Pith Number

pith:ABZOKF2R

pith:2022:ABZOKF2RS6LEAIVY4YERWLRAIH

not attested not anchored not stored refs pending

Exoplanet atmospheres at high resolution through a modest-size telescope. Fe II in MASCARA-2b and KELT-9b with FIES on the Nordic Optical Telescope

Aaron Bello-Arufe, Andrew W. Mayo, H. Jens Hoeijmakers, Jo\~ao M. Mendon\c{c}a, Kevin Heng, Lars A. Buchhave, Ren\'e Tronsgaard

arxiv:2203.04969 v2 · 2022-03-09 · astro-ph.EP · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ABZOKF2RS6LEAIVY4YERWLRAIH}

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	2026-07-05T04:31:35.404668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0072e5175197964022b8e6091b2e2041f9059037c621898a8d939594b3d705b1

Aliases

arxiv: 2203.04969 · arxiv_version: 2203.04969v2 · doi: 10.48550/arxiv.2203.04969 · pith_short_12: ABZOKF2RS6LE · pith_short_16: ABZOKF2RS6LEAIVY · pith_short_8: ABZOKF2R

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/ABZOKF2RS6LEAIVY4YERWLRAIH \
  | 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: 0072e5175197964022b8e6091b2e2041f9059037c621898a8d939594b3d705b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6584c9e210f63f247440aa5e0f4862dca8b219c9bd60f1e25cf04971193ca406",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-03-09T19:00:00Z",
    "title_canon_sha256": "e9982a8c2c10b1291a79a88b478fb97ee77e123ede96d6b4bffee666d62a201d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.04969",
    "kind": "arxiv",
    "version": 2
  }
}