Pith Number

pith:VYOECUHD

pith:2021:VYOECUHDDNPMLFZS5NSZWDMEEY

not attested not anchored not stored refs pending

The CARMENES search for exoplanets around M dwarfs: Not-so-fine hyperfine-split vanadium lines in cool star spectra

Adrian Kaminski, Andreas Quirrenbach, Andreas Schweitzer, Ansgar Reiners, Artie P. Hatzes, Cristina Rodriguez Lopez, Damian Fabbian, David Montes, Emilio Marfil, Enric Palle, Evangelos Nagel, Hugo M. Tabernero, Ignasi Ribas, Jesus Aceituno, Jose A. Caballero, Juan Carlos Morales, Marina Lafarga, Martin Kurster, Mathias Zechmeister, Miriam Cortes-Contreras, Pedro J. Amado, Sandra V. Jeffers, Stefan Dreizler, Thomas Henning, Vera M. Passegger, Victor J. S. Bejar, Yutong Shan

arxiv:2108.12442 v1 · 2021-08-27 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VYOECUHDDNPMLFZS5NSZWDMEEY}

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	2026-07-05T03:23:48.987266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae1c4150e31b5ec59732eb659b0d8426034ae5eda1ce90b65f0f62842e9713bf

Aliases

arxiv: 2108.12442 · arxiv_version: 2108.12442v1 · doi: 10.48550/arxiv.2108.12442 · pith_short_12: VYOECUHDDNPM · pith_short_16: VYOECUHDDNPMLFZS · pith_short_8: VYOECUHD

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/VYOECUHDDNPMLFZS5NSZWDMEEY \
  | 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: ae1c4150e31b5ec59732eb659b0d8426034ae5eda1ce90b65f0f62842e9713bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e68aafb17d60e785d5dd2e3e81a2d207cceed02f71ee990ea430701dfb17e277",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-08-27T18:01:07Z",
    "title_canon_sha256": "e85c734384f3a141ea7a61ff547268e2107f0e2f20e4b4ba3227149239305db1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.12442",
    "kind": "arxiv",
    "version": 1
  }
}