Pith Number

pith:RM2K7CQQ

pith:2025:RM2K7CQQMBUL6DGMY6P3OOUZM2

not attested not anchored not stored refs pending

Towards Generalizable Deepfake Detection with Spatial-Frequency Collaborative Learning and Hierarchical Cross-Modal Fusion

Mengyu Qiao, Runze Tian, Yang Wang

arxiv:2504.17223 v1 · 2025-04-24 · 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{RM2K7CQQMBUL6DGMY6P3OOUZM2}

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	2026-07-05T10:53:24.584993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b34af8a106068bf0cccc79fb73a996690f55dc5d3d06ea40e8676efea2d1278

Aliases

arxiv: 2504.17223 · arxiv_version: 2504.17223v1 · doi: 10.48550/arxiv.2504.17223 · pith_short_12: RM2K7CQQMBUL · pith_short_16: RM2K7CQQMBUL6DGM · pith_short_8: RM2K7CQQ

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/RM2K7CQQMBUL6DGMY6P3OOUZM2 \
  | 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: 8b34af8a106068bf0cccc79fb73a996690f55dc5d3d06ea40e8676efea2d1278

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9a272fbe232596fdd3a31442cbe43d7b72dd75654904a83e7203427f9791472",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-24T03:23:35Z",
    "title_canon_sha256": "f3329ef8d535fd487041ba9974a9686542318f5091bc72c94a1fd388e4c3459e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.17223",
    "kind": "arxiv",
    "version": 1
  }
}