Pith Number

pith:2WCC3KF6

pith:2026:2WCC3KF6AREIWIG2BE7QEO73SM

not attested not anchored not stored refs pending

Hallucinations on the Board: Tool-Augmented Evaluation of LLM Chess Commentary

Peiyao Sheng, Pramod Viswanath, S. Ashwin Hebbar, Sewoong Oh

arxiv:2608.04240 v1 · 2026-08-04 · cs.CL · 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{2WCC3KF6AREIWIG2BE7QEO73SM}

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	2026-08-06T01:31:44.027697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5842da8be04488b20da093f023bfb933cf1d45c7b652c46516548cc6ee30b39

Aliases

arxiv: 2608.04240 · arxiv_version: 2608.04240v1 · doi: 10.48550/arxiv.2608.04240 · pith_short_12: 2WCC3KF6AREI · pith_short_16: 2WCC3KF6AREIWIG2 · pith_short_8: 2WCC3KF6

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/2WCC3KF6AREIWIG2BE7QEO73SM \
  | 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: d5842da8be04488b20da093f023bfb933cf1d45c7b652c46516548cc6ee30b39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0aa54056eb47dd7e4febfb5217780a359cc81d324ca0cbb9ee5ae0d9ad5efc6e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-08-04T21:31:01Z",
    "title_canon_sha256": "371aa93e9e951fafe2bc3c2d60d05297c0acdd75f7734587e170f7798f8397cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.04240",
    "kind": "arxiv",
    "version": 1
  }
}