Pith Number

pith:ZGQYPDPE

pith:2013:ZGQYPDPECZZVWP2QHNVFUCSPVP

not attested not anchored not stored refs pending

Can a biologically-plausible hierarchy effectively replace face detection, alignment, and recognition pipelines?

Joel Z Leibo, Qianli Liao, Tomaso Poggio, Youssef Mroueh

arxiv:1311.4082 v3 · 2013-11-16 · 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{ZGQYPDPECZZVWP2QHNVFUCSPVP}

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	2026-05-18T02:55:30.177291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9a1878de416735b3f503b6a5a0a4fabf3508c425c4cf3ad6b6dff45d37b363f

Aliases

arxiv: 1311.4082 · arxiv_version: 1311.4082v3 · doi: 10.48550/arxiv.1311.4082 · pith_short_12: ZGQYPDPECZZV · pith_short_16: ZGQYPDPECZZVWP2Q · pith_short_8: ZGQYPDPE

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/ZGQYPDPECZZVWP2QHNVFUCSPVP \
  | 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: c9a1878de416735b3f503b6a5a0a4fabf3508c425c4cf3ad6b6dff45d37b363f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22190bef8a702f3ad8625c4e3c6eae6fb70a7c040de71228a58bbd336e4f11a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-11-16T17:49:31Z",
    "title_canon_sha256": "9d9ee237f48f8bc9b5e73e7f0eaddd274822fd1af091739a3e60814e1d561c4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.4082",
    "kind": "arxiv",
    "version": 3
  }
}