Pith Number

pith:Y5XTEFAW

pith:2010:Y5XTEFAWAEYZG4PPJBSAJPIMI2

not attested not anchored not stored refs pending

Asteroseismic determination of the physical characteristics of the planetary system host HR\,8799 ($\lambda$ Bootis nature and age)

A. Garc\'ia Hern\'andez, A. Moya, B. Montesinos, D. Barrado, F. Aceituno, M. Aberasturi, P. J. Amado

arxiv:1003.5121 v1 · 2010-03-26 · astro-ph.SR · 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{Y5XTEFAWAEYZG4PPJBSAJPIMI2}

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	2026-05-18T01:09:24.094126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c76f32141601319371ef486404bd0c46b6166a73d3e6e5761d33cbc4ca55115f

Aliases

arxiv: 1003.5121 · arxiv_version: 1003.5121v1 · doi: 10.48550/arxiv.1003.5121 · pith_short_12: Y5XTEFAWAEYZ · pith_short_16: Y5XTEFAWAEYZG4PP · pith_short_8: Y5XTEFAW

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/Y5XTEFAWAEYZG4PPJBSAJPIMI2 \
  | 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: c76f32141601319371ef486404bd0c46b6166a73d3e6e5761d33cbc4ca55115f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b20d748d0f0f8b2278ceb13d7b20ee11851a06494eb19d5da6ee3017cc326724",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-03-26T12:06:11Z",
    "title_canon_sha256": "63db13d1373104ae64fcee876f9b5c2ae5141b1299de635932ee31fe711d79c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.5121",
    "kind": "arxiv",
    "version": 1
  }
}