Pith Number

pith:QVZ24Y7Z

pith:2020:QVZ24Y7Z2T7NHEPUFEFOK5CSTO

not attested not anchored not stored refs pending

CelebA-Spoof: Large-Scale Face Anti-Spoofing Dataset with Rich Annotations

Guojun Yin, Jing Shao, Junjie Yan, Yidong Li, Yuanhan Zhang, Zhenfei Yin, Ziwei Liu

arxiv:2007.12342 v3 · 2020-07-24 · 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{QVZ24Y7Z2T7NHEPUFEFOK5CSTO}

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	2026-07-05T01:24:02.524039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8573ae63f9d4fed391f4290ae574529b87ff6142744c157bad5d8d7478a9108a

Aliases

arxiv: 2007.12342 · arxiv_version: 2007.12342v3 · doi: 10.48550/arxiv.2007.12342 · pith_short_12: QVZ24Y7Z2T7N · pith_short_16: QVZ24Y7Z2T7NHEPU · pith_short_8: QVZ24Y7Z

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/QVZ24Y7Z2T7NHEPUFEFOK5CSTO \
  | 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: 8573ae63f9d4fed391f4290ae574529b87ff6142744c157bad5d8d7478a9108a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e07c879be91deb4d3b2370d7e3ff1012e46dfa70e75ce8ae78b634a8f23541c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-07-24T04:28:29Z",
    "title_canon_sha256": "66ac3c457d488571a430a0535970fe177692b0adaaa35beba70bf3f8110cd657"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.12342",
    "kind": "arxiv",
    "version": 3
  }
}