Pith Number

pith:5GK7OQWA

pith:2012:5GK7OQWA4C4BOC7AVY6FP5G63O

not attested not anchored not stored refs pending

Automatic facial feature extraction and expression recognition based on neural network

P.D. Khandait, R.C. Thool, S.P. Khandait

arxiv:1204.2073 v1 · 2012-04-10 · 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{5GK7OQWA4C4BOC7AVY6FP5G63O}

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.

Cited by

1 paper in Pith

Generating 3D models from sketches of human faces using a combined approach of Convolutional Neural Networks, Procedural Modeling, and Contour Mapping

Receipt and verification

First computed	2026-05-18T03:58:13.394857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e995f742c0e0b8170be0ae3c57f4dedb875185552be6b7d8256ef0d871b6e5cf

Aliases

arxiv: 1204.2073 · arxiv_version: 1204.2073v1 · doi: 10.48550/arxiv.1204.2073 · pith_short_12: 5GK7OQWA4C4B · pith_short_16: 5GK7OQWA4C4BOC7A · pith_short_8: 5GK7OQWA

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/5GK7OQWA4C4BOC7AVY6FP5G63O \
  | 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: e995f742c0e0b8170be0ae3c57f4dedb875185552be6b7d8256ef0d871b6e5cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "178a13466080d24e1cb13d60653bc9efc931b7bef9322c9cc26cac9aa305958a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-04-10T07:57:53Z",
    "title_canon_sha256": "5dff027b1ea6a50fecbf197d93c029167cef8e3791f23cd7a0f89d0ed2328096"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2073",
    "kind": "arxiv",
    "version": 1
  }
}