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The Program Planned Its Proof Before Writing Either

P3 develops code and a machine-checkable correctness argument from one shared plan.

Published Updated Story ID: mp-2026-08-11-026
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Summary

P3 develops code and a machine-checkable correctness argument from one shared plan.

Verified code generation often writes a program first and then struggles to prove it, creating brittle repair loops. P3 instead derives a unified program-and-proof plan from the formal specification, then elaborates implementation and proof scaffolding together. The authors report improved results on formal-programming tasks, but the workflow remains model- and benchmark-dependent. A verifier can check the encoded specification; it cannot guarantee that the specification captured every real requirement.

Why it matters

P3 develops code and a machine-checkable correctness argument from one shared plan.

Limits and context

  • A verifier can check the encoded specification; it cannot guarantee that the specification captured every real requirement.

Key claims

  1. P3 develops code and a machine-checkable correctness argument from one shared plan.

    Qualification: A verifier can check the encoded specification; it cannot guarantee that the specification captured every real requirement.

    Evidence: source-2026-08-11-015

Sources

  1. arXiv preprint 2608.09277arXiv · primary research

Corrections

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