Pith Number

pith:A6WQZWR5

pith:2005:A6WQZWR5IJDS5A55OQ2FXNJHFL

not attested not anchored not stored refs pending

The rapidly oscillating Ap star HD 99563 and its distorted dipole pulsation mode

A. Hempel, D. Kilkenny, E. Paunzen, G. Handler, M. B. Moalusi, P. C. Kalebwe, P. Martinez, R. Garrido, R. Medupe, R. R. Shobbrook, S. K. Anguma, W. W. Weiss

arxiv:astro-ph/0511360 v1 · 2005-11-11 · 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{A6WQZWR5IJDS5A55OQ2FXNJHFL}

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	2026-07-04T17:15:25.788543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07ad0cda3d42472e83bd74345bb5272ae09521c0fea2732f58519f8da1a70a5d

Aliases

arxiv: astro-ph/0511360 · arxiv_version: astro-ph/0511360v1 · doi: 10.48550/arxiv.astro-ph/0511360 · pith_short_12: A6WQZWR5IJDS · pith_short_16: A6WQZWR5IJDS5A55 · pith_short_8: A6WQZWR5

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/A6WQZWR5IJDS5A55OQ2FXNJHFL \
  | 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: 07ad0cda3d42472e83bd74345bb5272ae09521c0fea2732f58519f8da1a70a5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca30e02f925c9a88142328d5c920013542584f1da725342e41a85caf16371289",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-11-11T19:40:39Z",
    "title_canon_sha256": "e07f320e08ff3c7d6e5b6b5c0891436b35e4182bc98029975b369a8b9bdb4aec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0511360",
    "kind": "arxiv",
    "version": 1
  }
}