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Quantum Error Correction Gets a Replayable Bug Witness

ConQEC combines concrete Pauli faults with symbolic repair paths to report the first divergent decoder or recovery stage.

Published Updated Story ID: mp-2026-10-25-018
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Summary

ConQEC combines concrete Pauli faults with symbolic repair paths to report the first divergent decoder or recovery stage.

ConQEC generates fault-syndrome-decoder-recovery traces instead of reporting only a final logical failure. On generated families and public artifacts reaching thousands of qubits, it found every seeded bug and returned a replay-valid witness. Seeded experimental cases do not establish completeness for all quantum-error-correction implementations.

Why it matters

ConQEC combines concrete Pauli faults with symbolic repair paths to report the first divergent decoder or recovery stage.

Limits and context

  • ConQEC generates fault-syndrome-decoder-recovery traces instead of reporting only a final logical failure.
  • Seeded experimental cases do not establish completeness for all quantum-error-correction implementations.

Key claims

  1. ConQEC combines concrete Pauli faults with symbolic repair paths to report the first divergent decoder or recovery stage.

    Qualification: ConQEC generates fault-syndrome-decoder-recovery traces instead of reporting only a final logical failure.

    Evidence: source-2026-10-25-020

Sources

  1. arXiv preprint 2610.31443, original v1arXiv · primary research

Corrections

No corrections have been recorded for this story.