Pith Number

pith:4LMYOX3A

pith:2021:4LMYOX3ABJSJUC6YEDKDSPXZSC

not attested not anchored not stored refs pending

Exposing Deepfake with Pixel-wise AR and PPG Correlation from Faint Signals

Jun Yang, Maoyu Mao

arxiv:2110.15561 v1 · 2021-10-29 · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4LMYOX3ABJSJUC6YEDKDSPXZSC}

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	2026-07-05T03:27:11.169902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2d9875f600a649a0bd820d4393ef9908986d41ea411d1ec424d5b286ed9bb8a

Aliases

arxiv: 2110.15561 · arxiv_version: 2110.15561v1 · doi: 10.48550/arxiv.2110.15561 · pith_short_12: 4LMYOX3ABJSJ · pith_short_16: 4LMYOX3ABJSJUC6Y · pith_short_8: 4LMYOX3A

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/4LMYOX3ABJSJUC6YEDKDSPXZSC \
  | 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: e2d9875f600a649a0bd820d4393ef9908986d41ea411d1ec424d5b286ed9bb8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5462094d3d54733c959401e011079f52c2ad9bea9122cc1f2b8af0ab45294b2",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-10-29T06:05:52Z",
    "title_canon_sha256": "a32fb6c89d415e5a5edba86477c93cef40cb10d31f43b7cddd439e6c7cead37b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.15561",
    "kind": "arxiv",
    "version": 1
  }
}