Pith Number

pith:CYQJKKBW

pith:2010:CYQJKKBWS55AERWPZ3MLPPZNWK

not attested not anchored not stored refs pending

The Optical Gravitational Lensing Experiment. The OGLE-III Catalog of Variable Stars. IX. RR Lyrae Stars in the Small Magellanic Cloud

A. Udalski, G. Pietrzynski, I. Soszynski, K. Ulaczyk, L. Wyrzykowski, M.K. Szymanski, M. Kubiak, R. Poleski

arxiv:1009.0528 v2 · 2010-09-02 · 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{CYQJKKBWS55AERWPZ3MLPPZNWK}

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	2026-05-18T04:40:10.135257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1620952836977a0246cfced8b7bf2db29d1e3aa5994578dce319dca150c4c77b

Aliases

arxiv: 1009.0528 · arxiv_version: 1009.0528v2 · doi: 10.48550/arxiv.1009.0528 · pith_short_12: CYQJKKBWS55A · pith_short_16: CYQJKKBWS55AERWP · pith_short_8: CYQJKKBW

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/CYQJKKBWS55AERWPZ3MLPPZNWK \
  | 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: 1620952836977a0246cfced8b7bf2db29d1e3aa5994578dce319dca150c4c77b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6035487d066ded4b353efa1147e794ecce6c5be6715671d5d807c776ec860653",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-09-02T20:00:35Z",
    "title_canon_sha256": "6ee68aa69fb64f9b7c32f54cd07eaa3d42b854aea03f4b805a95ca853749d995"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.0528",
    "kind": "arxiv",
    "version": 2
  }
}