Pith Number

pith:FAJ2RORS

pith:2021:FAJ2RORS32HHQW2MSQ3UVIUNJP

not attested not anchored not stored refs pending

PP-YOLOv2: A Practical Object Detector

Dianhai Yu, Kaipeng Deng, Osamu Yoshie, Qingqing Dang, Qiwen Liu, Shumin Han, Wenyu Lv, Xiang Long, Xiaoguang Hu, Xiaying Bai, Xin Huang, Xinxin Wang, Yanjun Ma

arxiv:2104.10419 v1 · 2021-04-21 · 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{FAJ2RORS32HHQW2MSQ3UVIUNJP}

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.

Cited by

1 paper in Pith

YOLOX: Exceeding YOLO Series in 2021

Receipt and verification

First computed	2026-07-05T02:34:02.196540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2813a8ba32de8e785b4c94374aa28d4bea99afc32ed331b2347355487b15cb4c

Aliases

arxiv: 2104.10419 · arxiv_version: 2104.10419v1 · doi: 10.48550/arxiv.2104.10419 · pith_short_12: FAJ2RORS32HH · pith_short_16: FAJ2RORS32HHQW2M · pith_short_8: FAJ2RORS

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/FAJ2RORS32HHQW2MSQ3UVIUNJP \
  | 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: 2813a8ba32de8e785b4c94374aa28d4bea99afc32ed331b2347355487b15cb4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59485e21d61d5176c659adcc2729f4654c84eae80ac72deb25992e1addc88e6d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-21T08:55:37Z",
    "title_canon_sha256": "5002f896cd5bbf19f3877407ad7842ff0d7725e8433a1cee312cdf3841b71e0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.10419",
    "kind": "arxiv",
    "version": 1
  }
}