Pith Number

pith:Y6HZAIEX

pith:2009:Y6HZAIEXUNZPWUTOYU6RBWRWR5

not attested not anchored not stored refs pending

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

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

arxiv:0903.2482 v2 · 2009-03-13 · 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{Y6HZAIEXUNZPWUTOYU6RBWRWR5}

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.

Cited by

1 paper in Pith

Consistent Calibration of the Tip of the Red Giant Branch in the Large Magellanic Cloud on the Hubble Space Telescope Photometric System and a Re-determination of the Hubble Constant

Receipt and verification

First computed	2026-07-04T15:40:33.933735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c78f902097a372fb526ec53d10da368f64413ef8d60f8446c82feea32d60822c

Aliases

arxiv: 0903.2482 · arxiv_version: 0903.2482v2 · doi: 10.48550/arxiv.0903.2482 · pith_short_12: Y6HZAIEXUNZP · pith_short_16: Y6HZAIEXUNZPWUTO · pith_short_8: Y6HZAIEX

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/Y6HZAIEXUNZPWUTOYU6RBWRWR5 \
  | 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: c78f902097a372fb526ec53d10da368f64413ef8d60f8446c82feea32d60822c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "677dac9fd3b60e31a1e91161d82c0714e67d013fc1379df9f04c250758ac85e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-13T20:50:25Z",
    "title_canon_sha256": "129305f7e7caf1d76b87b8e7d9ad023871627a355bf6d7654c12cabc22534d67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2482",
    "kind": "arxiv",
    "version": 2
  }
}