Pith Number

pith:NWSI34BD

pith:2003:NWSI34BDEVFYKN6SOQ45T4HLHC

not attested not anchored not stored refs pending

Spectroscopic [Fe/H] for 98 extra-solar planet-host stars: Exploring the probability of planet formation

2), G. Israelian (3), M. Mayor (2) ((1) Observatorio Astronomico de Lisboa, N. C. Santos (1, Portugal (2) Observatoire de Geneve, Spain), Switzerland (3) Instituto de Astrofisia de Canarias

arxiv:astro-ph/0311541 v2 · 2003-11-24 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NWSI34BDEVFYKN6SOQ45T4HLHC}

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

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

Receipt and verification

First computed	2026-05-18T04:23:00.846253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6da48df023254b8537d27439d9f0eb3892f948e5a90219f10d251365f8af8818

Aliases

arxiv: astro-ph/0311541 · arxiv_version: astro-ph/0311541v2 · doi: 10.48550/arxiv.astro-ph/0311541 · pith_short_12: NWSI34BDEVFY · pith_short_16: NWSI34BDEVFYKN6S · pith_short_8: NWSI34BD

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/NWSI34BDEVFYKN6SOQ45T4HLHC \
  | 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: 6da48df023254b8537d27439d9f0eb3892f948e5a90219f10d251365f8af8818

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c92efbd8005d99da7e4d109dec8fcb07c2d32074ac765efae2035f5f213c5a8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-11-24T17:55:13Z",
    "title_canon_sha256": "27a16585465f836e309da3cd8d745aca5ed2e6f4a4e36c7b5a37b23cfed4401f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0311541",
    "kind": "arxiv",
    "version": 2
  }
}