Pith Number

pith:ULO2OJ3F

pith:2015:ULO2OJ3FK5QJXR3CVWAGZ2SUKL

not attested not anchored not stored refs pending

Oxygen abundances in G- and F-type stars from HARPS

E. Delgado Mena, N. C. Santos, S. Bertran de Lis, S. G. Sousa, V. Zh. Adibekyan

arxiv:1501.05805 v1 · 2015-01-23 · 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{ULO2OJ3FK5QJXR3CVWAGZ2SUKL}

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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

Inferring stellar metallicity and elemental abundances from kinematic and spectroscopic data using machine learning -- Implications for exoplanet host stars

Receipt and verification

First computed	2026-05-18T02:18:51.343374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2dda7276557609bc762ad806cea5452f8a31d8070265c1d88ece295969366ce

Aliases

arxiv: 1501.05805 · arxiv_version: 1501.05805v1 · doi: 10.48550/arxiv.1501.05805 · pith_short_12: ULO2OJ3FK5QJ · pith_short_16: ULO2OJ3FK5QJXR3C · pith_short_8: ULO2OJ3F

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/ULO2OJ3FK5QJXR3CVWAGZ2SUKL \
  | 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: a2dda7276557609bc762ad806cea5452f8a31d8070265c1d88ece295969366ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0652142768c583e31de7132cf97d822a96f2d72b8de5b07cf491b976d086981",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-01-23T14:09:55Z",
    "title_canon_sha256": "f450b71ab3660c3df79dd0267cc0907921b2c8f3b86859600b19e84a6b7b7a37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05805",
    "kind": "arxiv",
    "version": 1
  }
}