Pith Number

pith:Z4FP32ZN

pith:2023:Z4FP32ZNOMO2LWFSYVD6G7GANE

not attested not anchored not stored refs pending

A Longitudinal Analysis about the Effect of Air Pollution on Astigmatism for Children and Young Adults

Canyang Zhang, Chenyao Jiang, Dongmei Yu, Jieying Guan, Lin An, Peiwu Qin, Qiuyue Hu, Shuyue Ma, Xiaoyun Zhong, Yehong Zhuo, Yingting Zhu

arxiv:2310.08843 v1 · 2023-10-13 · stat.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4FP32ZNOMO2LWFSYVD6G7GANE}

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	2026-07-05T07:00:35.741847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf0afdeb2d731da5d8b2c547e37cc0690cc7508a08b40cd90455e1aaac837cc1

Aliases

arxiv: 2310.08843 · arxiv_version: 2310.08843v1 · doi: 10.48550/arxiv.2310.08843 · pith_short_12: Z4FP32ZNOMO2 · pith_short_16: Z4FP32ZNOMO2LWFS · pith_short_8: Z4FP32ZN

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/Z4FP32ZNOMO2LWFSYVD6G7GANE \
  | 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: cf0afdeb2d731da5d8b2c547e37cc0690cc7508a08b40cd90455e1aaac837cc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "defc54e7e64a9659d1ff9fcd0cbf5873bbf0108f421c41ad69721ab570827b7b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2023-10-13T04:00:02Z",
    "title_canon_sha256": "2abba235ba2e27c526cf80a8b2df89f9c52ad1c558d6ffcdcfc7dcd77b8909f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.08843",
    "kind": "arxiv",
    "version": 1
  }
}