Pith Number

pith:QSNCOJ2G

pith:2016:QSNCOJ2GTW6FALF5KHC5LRZENY

not attested not anchored not stored refs pending

To Frontalize or Not To Frontalize: Do We Really Need Elaborate Pre-processing To Improve Face Recognition?

Aparna Bharati, Brandon RichardWebster, Janez Krizaj, Joel Brogan, Patrick Flynn, Sandipan Banerjee, Vitomir Struc, Walter Scheirer

arxiv:1610.04823 v4 · 2016-10-16 · 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{QSNCOJ2GTW6FALF5KHC5LRZENY}

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	2026-05-18T00:19:59.387520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

849a2727469dbc502cbd51c5d5c7246e26010559b8f58c9ba682f45267f329f4

Aliases

arxiv: 1610.04823 · arxiv_version: 1610.04823v4 · doi: 10.48550/arxiv.1610.04823 · pith_short_12: QSNCOJ2GTW6F · pith_short_16: QSNCOJ2GTW6FALF5 · pith_short_8: QSNCOJ2G

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/QSNCOJ2GTW6FALF5KHC5LRZENY \
  | 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: 849a2727469dbc502cbd51c5d5c7246e26010559b8f58c9ba682f45267f329f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66393957f6634d2e1b990846b38e5235d18e1b376c333be80971643a40017959",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-10-16T06:17:47Z",
    "title_canon_sha256": "4d1830a0b27491c60d7def281bcf8f613563b16671d2033bdf192f5cc68aefa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.04823",
    "kind": "arxiv",
    "version": 4
  }
}