Pith Number

pith:NYQSMHTS

pith:2024:NYQSMHTS67MEWLIJRJIGS5UY4Z

not attested not anchored not stored refs pending

Here's a Free Lunch: Sanitizing Backdoored Models with Model Merge

Ansh Arora, Mark Dras, Maximilian Mozes, Qiongkai Xu, Srinibas Swain, Xuanli He

arxiv:2402.19334 v2 · 2024-02-29 · 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{NYQSMHTS67MEWLIJRJIGS5UY4Z}

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

BackFlush: Knowledge-Free Backdoor Detection and Elimination with Watermark Preservation in Large Language Models

Receipt and verification

First computed	2026-07-05T08:26:20.779622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e21261e72f7d84b2d098a50697698e6540739faadf3ac470f4991fd4b79cea1

Aliases

arxiv: 2402.19334 · arxiv_version: 2402.19334v2 · doi: 10.48550/arxiv.2402.19334 · pith_short_12: NYQSMHTS67ME · pith_short_16: NYQSMHTS67MEWLIJ · pith_short_8: NYQSMHTS

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/NYQSMHTS67MEWLIJRJIGS5UY4Z \
  | 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: 6e21261e72f7d84b2d098a50697698e6540739faadf3ac470f4991fd4b79cea1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "973cb2343ec2a936f2f69bdea833d0a3303eb1868873e87cd09ff3c783476dc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-02-29T16:37:08Z",
    "title_canon_sha256": "e4dfe1cd16b06fd4ab26ca21c6fc9a4d97f45b268dbdb09b802bce78f5b20cbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.19334",
    "kind": "arxiv",
    "version": 2
  }
}