Pith Number

pith:RVG3AJ6O

pith:2013:RVG3AJ6OO52TWGDVVBL26Q3NQU

not attested not anchored not stored refs pending

Combined Learning of Salient Local Descriptors and Distance Metrics for Image Set Face Verification

Brian C. Lovell, Conrad Sanderson, Mehrtash T. Harandi, Yongkang Wong

arxiv:1303.2783 v1 · 2013-03-12 · 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{RVG3AJ6OO52TWGDVVBL26Q3NQU}

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	2026-05-18T03:31:08.077693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d4db027ce77753b1875a857af436d85265bc7c9906a564ad1a1e7ab7631a69a

Aliases

arxiv: 1303.2783 · arxiv_version: 1303.2783v1 · doi: 10.48550/arxiv.1303.2783 · pith_short_12: RVG3AJ6OO52T · pith_short_16: RVG3AJ6OO52TWGDV · pith_short_8: RVG3AJ6O

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/RVG3AJ6OO52TWGDVVBL26Q3NQU \
  | 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: 8d4db027ce77753b1875a857af436d85265bc7c9906a564ad1a1e7ab7631a69a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "787671c01891cd67e8f2e56e0720bca0f22a27349f61d4a8579191490f6cf536",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-03-12T06:12:59Z",
    "title_canon_sha256": "95e2f07a85570c760300cedabad12050b074a703b5de4fb9bb00e204325d3dd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2783",
    "kind": "arxiv",
    "version": 1
  }
}