Pith Number

pith:2WLTCE2R

pith:2026:2WLTCE2RKPAALNFZHUUXBLCN2D

not attested not anchored not stored refs pending

Nanbeige4.2-3B: Unlocking Agentic Capabilities in a Compact Mode

Chengrui Huang, Fufeng Lan, Hanhui Chen, Hao Zhou, Huatong Song, Jiaqi Cao, Jiaying Zhu, Jinlin Niu, Kai Wang, Lisheng Huang, Nanbeige Lab: Chen Yang, Qiliang Liang, Ran Le, Ruixiang Feng, Shuang Sun, Tao Gu, Tao Zhang, Tianyu Luo, Yang Song, Yuntao Wen, Yun Xing, Ziyao Xu, Zongchao Chen, Zongqiang Li

arxiv:2607.22083 v1 · 2026-07-24 · 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{2WLTCE2RKPAALNFZHUUXBLCN2D}

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	2026-07-27T01:20:47.363360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d59731135153c005b4b93d2970ac4dd0e5b6f14f7cab114b4c5d2baf8d7000df

Aliases

arxiv: 2607.22083 · arxiv_version: 2607.22083v1 · doi: 10.48550/arxiv.2607.22083 · pith_short_12: 2WLTCE2RKPAA · pith_short_16: 2WLTCE2RKPAALNFZ · pith_short_8: 2WLTCE2R

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/2WLTCE2RKPAALNFZHUUXBLCN2D \
  | 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: d59731135153c005b4b93d2970ac4dd0e5b6f14f7cab114b4c5d2baf8d7000df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8530ea5f3446b91ef9016964e59fafab54185a4a26660340a672bd680dbb623e",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-24T08:33:26Z",
    "title_canon_sha256": "9c4a28f728ea01709017710296055f7073fb36e875ef9e342476a10206e58964"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22083",
    "kind": "arxiv",
    "version": 1
  }
}