{
  "abstract": "FINDING: Search returned no evidence of a \"Babylonian cotangent 2:1 ratio\" or sexagesimal harmonic octave mathematics; the query's target concept is absent from the retrieved corpus. | MATH: Only tangentially relevant item is BM 85200 no.6/no.7 and YBC 4669 B2 (cubic equations, Old Babylonian, sexagesimal). No cotangent tables, no 2:1 ratio, no octave-harmonic claim appears. | CONNECTION: None supported. Base-60 is present only as the ambient numeral system of the Babylonian cubics, not as a demonstrated harmonic/octave structure. | DEPTH: 1\n\nFINDING: The remaining four results are unrelated to ancient mathematics — two are GNU Octave software papers (biomedical signal processing; fractional optimal control), two are modern algebraic-geometry cotangent complexes (FW-cotangent bundle; Frobenius–Witt cotangent complex). | MATH: Octave ≠ octave. \"Cotangent\" here denotes the cotangent bundle/complex in algebraic geometry and the cotangent function in control theory — homonyms, not the trig\n\nAuthor: Andrew Stewart Caldin, Independent Researcher, UK. Part of the E8 Intelligence Research series. Platform: e8intelligence.com",
  "abstract_shown": true,
  "affiliations": [
    "Independent Researcher, United Kingdom"
  ],
  "article_type": null,
  "arxiv": null,
  "author_total": 1,
  "authors": [
    {
      "affs": [
        0
      ],
      "name": "Andrew Stewart Caldin"
    }
  ],
  "bibtex": "https://research.draconitic.com/paper/458c4cpzj753f.bib",
  "cited_by": 0,
  "doi": "10.5281/zenodo.23659066",
  "fulltext_url": null,
  "id": "458c4cpzj753f",
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  "landing_url": "https://zenodo.org/records/23659066",
  "language": "eng",
  "licence": "CC-BY-4.0",
  "licence_label": "CC BY 4.0",
  "licence_source": "article",
  "licence_url": "https://creativecommons.org/licenses/by/4.0/",
  "metadata_licence": null,
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  "pmid": null,
  "published": "2026-10-26",
  "publisher": null,
  "ris": "https://research.draconitic.com/paper/458c4cpzj753f.ris",
  "sources": [
    {
      "first_seen": "2026-11-09T12:21:29Z",
      "native_id": "23659066",
      "source": "zenodo",
      "url": "https://zenodo.org/records/23659066"
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  ],
  "subjects": [],
  "title": "No Evidence for Babylonian Cotangent 2:1 Ratio or Sexagesimal Octave Harmonics — E8 Intelligence Research",
  "title_text": "No Evidence for Babylonian Cotangent 2:1 Ratio or Sexagesimal Octave Harmonics — E8 Intelligence Research",
  "type": "preprint",
  "updated_at": "2026-11-09T12:21:29Z",
  "url": "https://research.draconitic.com/paper/458c4cpzj753f",
  "venue": "Zenodo",
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}