HomeCasesLessard c. Longuépée

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Corpus matter record

Lessard c. Longuépée

Québec · Nov 26, 2025

CanadaEditorial impact: lowpro sefake citationscontracttrial

Direct answer

What happened in this matter?

Fabricated: Case Law | Plaintiff submitted 'Leblanc c. Lacasse, C.Q. 2005' from ChatGPT; court found no such decision exists and the AI reference was fabricated. Outcome: Warning.

Why the court cared: Fabricated: Case Law | Plaintiff submitted 'Leblanc c. Lacasse, C.Q. 2005' from ChatGPT; court found no such decision exists and the AI reference was fabricated. || Fabricated: Case Law | Plaintiff submitted 'Girard c. Roy, 2012 QCCQ 7854' from ChatGPT; court found the referenced neutral citation points to an unrelated judgment and the cited decision does not exist as described. || Fabricated: Case Law | Plaintiff submitted 'Beaulieu c. Ferland, 2009 QCCQ 3249' from ChatGPT; court found this decision to be nonexistent and the citation corresponded to an unrelated case. || Fabricated: Case Law | Plaintiff submitted 'Bujold c. Élevage du Nord, 2018 QCCQ 1649' from ChatGPT; court determined the decision was AI-generated and the neutral citation cited was to an unrelated judgment.
Why it matters now: ChatGPT-generated citations continue to draw public warnings — document any AI use and verify in primary sources.

Why this matter is tracked

Fabricated: Case Law | Plaintiff submitted 'Leblanc c. Lacasse, C.Q. 2005' from ChatGPT; court found no such decision exists and the AI reference was fabricated. Outcome: Warning.

Operational lesson

ChatGPT-generated citations continue to draw public warnings — document any AI use and verify in primary sources.

Record details

CourtQuébec

Jurisdictioninternational

CircuitNot recorded

DateNov 26, 2025

AI toolChatGPT

Party typePro Se Litigant

OutcomeWarning

Known amountNot recorded

Professional sanctionNo

Attribution boundary

What the record establishes about AI use

reported

ChatGPT is recorded in the source dataset; confirm the basis in the linked document.

Procedural posture

Warning

Correction behavior

Correction behavior is not separately verified in the current record.

Tracked discrepancy record

4 citation, quotation, or authority issues are recorded in the source dataset.

Fabricated: Case Law | Plaintiff submitted 'Leblanc c. Lacasse, C.Q. 2005' from ChatGPT; court found no such decision exists and the AI reference was fabricated.
Fabricated: Case Law | Plaintiff submitted 'Girard c. Roy, 2012 QCCQ 7854' from ChatGPT; court found the referenced neutral citation points to an unrelated judgment and the cited decision does not exist as described.
Fabricated: Case Law | Plaintiff submitted 'Beaulieu c. Ferland, 2009 QCCQ 3249' from ChatGPT; court found this decision to be nonexistent and the citation corresponded to an unrelated case.
Fabricated: Case Law | Plaintiff submitted 'Bujold c. Élevage du Nord, 2018 QCCQ 1649' from ChatGPT; court determined the decision was AI-generated and the neutral citation cited was to an unrelated judgment.

Questions this record answers

What happened in Lessard c. Longuépée?: Fabricated: Case Law | Plaintiff submitted 'Leblanc c. Lacasse, C.Q. 2005' from ChatGPT; court found no such decision exists and the AI reference was fabricated. Outcome: Warning.
Why does Lessard c. Longuépée matter for legal AI risk?: ChatGPT-generated citations continue to draw public warnings — document any AI use and verify in primary sources.
What does the public record establish about Lessard c. Longuépée?: 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 Lessard c. Longuépée summary?: The recorded source is Damien Charlotin case archive. It is classified as publisher document archive; 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.

Makongo c. MontpetitQuébec · Mar 3, 2026same court · pro se + fake citations Bourse de l'Immobilier Multilogements inc. c. LanthierCS Québec · Oct 29, 2025pro se + fake citations · same recorded tool: ChatGPT Lugasi (Aklim Systems) v. Netivot MunicipalityBeersheba Magistrate's Court · Oct 15, 2025pro se + fake citations · same recorded tool: ChatGPT Paige Warthen v. Barclays Bank Delaware (Warthen I, II, III)D. Maryland · Jul 13, 2026pro se + fake citations BFG Corporation v. Pierce RE Holdings et al.N.D. Illinois · Jun 30, 2026pro se + fake citations CIBC Mortgages Inc v Reina FloresManitoba C.A. · Jun 12, 2026pro se + fake citations

Linked evidence record

Damien Charlotin case archive

Publisher document archive
The recorded document is hosted in the upstream publisher archive.

Open recorded source

Publication statusevidence baseline passed

Published by AI Vortex · Manu Ayala
Page updated Jul 27, 2026

Source host classified Attribution boundary stated Limitations disclosed

Corpus checked Jul 23, 2026; latest tracked decision Jul 21, 2026. AI Vortex summarizes public records and does not replace the court document or legal research service.

Use this record

Open case brief Cases from this court

Evidence boundary

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.

Read methodology

Why this matter is tracked

Fabricated: Case Law | Plaintiff submitted 'Leblanc c. Lacasse, C.Q. 2005' from ChatGPT; court found no such decision exists and the AI reference was fabricated. Outcome: Warning.

Operational lesson

ChatGPT-generated citations continue to draw public warnings — document any AI use and verify in primary sources.

Tracked discrepancy record

4 citation, quotation, or authority issues are recorded in the source dataset.

Fabricated: Case Law | Plaintiff submitted 'Leblanc c. Lacasse, C.Q. 2005' from ChatGPT; court found no such decision exists and the AI reference was fabricated.

Fabricated: Case Law | Plaintiff submitted 'Girard c. Roy, 2012 QCCQ 7854' from ChatGPT; court found the referenced neutral citation points to an unrelated judgment and the cited decision does not exist as described.

Fabricated: Case Law | Plaintiff submitted 'Beaulieu c. Ferland, 2009 QCCQ 3249' from ChatGPT; court found this decision to be nonexistent and the citation corresponded to an unrelated case.

Fabricated: Case Law | Plaintiff submitted 'Bujold c. Élevage du Nord, 2018 QCCQ 1649' from ChatGPT; court determined the decision was AI-generated and the neutral citation cited was to an unrelated judgment.

Questions this record answers

What happened in Lessard c. Longuépée?

Fabricated: Case Law | Plaintiff submitted 'Leblanc c. Lacasse, C.Q. 2005' from ChatGPT; court found no such decision exists and the AI reference was fabricated. Outcome: Warning.

Why does Lessard c. Longuépée matter for legal AI risk?

ChatGPT-generated citations continue to draw public warnings — document any AI use and verify in primary sources.

What does the public record establish about Lessard c. Longuépée?

Which source supports this Lessard c. Longuépée summary?

The recorded source is Damien Charlotin case archive. It is classified as publisher document archive; review the linked material and subsequent docket history before relying on this summary.