Pith Number

pith:OBKHLTSF

pith:2026:OBKHLTSFQMZTHWJCYCW2GJWLLW

not attested not anchored not stored refs pending

MinerU.Chem: A High-Precision System for Optical Chemical Structure and Reaction Recognition

Bin Wang, Bowen Jiang, Bowen Zhou, Chengjin Liu, Chen Zhu, Chuang Wang, Conghui He, Dahua Lin, Dechen Lin, Guangyu Wang, Haote Yang, Hao Zheng, Hongbin Lai, Huaiyu Gu, Huijie Ao, Jiahe Song, Jiang Wu, Jiaxing Sun, Jingchao Wang, Junyuan Gao, Lijun Wu, Lingli Ge, Linye Li, Liqun Wei, Lixin Ma, Lu Chen, Qianqian Wu, Ruijie Zhang, Rui Nie, Shasha Wang, Shengxin Lu, Tingting Zhang, Wei Li, Xiaolong Wu, Xingjian Wei, Yifan He, Yinfan Wang, Yuan Xu, Yuanyuan Cao, Yubin Wang, Yuheng Lu, Yuqiang Li, Zhejia Yu, Zimai Tian, Ziran Zhu

arxiv:2608.03525 v1 · 2026-08-04 · 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{OBKHLTSFQMZTHWJCYCW2GJWLLW}

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	2026-08-05T01:36:02.512151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

705475ce45833333d922c0ada326cb5d9dc703634caa06f793dd173660f7e2af

Aliases

arxiv: 2608.03525 · arxiv_version: 2608.03525v1 · doi: 10.48550/arxiv.2608.03525 · pith_short_12: OBKHLTSFQMZT · pith_short_16: OBKHLTSFQMZTHWJC · pith_short_8: OBKHLTSF

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/OBKHLTSFQMZTHWJCYCW2GJWLLW \
  | 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: 705475ce45833333d922c0ada326cb5d9dc703634caa06f793dd173660f7e2af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd1faf62c1a5e8f5214f127d32703eb044f2791ef2d73805a7081a91db7198f5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-08-04T12:09:02Z",
    "title_canon_sha256": "4d204cdca47175486a5dbe7bbe1e7d1d4419b513d624f1a52301e481e27333a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.03525",
    "kind": "arxiv",
    "version": 1
  }
}