Pith Number

pith:562YV5SH

pith:2017:562YV5SH2CUZKXCCC35QITETLP

not attested not anchored not stored refs pending

One-shot Face Recognition by Promoting Underrepresented Classes

Lei Zhang, Yandong Guo

arxiv:1707.05574 v2 · 2017-07-18 · 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{562YV5SH2CUZKXCCC35QITETLP}

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	2026-05-18T00:20:52.218540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efb58af647d0a9955c4216fb044c935bfc809e8fc4610487968404ace7b7f4c3

Aliases

arxiv: 1707.05574 · arxiv_version: 1707.05574v2 · doi: 10.48550/arxiv.1707.05574 · pith_short_12: 562YV5SH2CUZ · pith_short_16: 562YV5SH2CUZKXCC · pith_short_8: 562YV5SH

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/562YV5SH2CUZKXCCC35QITETLP \
  | 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: efb58af647d0a9955c4216fb044c935bfc809e8fc4610487968404ace7b7f4c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "655fa2530d6fa626ffe67ea76ff9b7a12dd2ba56dd2254d64ce9dc74db958682",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-07-18T11:51:13Z",
    "title_canon_sha256": "2328140cf16dd19d788c598fcd1e584ac4909cce312697b4980901df9413333d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05574",
    "kind": "arxiv",
    "version": 2
  }
}