Pith Number

pith:2GP35EYN

pith:2015:2GP35EYNRAQYL56YXBWEAF46E4

not attested not anchored not stored refs pending

Collaborative Representation Classification Ensemble for Face Recognition

Hyoung Joong Kim, Run Cui, Suah Kim, Xiaochao Qu

arxiv:1507.08064 v1 · 2015-07-29 · 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{2GP35EYNRAQYL56YXBWEAF46E4}

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	2026-05-18T01:36:08.430198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d19fbe930d882185f7d8b86c40179e273277a36f5bee92136bfe4c6f8ccf3891

Aliases

arxiv: 1507.08064 · arxiv_version: 1507.08064v1 · doi: 10.48550/arxiv.1507.08064 · pith_short_12: 2GP35EYNRAQY · pith_short_16: 2GP35EYNRAQYL56Y · pith_short_8: 2GP35EYN

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/2GP35EYNRAQYL56YXBWEAF46E4 \
  | 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: d19fbe930d882185f7d8b86c40179e273277a36f5bee92136bfe4c6f8ccf3891

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf9c628fecb30dc7905b36cb6cd2bd959d28cc61511c277c2db0a0158089cc85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-07-29T08:47:49Z",
    "title_canon_sha256": "56bee8af57100bd45e881842e212f9b63939f292188db6dd4bee55b91e7c957c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08064",
    "kind": "arxiv",
    "version": 1
  }
}