Pith Number

pith:DXMTUAB7

pith:2025:DXMTUAB7JWG3IY667QBC5V2SPH

not attested not anchored not stored refs pending

Unified attacks to large language model watermarks: spoofing and scrubbing in unauthorized knowledge distillation

Liang He, Linlin Wang, Shunfan Zheng, Xiaoling Wang, Xin Yi, Yue Li

arxiv:2504.17480 v4 · 2025-04-24 · 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{DXMTUAB7JWG3IY667QBC5V2SPH}

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

1 paper in Pith

From Construction to Injection: Edit-Based Fingerprints for Large Language Models

Receipt and verification

First computed	2026-07-05T11:58:27.814183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1dd93a003f4d8db463defc022ed75279d2ba2bc685676f73995a6f0f3ef4d6ba

Aliases

arxiv: 2504.17480 · arxiv_version: 2504.17480v4 · doi: 10.48550/arxiv.2504.17480 · pith_short_12: DXMTUAB7JWG3 · pith_short_16: DXMTUAB7JWG3IY66 · pith_short_8: DXMTUAB7

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/DXMTUAB7JWG3IY667QBC5V2SPH \
  | 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: 1dd93a003f4d8db463defc022ed75279d2ba2bc685676f73995a6f0f3ef4d6ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc3386a05994f3a100f77b1aab9335544c707e7b8ff610162e02a1da8f388bad",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-04-24T12:15:46Z",
    "title_canon_sha256": "d99f55a12add56c7069a33714d07de1665934ac822998e089c27e1dd38826502"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.17480",
    "kind": "arxiv",
    "version": 4
  }
}