Pith Number

pith:BAQCCC74

pith:2018:BAQCCC74QV2MVRANNYEULANYKS

not attested not anchored not stored refs pending

An extended hydrogen envelope of the extremely hot giant exoplanet KELT-9b

Fei Yan, Thomas Henning

arxiv:1807.00869 v1 · 2018-07-02 · 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{BAQCCC74QV2MVRANNYEULANYKS}

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

1 paper in Pith

Spinning out of focus: The challenge of rotational line broadening in exoplanet reflection spectroscopy

Receipt and verification

First computed	2026-05-18T00:11:46.184130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0820210bfc8574cac40d6e094581b854a533a7705f1626376aed1beaf681333d

Aliases

arxiv: 1807.00869 · arxiv_version: 1807.00869v1 · doi: 10.48550/arxiv.1807.00869 · pith_short_12: BAQCCC74QV2M · pith_short_16: BAQCCC74QV2MVRAN · pith_short_8: BAQCCC74

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/BAQCCC74QV2MVRANNYEULANYKS \
  | 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: 0820210bfc8574cac40d6e094581b854a533a7705f1626376aed1beaf681333d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b3f540bd90c2d3238e4adfaea5c387f94a58151802e38e7948301ed2f7b9f09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-07-02T19:55:27Z",
    "title_canon_sha256": "9882c6cecee383a334037078056cebd8982e56f7179e6d5e6a6344900f2e5477"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.00869",
    "kind": "arxiv",
    "version": 1
  }
}