Pith Number

pith:NT32CSXQ

pith:2020:NT32CSXQ43PQSCS4GT4NNSD2MZ

not attested not anchored not stored refs pending

Boosting Unconstrained Face Recognition with Auxiliary Unlabeled Data

Anil K. Jain, Yichun Shi

arxiv:2003.07936 v2 · 2020-03-17 · 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{NT32CSXQ43PQSCS4GT4NNSD2MZ}

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	2026-07-05T02:32:44.514471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cf7a14af0e6df090a5c34f8d6c87a667be17b55735939c982befb017b5ecdd7

Aliases

arxiv: 2003.07936 · arxiv_version: 2003.07936v2 · doi: 10.48550/arxiv.2003.07936 · pith_short_12: NT32CSXQ43PQ · pith_short_16: NT32CSXQ43PQSCS4 · pith_short_8: NT32CSXQ

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/NT32CSXQ43PQSCS4GT4NNSD2MZ \
  | 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: 6cf7a14af0e6df090a5c34f8d6c87a667be17b55735939c982befb017b5ecdd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4250b388ae93b871678e6154ff70eaa9e4460cc14a6d8bee28e8d167f445f9fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-03-17T20:58:56Z",
    "title_canon_sha256": "752da5a6b824ec206171d61db49c7afde6185f3bcdd5675f344bc755185d509f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.07936",
    "kind": "arxiv",
    "version": 2
  }
}