Pith Number

pith:CSUPSQGM

pith:2021:CSUPSQGMWDZ3M4NESMAPZBU73B

not attested not anchored not stored refs pending

CMUA-Watermark: A Cross-Model Universal Adversarial Watermark for Combating Deepfakes

Hao Huang, Jingdong Chen, Kai-Kuang Ma, Wei Chu, Weisi Lin, Yongtao Wang, Yuheng Li, Yuze Zhang, Zhaoyu Chen, Zhi Tang

arxiv:2105.10872 v2 · 2021-05-23 · cs.CV · 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{CSUPSQGMWDZ3M4NESMAPZBU73B}

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	2026-07-05T03:40:35.979058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14a8f940ccb0f3b671a49300fc869fd85467b8967fdcd55ad3886961f6cba796

Aliases

arxiv: 2105.10872 · arxiv_version: 2105.10872v2 · doi: 10.48550/arxiv.2105.10872 · pith_short_12: CSUPSQGMWDZ3 · pith_short_16: CSUPSQGMWDZ3M4NE · pith_short_8: CSUPSQGM

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/CSUPSQGMWDZ3M4NESMAPZBU73B \
  | 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: 14a8f940ccb0f3b671a49300fc869fd85467b8967fdcd55ad3886961f6cba796

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b607ad2f400d18edfbd62ad153b536aef5aedaa459cee19b5aeae0e153989776",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-05-23T07:28:36Z",
    "title_canon_sha256": "e10632118eb9da478376474323df497068745d03e38947144488d2239628739b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.10872",
    "kind": "arxiv",
    "version": 2
  }
}