Pith Number

pith:YSBCZE2H

pith:2002:YSBCZE2HXLBJBFS4KLVV3HNVV7

not attested not anchored not stored refs pending

On the Period-Luminosity-Colour-Metallicity relation and the pulsational characteristics of lambda Bootis type stars

(2) Max-Planck-Institut fuer Astronomie, (3) South African Astronomical Observatory, (4) Research School of Astronomy, A. Hempel (2), Astrophysics, Australia), Australian National University, Austria, D. Kilkenny (3) ((1) Institut fuer Astronomie der Universitaet Wien, E. Paunzen (1), E. Romero-Colmenero (3), F.F. Vuthela (3), Germany, G. Handler (1), Heidelberg, N. Nesvacil (1), P. Reegen (1), R.R. Shobbrook (4), South Africa, W.W. Weiss (1)

arxiv:astro-ph/0207494 v1 · 2002-07-23 · 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{YSBCZE2HXLBJBFS4KLVV3HNVV7}

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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	2026-07-04T16:30:25.770935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4822c9347bac290965c52eb5d9db5afd668a48488af34c0ec7bf295ba209e48

Aliases

arxiv: astro-ph/0207494 · arxiv_version: astro-ph/0207494v1 · doi: 10.48550/arxiv.astro-ph/0207494 · pith_short_12: YSBCZE2HXLBJ · pith_short_16: YSBCZE2HXLBJBFS4 · pith_short_8: YSBCZE2H

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/YSBCZE2HXLBJBFS4KLVV3HNVV7 \
  | 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: c4822c9347bac290965c52eb5d9db5afd668a48488af34c0ec7bf295ba209e48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1300035c2879044908d7d0aa9a907390741b69fc93627dea1d1931a11a55b4d8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-07-23T09:49:53Z",
    "title_canon_sha256": "89d656d0ce2198bba8161c410bd2b08e26773d4e43f0abcf3ac2fa09e5e15ac8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0207494",
    "kind": "arxiv",
    "version": 1
  }
}