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 "provenance": {
  "authors": [
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  "construction": "In the literal common rank18 check space H of the public73/37/6 CSS parent, impose seven recorded coupled coefficient constraints. Select the recorded rank29 basis from permitted weight24 X/Y/Z words. The discovery used a partial cyclic graph followed by three hyperplanes; this source proof directly reconstructs the final subgroup from H and its seven literal constraints.",
  "references": [
   "https://qecdb.org/codes/672e147545661c824c3fba8b",
   "https://arxiv.org/abs/quant-ph/9910060",
   "https://arxiv.org/abs/quant-ph/9802061"
  ],
  "date": "2026-10-18",
  "notes": "Displayed presentation: maximum check weight 24, maximum qubit degree 12, 29 checks and total incidence 696.",
  "model": "GPT-6 Astra + GPT-6.1 Sol (recorded multi-agent configuration)"
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}