Pith Number

pith:CX2O445I

pith:2013:CX2O445I6ESE3RUCCKIYC2WGC5

not attested not anchored not stored refs pending

The soundtrack of RR Lyrae in Omega Cen at high-frequency

A. Calamida (STScI), G. Bono, G. Strampelli (Univ. Tor Vergata), M. Catelan (PUC), M. L. Alonso (PUC), M. Monelli (IAC), P. B. Stetson (NRC-HIA), R. Buonanno, R. F. Stellingwerf (Stellingwerf Consulting), S. K. Randall (ESO), V. Van Grootel (Univ. de Liege)

arxiv:1304.0685 v1 · 2013-04-02 · 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{CX2O445I6ESE3RUCCKIYC2WGC5}

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	2026-05-18T03:29:14.629209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15f4ee73a8f1244dc6821291816ac6175a4f498a5894d4b897eab3a6b672bf06

Aliases

arxiv: 1304.0685 · arxiv_version: 1304.0685v1 · doi: 10.48550/arxiv.1304.0685 · pith_short_12: CX2O445I6ESE · pith_short_16: CX2O445I6ESE3RUC · pith_short_8: CX2O445I

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/CX2O445I6ESE3RUCCKIYC2WGC5 \
  | 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: 15f4ee73a8f1244dc6821291816ac6175a4f498a5894d4b897eab3a6b672bf06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1ab33a7fd44fa51718cb1f080ab229d8dad7f93fa95121c0a84f0fdb18b930a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-04-02T16:47:02Z",
    "title_canon_sha256": "95ee2d9ede026e0187df1b10e208a4cf0adb98d8be3fe442fd38131f782e223b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0685",
    "kind": "arxiv",
    "version": 1
  }
}