Pith Number

pith:FM55CQYN

pith:2015:FM55CQYNG4PU2BDBMSXG224MWA

not attested not anchored not stored refs pending

Structured Occlusion Coding for Robust Face Recognition

Meng Yang, Rui Hu, Weiyang Liu, Yandong Wen, Youjun Xiang, Yuli Fu

arxiv:1502.00478 v2 · 2015-02-02 · 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{FM55CQYNG4PU2BDBMSXG224MWA}

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	2026-05-18T01:36:20.128745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b3bd1430d371f4d046164ae6d6b8cb0065cfe118f62fe8b625ec5dba6f80bd5

Aliases

arxiv: 1502.00478 · arxiv_version: 1502.00478v2 · doi: 10.48550/arxiv.1502.00478 · pith_short_12: FM55CQYNG4PU · pith_short_16: FM55CQYNG4PU2BDB · pith_short_8: FM55CQYN

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/FM55CQYNG4PU2BDBMSXG224MWA \
  | 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: 2b3bd1430d371f4d046164ae6d6b8cb0065cfe118f62fe8b625ec5dba6f80bd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fba61b1278ec715da5d22c4cdaed1125447c1d4d1f798344c54aa199a0d4950",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-02-02T13:48:46Z",
    "title_canon_sha256": "42419e966b9de7ee6a4676e5a8c907bf86391226c517cd7a9b967589d1ead331"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00478",
    "kind": "arxiv",
    "version": 2
  }
}