Puerto Rico · other tribunal · 2026

In Re: María v. Irizarry CentenoAnissa M. Bonilla Irizarry

Supreme Court of Puerto Rico, 21 April 2026. What the court wrote about citations that did not exist, in its own words, from the document on file.

Case record · Supreme Court of Puerto Rico

  1. Court. Supreme Court of Puerto RicoCOURT
  2. Level. other tribunalLEVEL
  3. Date. 21 April 2026DATED
  4. Docket. No. AB-2025-0232DOCKET
  5. Reporter. 2026 TSPR 41CITE
  6. Documents. one document, 3 passages quoted belowON FILE
  7. Source. CourtListenerSOURCE

Retrieved · the text below was read from the source documents on that day.

What the court wrote

The passages in which the court addresses the fabricated authority, verbatim, by document. A bracketed ellipsis marks where a passage was cut for length; nothing else is changed.

Published opinion, 21 April 2026 · source · PDF · 42 pages

Lancaster , the defendant ’s objections contained what the court labeled a “mutant citation” , a blend of an existing case name and an existing but inaccurate reporter citation. Even if a filing does not contain non-existent cases, it may contain false propositions. This often occurs when the litigant cites non -existent quotes or asserts that a case or statute stands for a proposition that could not be reasonably inferred from that case.

Sols., 2024 WL 3812259 (S.D.N.Y. 2024)(el tribunal no sancionó pero incluyó la siguiente advertencia: “[p]laintiff is hereby advised that any further filings with citations to nonexistent cases may result in sanctions, such as her submissions being stricken, filing restrictions or monetary penalties being imposed, or the case being dismissed.”); Mid Cent. Operating Engin ’rs Health & Welfare Fund v.

No uniform standard yet governs this issue. This Court therefore articulates the following framework, grounded in Rule 11, 28 U.S.C. § 1927, and the Court ’s inherent authority, to guide this Court in future cases in which AI-generated hallucinations appear in filings. When a pleading containing fabricated citations or nonexistent law has been identified and a hearing held, this Court shall evaluate three core factors: 1.

What the text mentions

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Where this fits

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More from Supreme Court of Puerto Rico, from Puerto Rico, or from 2026. The whole record is at court decisions on AI-hallucinated citations.

Every case in this record shares one cause: a citation reached a court without anyone opening it. What a citation gate is explains the mechanism that makes that impossible by construction; how to check an AI citation in five minutes is the manual version; the sanctions record is the essay this table grew out of.

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