Pith Number

pith:BRXQF3ML

pith:2025:BRXQF3MLLAJ3MLAPGA2KGKB4LT

not attested not anchored not stored refs pending

The Art of Hide and Seek: Making Pickle-Based Model Supply Chain Poisoning Stealthy Again

Guozhu Meng, Kai Chen, Peng Zhou, Shuaiyin Yao, Tong Liu, Zizhuang Deng

arxiv:2508.19774 v1 · 2025-08-27 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BRXQF3MLLAJ3MLAPGA2KGKB4LT}

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

PickleFuzzer: A Case Study in Fuzzing for Discrepancies Between Python Pickle Implementations

MEASER: Malware embedding attacks on open-source LLMs

Receipt and verification

First computed	2026-07-05T12:00:17.562863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c6f02ed8b5813b62c0f3034a3283c5cf8fbc5f3cf3a9dc9788aeb23be2b21a6

Aliases

arxiv: 2508.19774 · arxiv_version: 2508.19774v1 · doi: 10.48550/arxiv.2508.19774 · pith_short_12: BRXQF3MLLAJ3 · pith_short_16: BRXQF3MLLAJ3MLAP · pith_short_8: BRXQF3ML

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/BRXQF3MLLAJ3MLAPGA2KGKB4LT \
  | 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: 0c6f02ed8b5813b62c0f3034a3283c5cf8fbc5f3cf3a9dc9788aeb23be2b21a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4337f1c6bf49fbbd68b8eba78f94c71701eeb0e9aeebe6946b201a727c9d5ae4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-08-27T10:59:34Z",
    "title_canon_sha256": "eb9890785a57c4f7ea4ecb682e16609032a0e0f61b53b4a23cf4fd9e385f7d78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.19774",
    "kind": "arxiv",
    "version": 1
  }
}