DEV-MODE auth (username + password, local only) · GitHub live mode
PProofGardenLean Judge
Nat add zero

Submission cmpgy3pe

by alice·5/22/2026, 2:18:27 PM
GitHub failed
Proof body (as submitted)
theorem not_answer (n : Nat) : n + 0 = n := Nat.add_zero n
proof_body_hash: f299ae7f1f1f943754570c09dc432c0379647c0d3cca7a8446d4b1c7085615d9
Generated Lean file

What the judge actually compiles

-- AUTO-GENERATED by ProofGarden Lean Judge. Do not edit by hand.
-- Challenge: C0001
-- Submission: cmpgy3pez0001z2fxssmpjki0

import ProofGarden.Challenges.C0001.Statement
import Mathlib

namespace ProofGarden.Challenges.C0001.Submissions.Submission_cmpgy3pez0001z2fxssmpjki0

-- ┌── USER SUBMISSION BODY (verbatim) ─────────────────────
theorem not_answer (n : Nat) : n + 0 = n := Nat.add_zero n
-- └── USER SUBMISSION BODY END ────────────────────────────

/-- App-appended type check. Refuses to compile unless
    `answer` has type `∀ (n : Nat), n + 0 = n`. -/
def solution_target : ∀ (n : Nat), n + 0 = n := answer

#print axioms solution_target

end ProofGarden.Challenges.C0001.Submissions.Submission_cmpgy3pez0001z2fxssmpjki0
file_hash (recomputed): 774ee962be556054746582d0d35bc61092fa10d740af82c3116a5ee44ac65a3e ✗ DOES NOT match stored hash
GitHub
Branchsubmission/cmpgy3pez0001z2fxssmpjki0
Commit SHA904667b58dadb9d532932893078cb9fb94e5fb14
Workflow runhttps://github.com/ryendo/proofgarden-judge/actions/runs/26290144441
PR #