Pith Number

pith:TZEWO3XP

pith:2022:TZEWO3XPGR4BNCMGPLCQFBB2FX

not attested not anchored not stored refs pending

Watermarking Pre-trained Language Models with Backdooring

Chengsong Huang, Chenxi Gu, Cho-Jui Hsieh, Kai-Wei Chang, Xiaoqing Zheng

arxiv:2210.07543 v2 · 2022-10-14 · cs.CL · 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{TZEWO3XPGR4BNCMGPLCQFBB2FX}

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

Perturb and Recover: Fine-tuning for Effective Backdoor Removal from CLIP

Prompt2Fingerprint: Plug-and-Play LLM Fingerprinting via Text-to-Weight Generation

SWAN: Semantic Watermarking with Abstract Meaning Representation

Receipt and verification

First computed	2026-07-05T05:40:32.556170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e49676eef34781689867ac502843a2dfd2b7d5ed37c50ddee82ba6b35c0a362

Aliases

arxiv: 2210.07543 · arxiv_version: 2210.07543v2 · doi: 10.48550/arxiv.2210.07543 · pith_short_12: TZEWO3XPGR4B · pith_short_16: TZEWO3XPGR4BNCMG · pith_short_8: TZEWO3XP

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/TZEWO3XPGR4BNCMGPLCQFBB2FX \
  | 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: 9e49676eef34781689867ac502843a2dfd2b7d5ed37c50ddee82ba6b35c0a362

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "192f06cdb11a7d9355f2680252f4651411e4009a7c4d7e314b92e774be7b82ac",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-10-14T05:42:39Z",
    "title_canon_sha256": "b65b966330df294a6f7057a1cbec565975fdd8320a5f029f3a3c088999872080"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.07543",
    "kind": "arxiv",
    "version": 2
  }
}