Pith Number

pith:PGKQUGQL

pith:2025:PGKQUGQLU7ROQR76FZW25NP22R

not attested not anchored not stored refs pending

BadLingual: A Novel Lingual-Backdoor Attack against Large Language Models

Guowen Xu, Hongwei Li, Kangjie Chen, Qingchuan Zhao, Rui Zhang, Tianwei Zhang, Wenbo Jiang, Zihan Wang

arxiv:2505.03501 v1 · 2025-05-06 · cs.CR · 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{PGKQUGQLU7ROQR76FZW25NP22R}

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

Security in the Fine-Tuning Lifecycle of Large Language Models: Threats, Defenses,Evaluation, and Future Directions

Receipt and verification

First computed	2026-07-05T10:59:17.160434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79950a1a0ba7e2e847fe2e6daeb5fad4668326c7d12464453c855b36468dc6a3

Aliases

arxiv: 2505.03501 · arxiv_version: 2505.03501v1 · doi: 10.48550/arxiv.2505.03501 · pith_short_12: PGKQUGQLU7RO · pith_short_16: PGKQUGQLU7ROQR76 · pith_short_8: PGKQUGQL

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/PGKQUGQLU7ROQR76FZW25NP22R \
  | 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: 79950a1a0ba7e2e847fe2e6daeb5fad4668326c7d12464453c855b36468dc6a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55842d0fbf533be44c1f84d02242da537ed978807e1d91232a34537997e5b921",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-05-06T13:07:57Z",
    "title_canon_sha256": "6f2577e08158f2a85bff3621e432b8bf8caaf59af77e77f2b36c77cc1570388f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.03501",
    "kind": "arxiv",
    "version": 1
  }
}