Pith Number

pith:H4LG7OCE

pith:2018:H4LG7OCEJY35A7VS2W2VQTCUGU

not attested not anchored not stored refs pending

Simulating the cloudy atmospheres of HD 209458 b and HD 189733 b with the 3D Met Office Unified Model

Benjamin Drummond, Ch. Helling, David M. Acreman, David S. Amundsen, Graham K.H. Lee, Ian A. Boutle, James Manners, Jayesh Goyal, Max Kerslake, N. J. Mayne, Pascal Tremblin, S. Lines

arxiv:1803.00226 v1 · 2018-03-01 · 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{H4LG7OCEJY35A7VS2W2VQTCUGU}

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	2026-05-18T00:09:53.794246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f166fb8444e37d07eb2d5b5584c54353d8638f7268161b9043ca657ff68a70d

Aliases

arxiv: 1803.00226 · arxiv_version: 1803.00226v1 · doi: 10.48550/arxiv.1803.00226 · pith_short_12: H4LG7OCEJY35 · pith_short_16: H4LG7OCEJY35A7VS · pith_short_8: H4LG7OCE

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/H4LG7OCEJY35A7VS2W2VQTCUGU \
  | 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: 3f166fb8444e37d07eb2d5b5584c54353d8638f7268161b9043ca657ff68a70d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c7cee6ee96fb2c8dbb512e57f735bf4a9e337758c2b0f88d0720b57d086c05e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-03-01T06:15:50Z",
    "title_canon_sha256": "83f1b5fd1879044ed8c14190189b3fcb124b27e559e118bc470717c639cc8a72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00226",
    "kind": "arxiv",
    "version": 1
  }
}