Pith Number

pith:6SIGV3V5

pith:2025:6SIGV3V5KNZRTFMQZYUREJ4LBV

not attested not anchored not stored refs pending

Bona fide Cross Testing Reveals Weak Spot in Audio Deepfake Detection Systems

Chi Hung Chi, Chin Yuen Kwok, Jia Qi Yip, Kwok Yan Lam, Zhen Qiu

arxiv:2509.09204 v1 · 2025-09-11 · cs.SD · cs.AI · 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{6SIGV3V5KNZRTFMQZYUREJ4LBV}

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	2026-07-05T12:09:31.575424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4906aeebd5373199590ce2912278b0d44429d840c8eba5261f0109fd94bc9a6

Aliases

arxiv: 2509.09204 · arxiv_version: 2509.09204v1 · doi: 10.48550/arxiv.2509.09204 · pith_short_12: 6SIGV3V5KNZR · pith_short_16: 6SIGV3V5KNZRTFMQ · pith_short_8: 6SIGV3V5

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/6SIGV3V5KNZRTFMQZYUREJ4LBV \
  | 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: f4906aeebd5373199590ce2912278b0d44429d840c8eba5261f0109fd94bc9a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c90cc3a72ee61ce62dc73472d9f5a3407ed3ceef7d3941ddf0b657be7838aba3",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2025-09-11T07:20:18Z",
    "title_canon_sha256": "ff3f3d8ace89081d93b16ce467be77267f4778518b157d6207109d6b1fa9ccda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.09204",
    "kind": "arxiv",
    "version": 1
  }
}