Pith Number

pith:TDLGEEPH

pith:2009:TDLGEEPHD4QHVJZLRVKWND5RQ7

not attested not anchored not stored refs pending

An asteroseismic study of the beta Cephei star 12 Lacertae: multisite spectroscopic observations, mode identification and seismic modelling

A. Thoul, C. Aerts, D. E. Mkrtichian, E. Kambe, G. Handler, H. Lehmann, I. Ilyin, J. Krzesinski, J. Telting, K. Uytterhoeven, M. Briquet, M. Desmet, P. De Cat, P. Mathias, S. L. S. Yang, S. Masuda, W. Zima

arxiv:0903.5477 v2 · 2009-03-31 · 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{TDLGEEPHD4QHVJZLRVKWND5RQ7}

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	2026-05-18T02:14:08.595014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98d66211e71f207aa72b8d55668fb187cdd9ba5db8abb8cf66ef98ebf4b565cd

Aliases

arxiv: 0903.5477 · arxiv_version: 0903.5477v2 · doi: 10.48550/arxiv.0903.5477 · pith_short_12: TDLGEEPHD4QH · pith_short_16: TDLGEEPHD4QHVJZL · pith_short_8: TDLGEEPH

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/TDLGEEPHD4QHVJZLRVKWND5RQ7 \
  | 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: 98d66211e71f207aa72b8d55668fb187cdd9ba5db8abb8cf66ef98ebf4b565cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d03ab89d376824935a0b8d1d699e15ae5a4f4f46a50a9475a9d1021232f7f465",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-31T14:12:39Z",
    "title_canon_sha256": "3c7c59b86802731c2ffc738429e0c872c426a4765b4e4dbccc30c6896f22d75a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.5477",
    "kind": "arxiv",
    "version": 2
  }
}