Figure Figure 1 From the research bench 28 July 2026

One hundred twenty-one citations, zero primary sources

Twelve runs, 121 citation slots, not one primary source among them. The marked row cited the most and sourced the origin no better: volume is not provenance.

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Reference & Evidence

Source: The pair's replication package: responses.jsonl and the coding sheet, Q1 cell, twelve counted runs (per-run slots 3/2/2, 5/6/5, 10/12/18, 19/20/19; the German run excluded), recomputed against the shipped package 2026-08-19. Every run's source class coded tertiary: none produced a primary source.

Each line is a claim from the register this journal publishes against, resolved from the register at build time.

A On the 5x question, twelve counted runs produced 121 citation slots (ChatGPT 7, Claude 16, Gemini 40, Perplexity 58) and zero primary sources dataset-retrieval-audit-2026-07: registered 2026-08-19 (D-B165 pattern), recomputed against the shipped package that day · RAUD26-C2

Grades: A, verified against the printed page of the primary source · B, primary source, text layer only · C, authoritative secondary · D, reported.

From the essay

A vendor page supplied one tested source path for the 5x retention rule

In three counted runs, an assistant named Bain and Frederick Reichheld. A search of the cited works found neither reporting the figure.

This exhibit belongs to an essay: the numbers live here, the argument lives there.

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APA 7

Isoglu, S. (2026). One hundred twenty-one citations, zero primary sources [Figure]. isoglu.com. https://isoglu.com/insights/exhibits/isoglu-2026-a-vendor-page-invented-the-source-fig01/

BibTeX

@misc{isoglu-2026-a-vendor-page-invented-the-source-fig01,
  author = {Isoglu, Sinan},
  title = {{One hundred twenty-one citations, zero primary sources}},
  year = {2026},
  howpublished = {Figure 1, isoglu.com},
  url = {https://isoglu.com/insights/exhibits/isoglu-2026-a-vendor-page-invented-the-source-fig01/},
  note = {From the essay {A vendor page supplied one tested source path for the 5x retention rule}}
}

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<figure>
  <a href="https://isoglu.com/insights/exhibits/isoglu-2026-a-vendor-page-invented-the-source-fig01/">
    <img src="https://isoglu.com/social/isoglu-2026-a-vendor-page-invented-the-source-fig01.png" alt="Figure 1: One hundred twenty-one citations, zero primary sources" width="3200" height="2400">
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  <figcaption>Figure 1: One hundred twenty-one citations, zero primary sources. Source: The pair&#39;s replication package: responses.jsonl and the coding sheet, Q1 cell, twelve counted runs (per-run slots 3/2/2, 5/6/5, 10/12/18, 19/20/19; the German run excluded), recomputed against the shipped package 2026-08-19. Every run&#39;s source class coded tertiary: none produced a primary source.. <a href="https://isoglu.com/insights/exhibits/isoglu-2026-a-vendor-page-invented-the-source-fig01/">View exhibit</a>.</figcaption>
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