Pith Number

pith:O3UNT6VJ

pith:2025:O3UNT6VJADED62VUDGLIFD5NWW

not attested not anchored not stored refs pending

Enigme: Generative Text Puzzles for Evaluating Reasoning in Language Models

John Hawkins

arxiv:2505.04914 v1 · 2025-05-08 · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O3UNT6VJADED62VUDGLIFD5NWW}

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	2026-07-05T11:00:15.746623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76e8d9faa900c83f6ab41996828fadb58a84a890383b5f2fddefe8f9388b7e54

Aliases

arxiv: 2505.04914 · arxiv_version: 2505.04914v1 · doi: 10.48550/arxiv.2505.04914 · pith_short_12: O3UNT6VJADED · pith_short_16: O3UNT6VJADED62VU · pith_short_8: O3UNT6VJ

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/O3UNT6VJADED62VUDGLIFD5NWW \
  | 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: 76e8d9faa900c83f6ab41996828fadb58a84a890383b5f2fddefe8f9388b7e54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ee0245ecec6c3e3ca54d0706d017e0a4b9c46a587e4be200266837c60b75324",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-05-08T03:09:57Z",
    "title_canon_sha256": "e81b0b9064b12b190b91ae695b92f6cc13efa30a7d939df655516114d1f57a3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.04914",
    "kind": "arxiv",
    "version": 1
  }
}