Pith Number

pith:N6CWNXGP

pith:2012:N6CWNXGPHTWAYOPUWUC6D3BXXU

not attested not anchored not stored refs pending

The Biometric Menagerie - A Fuzzy and Inconsistent Concept

Iulia M. Motoc, Nicolaie Popescu-Bodorin, Valentina E. Balas

arxiv:1209.6189 v1 · 2012-09-27 · 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{N6CWNXGPHTWAYOPUWUC6D3BXXU}

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	2026-05-18T03:44:35.104353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f8566dccf3cec0c39f4b505e1ec37bd1ed051def56933b2b0353e2bd7695ff1

Aliases

arxiv: 1209.6189 · arxiv_version: 1209.6189v1 · doi: 10.48550/arxiv.1209.6189 · pith_short_12: N6CWNXGPHTWA · pith_short_16: N6CWNXGPHTWAYOPU · pith_short_8: N6CWNXGP

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/N6CWNXGPHTWAYOPUWUC6D3BXXU \
  | 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: 6f8566dccf3cec0c39f4b505e1ec37bd1ed051def56933b2b0353e2bd7695ff1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49e8436d6c6304aa6785b250f5a7f9063111a2b4917281109f93e7abcfe0a68a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-09-27T11:24:28Z",
    "title_canon_sha256": "b5c2993c78936c921f79518117f3fc9eaecb5cc3215f2f8a3b2c0c51282bd58f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.6189",
    "kind": "arxiv",
    "version": 1
  }
}