Pith Number

pith:3YPHP27X

pith:2018:3YPHP27XOOD45PVX4XJUHWADMT

not attested not anchored not stored refs pending

ArcFace: Additive Angular Margin Loss for Deep Face Recognition

Irene Kotsia, Jia Guo, Jiankang Deng, Jing Yang, Niannan Xue, Stefanos Zafeiriou

arxiv:1801.07698 v4 · 2018-01-23 · 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{3YPHP27XOOD45PVX4XJUHWADMT}

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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

8 papers in Pith

Adaptive Calibration for Fair and Performant Facial Recognition

Multiple-Identity Image Attacks Against Face-based Identity Verification

Knowledge Amalgamation from Heterogeneous Networks by Common Feature Learning

Primate Face Identification in the Wild

Switchable Normalization for Learning-to-Normalize Deep Representation

Receipt and verification

First computed	2026-07-05T04:54:10.669862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de1e77ebf77387cebeb7e5d343d80364cff6d4d872b0f53b2e0910f2b1aaa334

Aliases

arxiv: 1801.07698 · arxiv_version: 1801.07698v4 · doi: 10.48550/arxiv.1801.07698 · pith_short_12: 3YPHP27XOOD4 · pith_short_16: 3YPHP27XOOD45PVX · pith_short_8: 3YPHP27X

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/3YPHP27XOOD45PVX4XJUHWADMT \
  | 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: de1e77ebf77387cebeb7e5d343d80364cff6d4d872b0f53b2e0910f2b1aaa334

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2091205d3cc1b6e0bab556df805375f2186aea262fa8a065a9f329a85cde450",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-23T18:39:19Z",
    "title_canon_sha256": "55efc9150e3ec4caec2be63ec8a0b086caa6848d86d394fdf83b36823227c49b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07698",
    "kind": "arxiv",
    "version": 4
  }
}