Pith Number

pith:FMCXREM7

pith:2025:FMCXREM7Y44GTW4M5BAD5V7E7V

not attested not anchored not stored refs pending

High-resolution geostationary satellite observations of free tropospheric NO2 over North America: implications for lightning emissions

Andrew W. Rollins, Caroline R. Nowlan, Daniel J. Jacob, Eloise A. Marais, Gonzalo Gonzalez Abad, Heesung Chong, Hong Liao, Huiqun Wang, James H. Crawford, Ke Li, Laura H. Yang, Rebekah P. Horner, Ruijun Dang, Viral Shah, Xiong Liu, Yujin J. Oak

arxiv:2504.20337 v1 · 2025-04-29 · physics.ao-ph · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FMCXREM7Y44GTW4M5BAD5V7E7V}

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	2026-07-05T10:55:41.012006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b0578919fc73869db8ce8403ed7e4fd5903f0f2d1f810ec2b44303c3983fffd

Aliases

arxiv: 2504.20337 · arxiv_version: 2504.20337v1 · doi: 10.48550/arxiv.2504.20337 · pith_short_12: FMCXREM7Y44G · pith_short_16: FMCXREM7Y44GTW4M · pith_short_8: FMCXREM7

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/FMCXREM7Y44GTW4M5BAD5V7E7V \
  | 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: 2b0578919fc73869db8ce8403ed7e4fd5903f0f2d1f810ec2b44303c3983fffd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72b55119e82ff3b98e73c5820e4b29f1c392741c251c31843eb3a65d052cc0b0",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2025-04-29T01:11:15Z",
    "title_canon_sha256": "18b36a42aa68beb8b88f11ea7ffa5e1777b2118fd7c6972376940a48aa88ae16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20337",
    "kind": "arxiv",
    "version": 1
  }
}