Pith Number

pith:WESPAZNV

pith:2010:WESPAZNVXLADFNW2I7KRWBZ2R2

not attested not anchored not stored refs pending

The Optical Gravitational Lensing Experiment. The OGLE-III Catalog of Variable Stars. VI. Delta Scuti Stars in the Large Magellanic Cloud

A. Udalski, G. Pietrzy\'nski, I. Soszy\'nski, K. Ulaczyk, {\L}. Wyrzykowski, M.K. Szyma\'nski, M. Kubiak, O. Szewczyk, R. Poleski

arxiv:1004.0950 v1 · 2010-04-06 · 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{WESPAZNVXLADFNW2I7KRWBZ2R2}

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	2026-07-04T17:27:41.594253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b124f065b5bac032b6da47d51b073a8ea5c589daa1ec8a9d654d5c26252c6a41

Aliases

arxiv: 1004.0950 · arxiv_version: 1004.0950v1 · doi: 10.48550/arxiv.1004.0950 · pith_short_12: WESPAZNVXLAD · pith_short_16: WESPAZNVXLADFNW2 · pith_short_8: WESPAZNV

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/WESPAZNVXLADFNW2I7KRWBZ2R2 \
  | 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: b124f065b5bac032b6da47d51b073a8ea5c589daa1ec8a9d654d5c26252c6a41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce52ea93c8a980307a694251cb39fe3557219810d39f2d3569d361e6f0ac6989",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-04-06T20:00:03Z",
    "title_canon_sha256": "c5673465bb15caf258ad06d6e3fbf6653a5304f3ca09ac9e4f2dcfba31239133"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0950",
    "kind": "arxiv",
    "version": 1
  }
}