Pith Number

pith:GD7KRYOY

pith:2009:GD7KRYOYFJ6DEEBOKHXCIBMC44

not attested not anchored not stored refs pending

A homogeneous spectroscopic analysis of host stars of transiting planets

C. Melo, G. Israelian, J. Fernandes, M. Ammler-von Eiff, M. Mayor, N.C. Santos, S.G. Sousa, T. Guillot

arxiv:0909.0285 v1 · 2009-09-02 · 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{GD7KRYOYFJ6DEEBOKHXCIBMC44}

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	2026-05-18T02:12:01.019439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30fea8e1d82a7c32102e51ee240582e71a89e55b081b97c840e71885432cc3ea

Aliases

arxiv: 0909.0285 · arxiv_version: 0909.0285v1 · doi: 10.48550/arxiv.0909.0285 · pith_short_12: GD7KRYOYFJ6D · pith_short_16: GD7KRYOYFJ6DEEBO · pith_short_8: GD7KRYOY

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/GD7KRYOYFJ6DEEBOKHXCIBMC44 \
  | 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: 30fea8e1d82a7c32102e51ee240582e71a89e55b081b97c840e71885432cc3ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eab6513737a472f9e0299f3dc3e151d97d7bfd9165badbb285265183f922019e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-09-02T13:17:30Z",
    "title_canon_sha256": "2ee106655b258f515eb569c18fe72c26ca835ad028bca124f4d56ea7ff6b3060"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0285",
    "kind": "arxiv",
    "version": 1
  }
}