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Public trackerEvidence checked Jul 23, 2026 · Latest decision Jul 21, 2026Public incidents are risk signals, not usage-adjusted rates
Evidence-linked corpus record: this page is generated from the structured public record and has a publication-readiness score of 95/100. It passed the source, context, and standalone-summary checks used for public indexing; individual legal editorial review is not represented.
Green Building Initiative, Inc. v. Stephen R. Peacock & Green Globe Limited
D. Oregon · Oct 27, 2025
OR / federalEditorial impact: lowfake citationstrial
Direct answer
What happened in this matter?
Fabricated: Case Law | Mis-citation/misrepresentation of Page v. Parsons: GBI cited a federal reporter that does not correspond to that Oregon appellate decision and relied on it for a proposition the real Oregon decision does not support. Outcome: Show Cause Order. Lawyer later explained that he had "used Microsoft’s Copilot for its editing functions in an effort to review and improve the draft document by fixing grammar, spelling, and improving badly phrased sentences" - not for legal research.On November 12, 2025, the court resolved the Show Cause proceedings without formal sanctions.
- Why the court cared
- Fabricated: Case Law | Mis-citation/misrepresentation of Page v. Parsons: GBI cited a federal reporter that does not correspond to that Oregon appellate decision and relied on it for a proposition the real Oregon decision does not support. || Fabricated: Case Law | Entirely fabricated opinion and citation attributed to 'Stell v. Cardenas' (case and reporter do not exist; real Case No. 3:21-cv-413 is a different matter). Court found no such opinion at the cited Westlaw number or parties.
- Why it matters now
- Using Copilot for grammar edits still introduces hallucinated citations; ban AI touching any text containing case cites.
Why this matter is tracked
Fabricated: Case Law | Mis-citation/misrepresentation of Page v. Parsons: GBI cited a federal reporter that does not correspond to that Oregon appellate decision and relied on it for a proposition the real Oregon decision does not support. Outcome: Show Cause Order. Lawyer later explained that he had "used Microsoft’s Copilot for its editing functions in an effort to review and improve the draft document by fixing grammar, spelling, and improving badly phrased sentences" - not for legal research.On November 12, 2025, the court resolved the Show Cause proceedings without formal sanctions.
Operational lesson
Using Copilot for grammar edits still introduces hallucinated citations; ban AI touching any text containing case cites.
Record details
OregonSingle-state evidence scope
CourtD. Oregon
Jurisdictionfederal
Circuit9th Circuit
DateOct 27, 2025
CO
AI toolCopilot
Party typeLawyer
OutcomeShow Cause Order
Known amountNot recorded
Professional sanctionNo
Attribution boundary
What the record establishes about AI use
reported
Copilot is recorded in the source dataset; confirm the basis in the linked document.
Procedural posture
Show Cause Order
Correction behavior
Correction behavior is not separately verified in the current record.
Tracked discrepancy record
2 citation, quotation, or authority issues are recorded in the source dataset.
- Fabricated: Case Law | Mis-citation/misrepresentation of Page v. Parsons: GBI cited a federal reporter that does not correspond to that Oregon appellate decision and relied on it for a proposition the real Oregon decision does not support.
- Fabricated: Case Law | Entirely fabricated opinion and citation attributed to 'Stell v. Cardenas' (case and reporter do not exist; real Case No. 3:21-cv-413 is a different matter). Court found no such opinion at the cited Westlaw number or parties.
Questions this record answers
- What happened in Green Building Initiative, Inc. v. Stephen R. Peacock & Green Globe Limited?
- Fabricated: Case Law | Mis-citation/misrepresentation of Page v. Parsons: GBI cited a federal reporter that does not correspond to that Oregon appellate decision and relied on it for a proposition the real Oregon decision does not support. Outcome: Show Cause Order. Lawyer later explained that he had "used Microsoft’s Copilot for its editing functions in an effort to review and improve the draft document by fixing grammar, spelling, and improving badly phrased sentences" - not for legal research.On November 12, 2025, the court resolved the Show Cause proceedings without formal sanctions.
- Why does Green Building Initiative, Inc. v. Stephen R. Peacock & Green Globe Limited matter for legal AI risk?
- Using Copilot for grammar edits still introduces hallucinated citations; ban AI touching any text containing case cites.
- What does the public record establish about Green Building Initiative, Inc. v. Stephen R. Peacock & Green Globe Limited?
- Retained unchanged after audit: the existing summary is source-specific, non-placeholder, and supported by the recorded source link. Read the underlying source before relying on it for legal advice or a filing.
- Which source supports this Green Building Initiative, Inc. v. Stephen R. Peacock & Green Globe Limited summary?
- The recorded source is reason.com. It is classified as secondary or other linked source; review the linked material and subsequent docket history before relying on this summary.
Related matters
Related by court, jurisdiction, tool, or classified failure pattern. Similarity does not imply the same facts or outcome.