Pith Number

pith:I72EXENT

pith:2023:I72EXENTV5X4WHKVBAMEBAJBSW

not attested not anchored not stored refs pending

3D climate simulations of the Archean find that methane has a strong cooling effect at high concentrations

Arwen E. Nicholson, Denis E. Sergeev, Eric T. Wolf, F. Hugo Lambert, Ian A. Boutle, Inga E. E. Kamp, Jake K. Eager-Nash, James Manners, Janke E. Prins, Krisztian Kohary, Nathan J. Mayne, Oakley C. F. Young, Stuart J. Daines, Tim M. Lenton

arxiv:2302.12518 v1 · 2023-02-24 · astro-ph.EP · 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{I72EXENTV5X4WHKVBAMEBAJBSW}

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	2026-07-05T05:58:09.183556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47f44b91b3af6fcb1d55081840812195828eaaf38e0b613df3afab01b9fc2143

Aliases

arxiv: 2302.12518 · arxiv_version: 2302.12518v1 · doi: 10.48550/arxiv.2302.12518 · pith_short_12: I72EXENTV5X4 · pith_short_16: I72EXENTV5X4WHKV · pith_short_8: I72EXENT

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/I72EXENTV5X4WHKVBAMEBAJBSW \
  | 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: 47f44b91b3af6fcb1d55081840812195828eaaf38e0b613df3afab01b9fc2143

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01bbd63c0bd4d3f4817e153f72d66505f6606f26dc4d223f2fc651c9c79046be",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-02-24T09:13:12Z",
    "title_canon_sha256": "133642956b0bea024b9b7b83b13ab865ed48a69e918b4b671400764d76b98af8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.12518",
    "kind": "arxiv",
    "version": 1
  }
}