Pith Number

pith:RDPDIEV3

pith:2018:RDPDIEV3LG7EVVHFDIF5IXJUXX

not attested not anchored not stored refs pending

Probabilistic Attribute Tree in Convolutional Neural Networks for Facial Expression Recognition

Ahmed Shehab Khan, James O'Reilly, Jie Cai, Yan Tong, Zhiyuan Li, Zibo Meng

arxiv:1812.07067 v1 · 2018-12-17 · 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{RDPDIEV3LG7EVVHFDIF5IXJUXX}

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	2026-05-17T23:58:08.101434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88de3412bb59be4ad4e51a0bd45d34bdce70f0e6d8a36acb6d5bcb60583e36ae

Aliases

arxiv: 1812.07067 · arxiv_version: 1812.07067v1 · doi: 10.48550/arxiv.1812.07067 · pith_short_12: RDPDIEV3LG7E · pith_short_16: RDPDIEV3LG7EVVHF · pith_short_8: RDPDIEV3

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/RDPDIEV3LG7EVVHFDIF5IXJUXX \
  | 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: 88de3412bb59be4ad4e51a0bd45d34bdce70f0e6d8a36acb6d5bcb60583e36ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2282c02e505cd2d939b594bfceef257dbc4c257bc6edfddcbeba596e8d9f585c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-12-17T21:48:27Z",
    "title_canon_sha256": "4b2b516c3cb6cce40a43fa8171ae69b15795194fd51518f70300f4de35be08f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.07067",
    "kind": "arxiv",
    "version": 1
  }
}