Pith Number

pith:JEDXP6KW

pith:2025:JEDXP6KWSIWFEYIEFD6X3H3SNR

not attested not anchored not stored refs pending

Quantifying urban and landfill methane emissions in the United States using TROPOMI satellite data

Daniel H. Cusworth, Daniel J. Jacob, Daniel J. Varon, Hannah Nesser, James D. East, Lucas Estrada, Melissa Sulprizio, Nicholas Balasus, Tia R. Scarpelli, Xiaolin Wang, Zichong Chen

arxiv:2505.10835 v1 · 2025-05-16 · 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{JEDXP6KWSIWFEYIEFD6X3H3SNR}

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	2026-07-05T11:04:06.835200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

490777f956922c52610428fd7d9f726c7a39fac48e4c5427ec213e8997c42ef2

Aliases

arxiv: 2505.10835 · arxiv_version: 2505.10835v1 · doi: 10.48550/arxiv.2505.10835 · pith_short_12: JEDXP6KWSIWF · pith_short_16: JEDXP6KWSIWFEYIE · pith_short_8: JEDXP6KW

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/JEDXP6KWSIWFEYIEFD6X3H3SNR \
  | 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: 490777f956922c52610428fd7d9f726c7a39fac48e4c5427ec213e8997c42ef2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1843ed956c2d2cc4e745f2c3cb804986276413d25b891097e35df17644ebfa26",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2025-05-16T04:05:39Z",
    "title_canon_sha256": "26945274afe8bc5e92221e212a5ce3e5ffbfc9dbb370d44359ad61e3992af06f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.10835",
    "kind": "arxiv",
    "version": 1
  }
}