Pith Number

pith:3OTJMH4W

pith:2023:3OTJMH4WQS3I32V3ABYPPPRAKN

not attested not anchored not stored refs pending

The GW Vir instability strip in the light of new observations of PG 1159 stars. Discovery of pulsations in the central star of Abell 72 and variability of RX J0122.9-7521

Daniel L. Holdsworth, David Jones, Ernst Paunzen, Francois van Wyk, Gerald Handler, John A. R. Caldwell, Karolina B\k{a}kowska, Klaus Werner, Luc\'ia Su\'arez-Andr\'es, Luis Peralta de Arriba, Marie Karjalainen, Paulina Sowicka

arxiv:2309.16537 v1 · 2023-09-28 · 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{3OTJMH4WQS3I32V3ABYPPPRAKN}

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	2026-07-05T06:55:17.962628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dba6961f9684b68deabb0070f7be20537145851d7b64401fce72fb604523ecbf

Aliases

arxiv: 2309.16537 · arxiv_version: 2309.16537v1 · doi: 10.48550/arxiv.2309.16537 · pith_short_12: 3OTJMH4WQS3I · pith_short_16: 3OTJMH4WQS3I32V3 · pith_short_8: 3OTJMH4W

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/3OTJMH4WQS3I32V3ABYPPPRAKN \
  | 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: dba6961f9684b68deabb0070f7be20537145851d7b64401fce72fb604523ecbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8713306d3bff2aed255a2e88ae18005287985959f7a92711bd70f7412edf37b0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-09-28T15:49:52Z",
    "title_canon_sha256": "d03522eac2d61da270a790aaf89979ab0d86086a559374bce24c01fce87a622a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.16537",
    "kind": "arxiv",
    "version": 1
  }
}