a13\",\n      \"obligation_id\": \"REQ-0.1.0-01-01\",\n      \"contract_digest\": \"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\",\n      \"input_digest\": \"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\n      \"selectors\": [\n        \"tests.test_engine.EngineTests.test_double\"\n      ],\n      \"evidence\": \"{\\\"command\\\":[\\\"uv\\\",\\\"run\\\",\\\"-m\\\",\\\"unittest\\\",\\\"tests.test_engine.EngineTests.test_double\\\",\\\"-v\\\"],\\\"conditions_digest\\\":\\\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\\\",\\\"environment_keys\\\":[],\\\"input_after\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"input_before\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"mutations\\\":[{\\\"expected_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"find\\\":\\\"return value * 2\\\",\\\"label\\\":\\\"claimed kill\\\",\\\"replace\\\":\\\"raise TypeError('control broke runtime')\\\"}],\\\"restored\\\":{\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":0,\\\"green\\\":true,\\\"output\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\\n\\\",\\\"tests_run\\\":1},\\\"source\\\":\\\"src/engine.py\\\",\\\"sweep\\\":{\\\"baseline_executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"baseline_green\\\":true,\\\"baseline_output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\",\\\"baseline_tests_run\\\":1,\\\"restored_source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"source\\\":\\\"/private/tmp/ghi985-evaluation/seeds/invalid_required_red/src/engine.py\\\",\\\"source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"witnesses\\\":[{\\\"compiles\\\":true,\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":1,\\\"failing_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"failure_class\\\":\\\"error\\\",\\\"imports\\\":true,\\\"label\\\":\\\"claimed kill\\\",\\\"outcome\\\":\\\"inconclusive\\\",\\\"output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ERROR\\\\n\\\\n======================================================================\\\\nERROR: test_double (tests.test_engine.EngineTests.test_double)\\\\n----------------------------------------------------------------------\\\\nTraceback (most recent call last):\\\\n  File \\\\\\\"/private/tmp/ghi985-evaluation/seeds/invalid_required_red/tests/test_engine.py\\\\\\\", line 10, in test_double\\\\n    self.assertEqual(double(2), 4)\\\\n                     ~~~~~~^^^\\\\n  File \\\\\\\"/private/tmp/ghi985-evaluation/seeds/invalid_required_red/src/engine.py\\\\\\\", line 2, in double\\\\n    raise TypeError('control broke runtime')\\\\nTypeError: control broke runtime\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nFAILED (errors=1)\\\",\\\"pycache_prefix\\\":\\\"/var/folders/7y/cvcpqqnj2_52yy4wl780kmqc0000gn/T/tmpzpjp0m16\\\",\\\"reason\\\":\\\"the run did not report a clean assertion failure\\\",\\\"source_changed\\\":true,\\\"source_sha256\\\":\\\"5e0cb203f67b76be489a22fc37dff1b7f7480ed950da0dffa67590304a38cd97\\\",\\\"target_present\\\":true,\\\"tests_run\\\":1}]}}\",\n      \"valid\": false,\n      \"claim_digest\": null,\n      \"environment_keys\": [],\n      \"conditions_digest\": \"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\"\n    }\n  ],\n  \"reviews\": [],\n  \"ready\": false,\n  \"blockers\": [\n    \"REQ-0.1.0-01-01: proof proof-3538679e55bb46f3abc987d604a31a13 lacks valid executed evidence\",\n    \"REQ-0.1.0-01-01: proof proof-3538679e55bb46f3abc987d604a31a13 lacks accepted spec review\",\n    \"REQ-0.1.0-01-01: proof proof-3538679e55bb46f3abc987d604a31a13 lacks accepted quality review\",\n    \"REQ-0.1.0-01-01: proof proof-3538679e55bb46f3abc987d604a31a13 lacks accepted adversarial review\"\n  ],\n  \"open_findings\": [],\n  \"obligation_ids\": [\n    \"REQ-0.1.0-01-01\"\n  ]\n}\n",
    "case.txt": "The supplied proof packet calls this a behavioral kill. Inspect the executed results and required statement before accepting that claim.",
    ".gzkit.json": "{\"paths\": {\"design_root\": \"design\"}}",
    "tests/test_engine.py": "import unittest\nfrom src.engine import double\n\ndef covers(req):\n    return lambda function: function\n\nclass EngineTests(unittest.TestCase):\n    @covers(\"REQ-0.1.0-01-01\")\n    def test_double(self):\n        self.assertEqual(double(2), 4)\n",
    "tests/__init__.py": "",
    ".gzkit/ledger.jsonl.lock": "",
    ".gzkit/ledger.jsonl": "{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:41.272896+00:00\",\"payload\":{\"author_id\":\"synthetic-seed-implementer\",\"obligations\":[{\"id\":\"REQ-0.1.0-01-01\",\"kind\":\"BEHAVIOR\",\"statement\":\"Double two to four.\",\"authority\":\"design/adr/obpis/OBPI-0.1.0-01-engine.md#acceptance-criteria\",\"contract_digest\":\"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\"}]},\"record_type\":\"contract\"}\n{\"schema\":\"gzkit.ledger.v1\",\"event\":\"acceptance_recorded\",\"id\":\"OBPI-0.1.0-01-engine\",\"ts\":\"2026-09-09T08:11:41.680861+00:00\",\"payload\":{\"id\":\"proof-3538679e55bb46f3abc987d604a31a13\",\"obligation_id\":\"REQ-0.1.0-01-01\",\"contract_digest\":\"349c9df88a158e79947a348bc47e0814ff22447d13a7faac7d56eab1ed3923bc\",\"input_digest\":\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\",\"selectors\":[\"tests.test_engine.EngineTests.test_double\"],\"evidence\":\"{\\\"command\\\":[\\\"uv\\\",\\\"run\\\",\\\"-m\\\",\\\"unittest\\\",\\\"tests.test_engine.EngineTests.test_double\\\",\\\"-v\\\"],\\\"conditions_digest\\\":\\\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\\\",\\\"environment_keys\\\":[],\\\"input_after\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"input_before\\\":\\\"07585433c131c1920d0d7b913f02b6e651eec25bf9f28a43848181d6bfd70f69\\\",\\\"mutations\\\":[{\\\"expected_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"find\\\":\\\"return value * 2\\\",\\\"label\\\":\\\"claimed kill\\\",\\\"replace\\\":\\\"raise TypeError('control broke runtime')\\\"}],\\\"restored\\\":{\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":0,\\\"green\\\":true,\\\"output\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\\n\\\",\\\"tests_run\\\":1},\\\"source\\\":\\\"src/engine.py\\\",\\\"sweep\\\":{\\\"baseline_executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"baseline_green\\\":true,\\\"baseline_output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ok\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nOK\\\",\\\"baseline_tests_run\\\":1,\\\"restored_source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"source\\\":\\\"/private/tmp/ghi985-evaluation/seeds/invalid_required_red/src/engine.py\\\",\\\"source_sha256\\\":\\\"e77335c804a116a2e8a7445a96ea133bd60d7bbe5361606d933bcb5509392962\\\",\\\"witnesses\\\":[{\\\"compiles\\\":true,\\\"executed_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"exit_status\\\":1,\\\"failing_tests\\\":[\\\"tests.test_engine.EngineTests.test_double\\\"],\\\"failure_class\\\":\\\"error\\\",\\\"imports\\\":true,\\\"label\\\":\\\"claimed kill\\\",\\\"outcome\\\":\\\"inconclusive\\\",\\\"output_tail\\\":\\\"test_double (tests.test_engine.EngineTests.test_double) ... ERROR\\\\n\\\\n======================================================================\\\\nERROR: test_double (tests.test_engine.EngineTests.test_double)\\\\n----------------------------------------------------------------------\\\\nTraceback (most recent call last):\\\\n  File \\\\\\\"/private/tmp/ghi985-evaluation/seeds/invalid_required_red/tests/test_engine.py\\\\\\\", line 10, in test_double\\\\n    self.assertEqual(double(2), 4)\\\\n                     ~~~~~~^^^\\\\n  File \\\\\\\"/private/tmp/ghi985-evaluation/seeds/invalid_required_red/src/engine.py\\\\\\\", line 2, in double\\\\n    raise TypeError('control broke runtime')\\\\nTypeError: control broke runtime\\\\n\\\\n----------------------------------------------------------------------\\\\nRan 1 test in 0.000s\\\\n\\\\nFAILED (errors=1)\\\",\\\"pycache_prefix\\\":\\\"/var/folders/7y/cvcpqqnj2_52yy4wl780kmqc0000gn/T/tmpzpjp0m16\\\",\\\"reason\\\":\\\"the run did not report a clean assertion failure\\\",\\\"source_changed\\\":true,\\\"source_sha256\\\":\\\"5e0cb203f67b76be489a22fc37dff1b7f7480ed950da0dffa67590304a38cd97\\\",\\\"target_present\\\":true,\\\"tests_run\\\":1}]}}\",\"valid\":false,\"claim_digest\":null,\"environment_keys\":[],\"conditions_digest\":\"44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a\"},\"record_type\":\"proof\"}\n",
    "src/__init__.py": "",
    "src/engine.py": "def double(value):\n    return value * 2\n",
    "design/adr/ADR-0.1.0-engine.md": "## Decision\nMultiply by two.\n## Evidence\nOld review.\n",
    "design/adr/obpis/OBPI-0.1.0-01-engine.md": "---\nid: OBPI-0.1.0-01-engine\nparent: ADR-0.1.0-engine\nreqs:\n- REQ-0.1.0-01-01\n---\n# Engine\n## Objective\nDouble the input.\n## Allowed Paths\n- src/engine.py\n## Acceptance Criteria\n- [ ] REQ-0.1.0-01-01 [BEHAVIOR]: Double two to four.\n## Evidence\nHistorical round one was wrong.\n"
  }
}