Pith Number

pith:UO4IGTF5

pith:2017:UO4IGTF5LTLL27DOVDXD2KOCKO

not attested not anchored not stored refs pending

Recognizing Gender from Human Facial Regions using Genetic Algorithm

Avirup Bhattacharyya, Debi Prosad Dogra, Partha Pratim Roy, Rajkumar Saini, Samarjit Kar

arxiv:1712.01661 v1 · 2017-12-05 · 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{UO4IGTF5LTLL27DOVDXD2KOCKO}

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	2026-05-18T00:28:47.967912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3b8834cbd5cd6bd7c6ea8ee3d29c2539d11e210136c5660c8e51430339252c5

Aliases

arxiv: 1712.01661 · arxiv_version: 1712.01661v1 · doi: 10.48550/arxiv.1712.01661 · pith_short_12: UO4IGTF5LTLL · pith_short_16: UO4IGTF5LTLL27DO · pith_short_8: UO4IGTF5

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/UO4IGTF5LTLL27DOVDXD2KOCKO \
  | 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: a3b8834cbd5cd6bd7c6ea8ee3d29c2539d11e210136c5660c8e51430339252c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd8d02e90bb7248da6d4a11dc9698c78a97acc38b1e33892965c595368403627",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-12-05T14:33:57Z",
    "title_canon_sha256": "b5046181e63216699db1b0437a60c558f0d5cf9a7e7483f509e5c5fe8ebe2a3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01661",
    "kind": "arxiv",
    "version": 1
  }
}