Pith Number

pith:QR2UI22F

pith:2015:QR2UI22FTPE7QQZ63AZPJZHGJ3

not attested not anchored not stored refs pending

Helium Atmospheres on Warm Neptune- and Sub-Neptune-Sized Exoplanets and Applications to GJ 436 b

Renyu Hu, Sara Seager, Yuk L. Yung

arxiv:1505.02221 v1 · 2015-05-09 · 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{QR2UI22FTPE7QQZ63AZPJZHGJ3}

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.

Cited by

2 papers in Pith

J0404+1112: A 3-Hour Eclipsing White Dwarf-Brown Dwarf Probing Multiple Atmospheric Regimes

JWST Observations of Asteroid 2024 YR4 Rule Out a 2032 Lunar Impact and Demonstrate a New Regime for Planetary Defense Follow-up

Receipt and verification

First computed	2026-05-18T02:16:19.549044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8475446b459bc9f8433ed832f4e4e64ed1b7fed9a717871aed22e1820d693528

Aliases

arxiv: 1505.02221 · arxiv_version: 1505.02221v1 · doi: 10.48550/arxiv.1505.02221 · pith_short_12: QR2UI22FTPE7 · pith_short_16: QR2UI22FTPE7QQZ6 · pith_short_8: QR2UI22F

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/QR2UI22FTPE7QQZ63AZPJZHGJ3 \
  | 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: 8475446b459bc9f8433ed832f4e4e64ed1b7fed9a717871aed22e1820d693528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e4594ab28cc5f883957fd86a9888c59d40efc80ff9600f928de52c2deadc47c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-05-09T01:16:52Z",
    "title_canon_sha256": "f04cffa0c3a91856052b45969cb08b4db0b9df9e870860d4902098605aeda368"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02221",
    "kind": "arxiv",
    "version": 1
  }
}