Pith Number

pith:CU32QHAK

pith:2025:CU32QHAKNLWYHRHDIT7BI6NNJO

not attested not anchored not stored refs pending

Backdoor Samples Detection Based on Perturbation Discrepancy Consistency in Pre-trained Language Models

Guojun Peng, Jianming Fu, Lixin Zou, Li Zheng, Yanzhen Ren, Zuquan Peng

arxiv:2509.05318 v1 · 2025-08-30 · cs.CR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CU32QHAKNLWYHRHDIT7BI6NNJO}

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.

Receipt and verification

First computed	2026-07-05T12:05:44.835943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1537a81c0a6aed83c4e344fe1479ad4b9300d9ae4e794dd231310c4c25ba9e48

Aliases

arxiv: 2509.05318 · arxiv_version: 2509.05318v1 · doi: 10.48550/arxiv.2509.05318 · pith_short_12: CU32QHAKNLWY · pith_short_16: CU32QHAKNLWYHRHD · pith_short_8: CU32QHAK

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/CU32QHAKNLWYHRHDIT7BI6NNJO \
  | 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: 1537a81c0a6aed83c4e344fe1479ad4b9300d9ae4e794dd231310c4c25ba9e48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b03a589c2e317c2e08c25110cb7d2bd2ba0a1f72690f3d7d3b36c8f17ec3004f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-08-30T06:35:32Z",
    "title_canon_sha256": "5c1bef6a1928bf8857042ad44d09af0cf18eacd383bfa2c7466e8f54ef2b1abb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.05318",
    "kind": "arxiv",
    "version": 1
  }
}