Evans, et al. v. Robertson et al. (3)

Ficha del Equipo Editorial a partir de la base mundial AI Hallucination Cases de Damien Charlotin. Verifica siempre en la fuente original.

El 20 de noviembre de 2025, E.D. Michigan (Estados Unidos) conoció un asunto en el que una parte sin abogado (litigante pro se) se apoyó en una herramienta de IA generativa (no identificada en la decisión) y el expediente registró contenido alucinado.

Qué se alucinó

• Citas falsas de jurisprudencia. Provided a quotation attributed to Walden v. Fiore that does not appear in the opinion; court identified it as a false quote.
• Fabricación de jurisprudencia. Cited a Michigan Court of Appeals case the court could not locate; treated as a fabricated case citation.
• Fabricación de jurisprudencia. Cited an Eighth Circuit opinion that does not exist; court determined the citation refers to a different district-court filing.
• Fabricación de jurisprudencia. Repeated citation used four times that the court could not find; treated as fabricated.
• Fabricación de jurisprudencia. Citation identified by the court as not accurately representing an existing Sixth Circuit opinion.
• Fabricación de jurisprudencia. Cited an E.D. Mich. opinion that does not exist and quoted language not found in any located opinion.
• Fabricación de jurisprudencia. Cited a district-court opinion with a reporter citation that corresponds to a different case; court found the cited case does not exist as stated.
• Fabricación de jurisprudencia. Cited multiple opinions and entries that the court could not locate and deemed factitious (repeatedly used in the brief).
• Fabricación de jurisprudencia. Citation the court could not locate and treated as fabricated.
• Fabricación de jurisprudencia. Cited a Ninth Circuit opinion that does not exist under the given citation; court identified it as fabricated.
• Citas falsas de jurisprudencia. Quoted Seay v. TVA about 'sur-replies are not permitted' but the court found the quotation does not appear in the opinion.
• Citas falsas de jurisprudencia. Attributed a quotation to Aetna Life Ins. Co. v. Ward that the court found does not exist in the opinion.
• Citas falsas de jurisprudencia. Attributed a quotation to United States v. Shaffer Equip. Co. that the court found to be fabricated.
• Citas falsas de jurisprudencia. Quoted Ready Transp. as stating that a stricken document 'ceases to exist for any purpose,' which the court found does not appear in that opinion.
• Tergiversación de jurisprudencia. Cited a real Sixth Circuit case but relied on a proposition the opinion does not support; court characterized this as a misrepresentation of the authority.

Desenlace

Multiple filings stricken from the record; Revocation of online upload privileges. Sanción profesional: No.

Ficha del caso

Fuentes: aporte de https://reason.com/volokh/2025/11/09/they-just-cant-help-it-ai-hallucination-edition/; base de datos de Damien Charlotin.

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