Corroboration · RSA records, claims graded since 2026

The Factoring Claims Register

Successor to the RSA Factoring Challenge (1991-2007)

Live graded claim

Tian Xue and Jacob P. Covey

The recorded claim and the decisive class gate, without a judgment of the claimant.

Claim summary

Gate applied

Include memory, interconnect rate, measurement time, per-shot runtime and expected repetitions in the all-in resource account.

Read the full C4 gate.

Verdict basis

Class status

estimate-not-demonstration

This literal status is the class gate’s evidential verdict. It is not collapsed with the other live statuses and it is not a judgment of the claimant.

As of 26 July 2026.

Provenance labels

These are the record’s plain research-reference labels. They are not links and are never expanded into guessed URLs.

Cite this dossier

The Factoring Claims Register, quantum-c2q43-modular-half-million, as of 2026-07-26.

@misc{factoring-register-quantum-c2q43-modular-half-million-2026,
  title = {The Factoring Claims Register: Tian Xue and Jacob P. Covey},
  author = {{The Factoring Claims Register}},
  note = {quantum-c2q43-modular-half-million; as of 2026-07-26}
}

Dossier timeline

No post-seed journal events are recorded for this dossier.