Pith Number

pith:JD2QPQGK

pith:2019:JD2QPQGKXE74CD3STDRI4P6NH3

not attested not anchored not stored refs pending

Cartoon Face Recognition: A Benchmark Dataset

He Yan, Jia Li, Junhui Liu, Mengyuan Ren, Xiangju Lu, Yifan Zhao, Yi Zheng

arxiv:1907.13394 v3 · 2019-07-31 · 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{JD2QPQGKXE74CD3STDRI4P6NH3}

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	2026-07-05T01:13:53.870830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48f507c0cab93fc10f7298e28e3fcd3eeec8552759bb62844ac4290add71a322

Aliases

arxiv: 1907.13394 · arxiv_version: 1907.13394v3 · doi: 10.48550/arxiv.1907.13394 · pith_short_12: JD2QPQGKXE74 · pith_short_16: JD2QPQGKXE74CD3S · pith_short_8: JD2QPQGK

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/JD2QPQGKXE74CD3STDRI4P6NH3 \
  | 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: 48f507c0cab93fc10f7298e28e3fcd3eeec8552759bb62844ac4290add71a322

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b0528cb3bb6ab7285e49802107a50c7846e23a22c29c2c843142a8aa222b233",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-07-31T09:48:41Z",
    "title_canon_sha256": "3053e6dc800fd9fcdaa57906c22a6366f493710d49aecc015c0b2a6fd6bd9bad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.13394",
    "kind": "arxiv",
    "version": 3
  }
}