Pith Number

pith:YDZZCMWZ

pith:2025:YDZZCMWZG6ZVLLAIISU2THWIUA

not attested not anchored not stored refs pending

CO-SPY: Combining Semantic and Pixel Features to Detect Synthetic Images by AI

Lingjuan Lyu, Siyuan Cheng, Vikash Sehwag, Xiangyu Zhang, Zhenting Wang

arxiv:2503.18286 v1 · 2025-03-24 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YDZZCMWZG6ZVLLAIISU2THWIUA}

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	2026-07-05T10:38:06.800377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0f39132d937b355ac0844a9a99ec8a02bfb7cd83dcffbb4c7d5134febaafdae

Aliases

arxiv: 2503.18286 · arxiv_version: 2503.18286v1 · doi: 10.48550/arxiv.2503.18286 · pith_short_12: YDZZCMWZG6ZV · pith_short_16: YDZZCMWZG6ZVLLAI · pith_short_8: YDZZCMWZ

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/YDZZCMWZG6ZVLLAIISU2THWIUA \
  | 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: c0f39132d937b355ac0844a9a99ec8a02bfb7cd83dcffbb4c7d5134febaafdae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5185b09804b6b2af81df80886661b515116f2c1a1c0d6350518b0a06de0d1c9b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-03-24T01:59:29Z",
    "title_canon_sha256": "443291db319eefaf47f1fd94e55913f78b624298e10e62939559f413394b514a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.18286",
    "kind": "arxiv",
    "version": 1
  }
}