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 "provenance": {
  "authors": [
   "Liangdong Lu",
   "Guanmin Guo",
   "Yang Liu",
   "Ruipan Yang",
   "@mathysrennela"
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  "construction": "Cyclic bicycle over F_2[Z_27], with circulant supports a=[0, 1, 2, 3, 4, 5, 6, 8, 25] and b=[0, 1, 3, 5, 6, 8, 11, 22, 25], from Table III of arXiv:2608.09115v1.",
  "references": [
   "arXiv:2608.09115"
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  "date": "2026-08-10",
  "notes": "The paper reports exact d=6. This staged record keeps the repository's witness-backed distance evidence as upper_bound until trusted certification.",
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  "origin": "submission",
  "novelty": "known_parameters"
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}