Pith Number

pith:YQWLNKAL

pith:2025:YQWLNKAL7USU2S437CKXWN7PND

not attested not anchored not stored refs pending

Meta-R1: Empowering Large Reasoning Models with Metacognition

Guojie Song, Haonan Dong, Haoran Ye, Kehan Jiang, Wenhao Zhu

arxiv:2508.17291 v1 · 2025-08-24 · 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{YQWLNKAL7USU2S437CKXWN7PND}

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	2026-07-05T11:58:39.275696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c42cb6a80bfd254d4b9bf8957b37ef68f237c569b3a6a0425d56e530ad7cc873

Aliases

arxiv: 2508.17291 · arxiv_version: 2508.17291v1 · doi: 10.48550/arxiv.2508.17291 · pith_short_12: YQWLNKAL7USU · pith_short_16: YQWLNKAL7USU2S43 · pith_short_8: YQWLNKAL

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/YQWLNKAL7USU2S437CKXWN7PND \
  | 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: c42cb6a80bfd254d4b9bf8957b37ef68f237c569b3a6a0425d56e530ad7cc873

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6691c54eb377ed9a0c6214a769edb1c1f1fcc41a45915d76f74b68d18e3315a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-08-24T10:36:36Z",
    "title_canon_sha256": "a246c7e1d9dbbc2cf26b35e686925b8249e128fab58aac19778d4767652e01cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.17291",
    "kind": "arxiv",
    "version": 1
  }
}