Pith Number

pith:YJH2QS4O

pith:2021:YJH2QS4OAPSRFBCHUB3DZEEBZF

not attested not anchored not stored refs pending

An Efficient Training Approach for Very Large Scale Face Recognition

Baigui Sun, Hao Li, Kai Wang, Panpan Zhang, Shuo Wang, Xiaobo Wang, Xiaojiang Peng, Yang You, Zheng Zhu, Zhipeng Zhou

arxiv:2105.10375 v5 · 2021-05-21 · 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{YJH2QS4OAPSRFBCHUB3DZEEBZF}

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	2026-07-05T04:01:41.668910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c24fa84b8e03e5128447a0763c9081c96a0f535032de1ba506424dad956b8ad5

Aliases

arxiv: 2105.10375 · arxiv_version: 2105.10375v5 · doi: 10.48550/arxiv.2105.10375 · pith_short_12: YJH2QS4OAPSR · pith_short_16: YJH2QS4OAPSRFBCH · pith_short_8: YJH2QS4O

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/YJH2QS4OAPSRFBCHUB3DZEEBZF \
  | 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: c24fa84b8e03e5128447a0763c9081c96a0f535032de1ba506424dad956b8ad5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76a2b60652b99c1cf04ba75c75a7f8fa71de9b6e75e0973dae3dbcb8cf46b63e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-05-21T14:34:00Z",
    "title_canon_sha256": "3bc58bac56fc997aaada0997240c5fb3665bcb3232e2bbddfbf9ac05cb6e5635"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.10375",
    "kind": "arxiv",
    "version": 5
  }
}