ARITHMETIC CONNECTOME — REVIEW NOTES Manuscript: Spectral bounds for the number of Robin candidates Snapshot: circulation draft, 15 September 2026; source base f8bb5b6 Reviewer name (optional): Section / equation: Finding type: correctness / imported hypothesis / prior result / presentation Finding and supporting derivation: Suggested correction or exact reference: Scope checked: Steps not checked: A full review is not required. A precise objection or prior-result reference is useful. Contact: research@arithmeticconnectome.com