Pith Number

pith:2QT6GR4G

pith:2017:2QT6GR4GTF5C324HHVPWOXOEID

not attested not anchored not stored refs pending

SphereFace: Deep Hypersphere Embedding for Face Recognition

Bhiksha Raj, Le Song, Ming Li, Weiyang Liu, Yandong Wen, Zhiding Yu

arxiv:1704.08063 v4 · 2017-04-26 · 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{2QT6GR4GTF5C324HHVPWOXOEID}

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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.

Cited by

1 paper in Pith

Find the Differences: Differential Morphing Attack Detection vs Face Recognition

Receipt and verification

First computed	2026-05-18T00:24:54.439646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d427e34786997a2deb873d5f675dc440c255a1772a0a63a1a6f3f9f159554647

Aliases

arxiv: 1704.08063 · arxiv_version: 1704.08063v4 · doi: 10.48550/arxiv.1704.08063 · pith_short_12: 2QT6GR4GTF5C · pith_short_16: 2QT6GR4GTF5C324H · pith_short_8: 2QT6GR4G

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/2QT6GR4GTF5C324HHVPWOXOEID \
  | 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: d427e34786997a2deb873d5f675dc440c255a1772a0a63a1a6f3f9f159554647

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6fc130be969253975192794f4c8a7be8272f6ffee4e5a98249680b3c5716b6e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-04-26T11:37:22Z",
    "title_canon_sha256": "c9285faca0e32122f2310584203a037f42899108c1d732bceca350d92d143a82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08063",
    "kind": "arxiv",
    "version": 4
  }
}