Pith Number

pith:YHHIMTWE

pith:2018:YHHIMTWEHDOE3TE6HIG4PY6MJY

not attested not anchored not stored refs pending

Spatial statistics of atmospheric particulate matter in China

Quan Zhou, Shenghui Gao, Xiang Shi, Yangjun Wang, Yongxiang Huang, Yulu Liu, Zhiming Lu

arxiv:1809.09998 v1 · 2018-09-20 · physics.ao-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YHHIMTWEHDOE3TE6HIG4PY6MJY}

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	2026-05-18T00:04:42.983136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1ce864ec438dc4dcc9e3a0dc7e3cc4e2e3968a131e89a7a4026f88d5b5e41a3

Aliases

arxiv: 1809.09998 · arxiv_version: 1809.09998v1 · doi: 10.48550/arxiv.1809.09998 · pith_short_12: YHHIMTWEHDOE · pith_short_16: YHHIMTWEHDOE3TE6 · pith_short_8: YHHIMTWE

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/YHHIMTWEHDOE3TE6HIG4PY6MJY \
  | 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: c1ce864ec438dc4dcc9e3a0dc7e3cc4e2e3968a131e89a7a4026f88d5b5e41a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a06ab4538633cf988ab2decb01584374e20c74a84afbe958aeaab42026165a6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2018-09-20T02:55:44Z",
    "title_canon_sha256": "a08fecaad4c7b4fbc4e8ae34b9c2842997e1900353d9e3abe102a73444ea5083"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09998",
    "kind": "arxiv",
    "version": 1
  }
}