Pith Number

pith:WMYUCW2X

pith:2011:WMYUCW2XS5UP565W66P5LENSBQ

not attested not anchored not stored refs pending

The Onset of Chaos in Pulsating Variable Stars

David G. Turner, J. R. Percy, Leonid N. Berdnikov, Mohamed Abdel-Sabour Abdel-Latif

arxiv:1102.4338 v1 · 2011-02-21 · 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{WMYUCW2XS5UP565W66P5LENSBQ}

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	2026-05-18T04:28:09.182090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b331415b579768fefbb6f79fd591b20c1c6f96255f0c9f2ba38558eb364e7e51

Aliases

arxiv: 1102.4338 · arxiv_version: 1102.4338v1 · doi: 10.48550/arxiv.1102.4338 · pith_short_12: WMYUCW2XS5UP · pith_short_16: WMYUCW2XS5UP565W · pith_short_8: WMYUCW2X

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/WMYUCW2XS5UP565W66P5LENSBQ \
  | 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: b331415b579768fefbb6f79fd591b20c1c6f96255f0c9f2ba38558eb364e7e51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40904e1b281580a5a399eec84b09f765ecf5e4bb64553db538bbb09596ca7e3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-02-21T21:00:23Z",
    "title_canon_sha256": "513e00512edded3fe4439775630e127c380cf4dcdee95963ab71f75b2fa9d715"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4338",
    "kind": "arxiv",
    "version": 1
  }
}