Pith Number

pith:WZTJUFAB

pith:2018:WZTJUFABSQAEO2ZAHHL4FZDPEC

not attested not anchored not stored refs pending

ExpNet: Landmark-Free, Deep, 3D Facial Expressions

Anh Tuan Tran, Feng-Ju Chang, Gerard Medioni, Iacopo Masi, Ram Nevatia, Tal Hassner

arxiv:1802.00542 v1 · 2018-02-02 · 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{WZTJUFABSQAEO2ZAHHL4FZDPEC}

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	2026-05-18T00:24:32.914307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6669a14019400476b2039d7c2e46f20810e17d8b8c177022039e53065cacee5

Aliases

arxiv: 1802.00542 · arxiv_version: 1802.00542v1 · doi: 10.48550/arxiv.1802.00542 · pith_short_12: WZTJUFABSQAE · pith_short_16: WZTJUFABSQAEO2ZA · pith_short_8: WZTJUFAB

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/WZTJUFABSQAEO2ZAHHL4FZDPEC \
  | 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: b6669a14019400476b2039d7c2e46f20810e17d8b8c177022039e53065cacee5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e4e06398e6378a379a09aea702a32fdfd7fa25b9a1ca91fcd5b38293995a4fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-02-02T02:42:44Z",
    "title_canon_sha256": "3f1f2471638f087fe29e519dbc8db13476333348a43051e3e22fb7066d116576"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00542",
    "kind": "arxiv",
    "version": 1
  }
}