OpenAI reports an étale cover with prescribed exterior and disk degrees

For a smooth proper hyperbolic curve over an algebraic closure of a p-adic local field and finitely many disjoint sufficiently small open disks, there is one connected finite étale cover with a component mapping isomorphically onto the entire disk exterior and every component above each disk having degree divisible by p.

Sources for this record

What was already known

Tamagawa and Lepage obtained resolution covers in specific model settings, and Mochizuki–Tsujimura placed positive-genus stable components above prescribed points for arbitrary hyperbolic p-adic curves. The additional requirement here is to impose the exterior sheet and all disk-degree conditions simultaneously on one cover (manuscript introduction, pp. 1–2).

AI involvement AI-led

OpenAI credits itself as manuscript author and states that its internal frontier model produced the results in this release. Individual human input is not detailed enough to establish task-only autonomy.

OpenAI is named as author on the manuscript, and its release attributes the results to an internal frontier model. The individual human input is not detailed enough to establish autonomy.

Importance Notable

Gives a simultaneous covering construction useful in p-adic anabelian geometry beyond earlier one-point resolution-cover statements.

Limitations

The disks must satisfy the stated local-coordinate and radius conditions, and the exterior must be nonempty with an algebraic point. This construction alone is not the full local p-adic section conjecture.

Technical verification Reported

Reported is the default when evidence for a higher level is insufficient. The OpenAI-authored manuscript reports and argues the result, but the reviewed sources do not document a completed check of the full assessed claim.

Human understanding Few

Few is the default when evidence for a higher level is insufficient. No named person is documented as explaining the central argument for this assessed contribution.

Correction and publication history

2026-10-18 · publication

Primary manuscript, attribution, and prior-work review for non-notifying local inclusion.

Read this published revision