Pith Number

pith:C4GYXK5S

pith:2024:C4GYXK5SV6R6HYP6Z34RA56DLH

not attested not anchored not stored refs pending

Double-I Watermark: Protecting Model Copyright for LLM Fine-tuning

Jinyang Gao, Lan Zhang, Liuyi Yao, Shen Li, Yaliang Li

arxiv:2402.14883 v3 · 2024-02-22 · cs.CR · cs.AI · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C4GYXK5SV6R6HYP6Z34RA56DLH}

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

4 papers in Pith

R-CoT: A Reasoning-Layer Watermark via Redundant Chain-of-Thought in Large Language Models

SIF: Semantically In-Distribution Fingerprints for Large Vision-Language Models

VertMark: A Unified Training-Free Robust Watermarking Framework for Vertical Domain Pre-trained Language Models

Receipt and verification

First computed	2026-07-05T08:27:46.516346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

170d8babb2afa3e3e1fecef91077c359f88103113e8c4bae221d2db9c0aa866d

Aliases

arxiv: 2402.14883 · arxiv_version: 2402.14883v3 · doi: 10.48550/arxiv.2402.14883 · pith_short_12: C4GYXK5SV6R6 · pith_short_16: C4GYXK5SV6R6HYP6 · pith_short_8: C4GYXK5S

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/C4GYXK5SV6R6HYP6Z34RA56DLH \
  | 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: 170d8babb2afa3e3e1fecef91077c359f88103113e8c4bae221d2db9c0aa866d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "352bb18d08074df5ce536547b200fe520cdb7ec68267a700db6bf76726ea4694",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2024-02-22T04:55:14Z",
    "title_canon_sha256": "38d8e2dcaf2a831b3fcc471d997a5feb2e35782a0628847e0a11700264543bd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.14883",
    "kind": "arxiv",
    "version": 3
  }
}