Pith Number

pith:Z2NJ3VBQ

pith:2025:Z2NJ3VBQYW5HVO62DC2AKH2HAQ

not attested not anchored not stored refs pending

Few-shot LLM Synthetic Data with Distribution Matching

Chuhan Wu, Jiyuan Ren, Qinglin Jia, Sunhao Dai, Zhaocheng Du, Zhenhua Dong, Zhihao Wen

arxiv:2502.08661 v2 · 2025-02-09 · 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{Z2NJ3VBQYW5HVO62DC2AKH2HAQ}

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	2026-07-05T10:14:51.348357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce9a9dd430c5ba7abbda18b4051f4704057cc4e72c1a9c497dee7452463b6d52

Aliases

arxiv: 2502.08661 · arxiv_version: 2502.08661v2 · doi: 10.48550/arxiv.2502.08661 · pith_short_12: Z2NJ3VBQYW5H · pith_short_16: Z2NJ3VBQYW5HVO62 · pith_short_8: Z2NJ3VBQ

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/Z2NJ3VBQYW5HVO62DC2AKH2HAQ \
  | 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: ce9a9dd430c5ba7abbda18b4051f4704057cc4e72c1a9c497dee7452463b6d52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce8c15c9c686355b2a65a87fca1a8c25645f577eb6b4e66e6cc5c4fc5e311870",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-02-09T16:43:32Z",
    "title_canon_sha256": "ef651004480664d15d280d9729354cd0c400118ab30e2d64cefb58701bd521f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08661",
    "kind": "arxiv",
    "version": 2
  }
}