Pith Number

pith:2FUKPHJK

pith:2026:2FUKPHJKSQNLAKVQA36QLITKZN

not attested not anchored not stored refs pending

Faults in Our Formal Benchmarking: Dataset Defects and Evaluation Failures in Lean Theorem Proving

Pawan Sasanka Ammanamanchi, Siddharth Bhat, Stella Biderman

arxiv:2606.29493 v1 · 2026-06-28 · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FUKPHJKSQNLAKVQA36QLITKZN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-06-30T01:18:08.914938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d168a79d2a941ab02ab006fd05a26acb5ce63b3406743192b4e3a2e054c06b34

Aliases

arxiv: 2606.29493 · arxiv_version: 2606.29493v1 · doi: 10.48550/arxiv.2606.29493 · pith_short_12: 2FUKPHJKSQNL · pith_short_16: 2FUKPHJKSQNLAKVQ · pith_short_8: 2FUKPHJK

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2FUKPHJKSQNLAKVQA36QLITKZN \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d168a79d2a941ab02ab006fd05a26acb5ce63b3406743192b4e3a2e054c06b34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6b2922d4d9f0af0ee1845d50b328e4bb7385d2d63b8505233ecb9bd0c760b31",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-28T16:46:36Z",
    "title_canon_sha256": "3770977b9a2f510cbc05bd9284037807c6dac18b5d671b3e81f42c3a50847c16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29493",
    "kind": "arxiv",
    "version": 1
  }
}