Pith Number

pith:3PSJZFMV

pith:2024:3PSJZFMVSL3XIMYCO3CF26LOOV

not attested not anchored not stored refs pending

CodeIP: A Grammar-Guided Multi-Bit Watermark for Large Language Models of Code

Batu Guan, Hongyu Zhang, Lichao Sun, Pan Zhou, Yao Wan, Zhangqian Bi, Zheng Wang

arxiv:2404.15639 v3 · 2024-04-24 · 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{3PSJZFMVSL3XIMYCO3CF26LOOV}

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.

Cited by

2 papers in Pith

Bridging Generation and Training: A Systematic Review of Quality Issues in LLMs for Code

MATRIX: Multi-Layer Code Watermarking via Dual-Channel Constrained Parity-Check Encoding

Receipt and verification

First computed	2026-07-05T09:55:09.157229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbe49c959592f774330276c45d796e7564445357e4875975dda51b526f6268b8

Aliases

arxiv: 2404.15639 · arxiv_version: 2404.15639v3 · doi: 10.48550/arxiv.2404.15639 · pith_short_12: 3PSJZFMVSL3X · pith_short_16: 3PSJZFMVSL3XIMYC · pith_short_8: 3PSJZFMV

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/3PSJZFMVSL3XIMYCO3CF26LOOV \
  | 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: dbe49c959592f774330276c45d796e7564445357e4875975dda51b526f6268b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9a75eaa97c53dee8b6d91d5a19efe1d448db99282ffcc60a22078a219039432",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-04-24T04:25:04Z",
    "title_canon_sha256": "216c0c412775f6b27bd42164e077db1f9aae6378f52166b96b5efd1d89de515e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.15639",
    "kind": "arxiv",
    "version": 3
  }
}