Pith Number

pith:55HCBV7U

pith:2004:55HCBV7UIMJLHDA5KP567HORPH

not attested not anchored not stored refs pending

The ELODIE Planet Search: Synthetic View of the Survey and its Global Detection Threshold

C. Perrier, D. Naef, D. Queloz, J. L. Beuzit, J. P. Sivan, M. Mayor, S. Udry

arxiv:astro-ph/0409230 v2 · 2004-09-09 · 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{55HCBV7UIMJLHDA5KP567HORPH}

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	2026-07-04T14:13:44.334944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef4e20d7f44312b38c1d53fbef9dd179c5279b7c9a2c463acbcbba11e09f1a32

Aliases

arxiv: astro-ph/0409230 · arxiv_version: astro-ph/0409230v2 · doi: 10.48550/arxiv.astro-ph/0409230 · pith_short_12: 55HCBV7UIMJL · pith_short_16: 55HCBV7UIMJLHDA5 · pith_short_8: 55HCBV7U

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/55HCBV7UIMJLHDA5KP567HORPH \
  | 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: ef4e20d7f44312b38c1d53fbef9dd179c5279b7c9a2c463acbcbba11e09f1a32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fa9501be8b4979718392b12ece2ad17c2545823cbe4817f3d0cd03b7df370cf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-09-09T18:32:15Z",
    "title_canon_sha256": "f5037ae88f8bab81d0b5e43b9b7404abf3832efa3ee888045145bd03d3721a4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0409230",
    "kind": "arxiv",
    "version": 2
  }
}