Pith Number

pith:LV4AZZWF

pith:2009:LV4AZZWFVEZ6B2ZH3JPB6R43LF

not attested not anchored not stored refs pending

Is Beta Pic b the transiting planet of November 1981?

A. Lecavelier des Etangs, A. Vidal-Madjar

arxiv:0903.1101 v1 · 2009-03-05 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LV4AZZWFVEZ6B2ZH3JPB6R43LF}

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	2026-07-04T17:14:31.710271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d780ce6c5a933e0eb27da5e1f479b59781dc863d47077b150f157ba0672a7b0

Aliases

arxiv: 0903.1101 · arxiv_version: 0903.1101v1 · doi: 10.48550/arxiv.0903.1101 · pith_short_12: LV4AZZWFVEZ6 · pith_short_16: LV4AZZWFVEZ6B2ZH · pith_short_8: LV4AZZWF

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/LV4AZZWFVEZ6B2ZH3JPB6R43LF \
  | 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: 5d780ce6c5a933e0eb27da5e1f479b59781dc863d47077b150f157ba0672a7b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88f3bf04f2df4c56796ec6b9588e39f11fd3bb22398cd1ac6662629887711e24",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-03-05T21:00:11Z",
    "title_canon_sha256": "30de4e43f3f2a16e9b71629f650601bedf452f77440a996cddd3f09b01fe34ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1101",
    "kind": "arxiv",
    "version": 1
  }
}