Pith Number

pith:3X6HCVDM

pith:2026:3X6HCVDMLG2Y4TSOXCQY7PVEEY

not attested not anchored not stored refs pending

LemmaBench: A Live, Research-Level Benchmark to Evaluate LLM Capabilities in Mathematics

Amaury Hayat, Antoine Peyronnet, Fabian Gloeckle

arxiv:2602.24173 v2 · 2026-02-27 · 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{3X6HCVDMLG2Y4TSOXCQY7PVEEY}

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.

Cited by

3 papers in Pith

Not All Proofs Are Equal: Evaluating LLM Proof Quality Beyond Correctness

Matlas: A Semantic Search Engine for Mathematics

Receipt and verification

First computed	2026-06-23T03:13:54.868408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddfc71546c59b58e4e4eb8a18fbea426389dfe32bda3ac6a1742cbe979bb1998

Aliases

arxiv: 2602.24173 · arxiv_version: 2602.24173v2 · doi: 10.48550/arxiv.2602.24173 · pith_short_12: 3X6HCVDMLG2Y · pith_short_16: 3X6HCVDMLG2Y4TSO · pith_short_8: 3X6HCVDM

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/3X6HCVDMLG2Y4TSOXCQY7PVEEY \
  | 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: ddfc71546c59b58e4e4eb8a18fbea426389dfe32bda3ac6a1742cbe979bb1998

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4345d3ecad4f88d508b1398a9bb027556d0667679b12c2a1638abd595bbf1771",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-02-27T16:52:52Z",
    "title_canon_sha256": "c1eefae64a663a692bd4767b3aa27c0fa66dccf486113c24f0860ff5ab75b8cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.24173",
    "kind": "arxiv",
    "version": 2
  }
}