Pith Number

pith:4IMDY7FU

pith:2012:4IMDY7FUALY4R2SGFA4X7XPDC2

not attested not anchored not stored refs pending

An extensive photometric study of the Blazhko RR Lyrae star RZ Lyr

\'A. D\'ozsa, \'A. S\'odor, B. Belucz, B. Szeidl, E. Kun, G. Hajdu, I. Nagy, J. Jurcsik, K. Posztob\'anyi, K. Vida, L. Kriskovics, L. Moln\'ar, N. G\"or\"og, P. Smitola, V. Feh\'er, Zs. K\H{o}v\'ari

arxiv:1202.4388 v3 · 2012-02-20 · 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{4IMDY7FUALY4R2SGFA4X7XPDC2}

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	2026-05-18T03:54:27.481834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2183c7cb402f1c8ea4628397fdde3168b0acabc01a342f93a21002907f7e408

Aliases

arxiv: 1202.4388 · arxiv_version: 1202.4388v3 · doi: 10.48550/arxiv.1202.4388 · pith_short_12: 4IMDY7FUALY4 · pith_short_16: 4IMDY7FUALY4R2SG · pith_short_8: 4IMDY7FU

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/4IMDY7FUALY4R2SGFA4X7XPDC2 \
  | 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: e2183c7cb402f1c8ea4628397fdde3168b0acabc01a342f93a21002907f7e408

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "499a2f53689e6af6f45d1f0d82579d5ceae17f2aa92933ff3b3235e0a72091bd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-02-20T17:18:08Z",
    "title_canon_sha256": "83ab9c831a987ce25485d7c4c165d88f625e1f182567a368ad62350169a4a796"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4388",
    "kind": "arxiv",
    "version": 3
  }
}