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Rigidity-slope audit — v2.0.4

This page anchors the rigidity-slope audit: the check that the spectral rigidity Δ₃(L) of the AB-cloud spectrum grows with the slope predicted for the GUE universality class, rather than the Poisson expectation.

What is checked

  • The measured slope of Δ₃(L) over the accessible L range, with a confidence interval, in the main suite (Test 7 of code/ab_cloud_full.jl).
  • A bootstrap re-estimation of the same slope (suite Test 9), so the headline number does not rest on a single estimator.
  • The full Δ₃(L) curve itself, plotted against the GUE reference.

Where the artifacts are

Reproduce it yourself

The dashboard's Live ζ statistics tab computes the number variance Σ²(L) and the rigidity Δ₃(L) of the first 50,000 Odlyzko zeros directly in your browser — no installation needed — and the verification package re-implements the same diagnostics in ten languages.