Pith Number

pith:DOSZRCYE

pith:2011:DOSZRCYEQX7J3Z76GASNT3GWFW

not attested not anchored not stored refs pending

On the Blazhko Effect in RR Lyrae Stars

J. Robert Buchler, Zoltan Kollath

arxiv:1101.1502 v1 · 2011-01-07 · 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{DOSZRCYEQX7J3Z76GASNT3GWFW}

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	2026-05-18T02:04:11.771664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ba5988b0485fe9de7fe3024d9ecd62daa2ead15186fbf30bb4089c2cdd8fb72

Aliases

arxiv: 1101.1502 · arxiv_version: 1101.1502v1 · doi: 10.48550/arxiv.1101.1502 · pith_short_12: DOSZRCYEQX7J · pith_short_16: DOSZRCYEQX7J3Z76 · pith_short_8: DOSZRCYE

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/DOSZRCYEQX7J3Z76GASNT3GWFW \
  | 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: 1ba5988b0485fe9de7fe3024d9ecd62daa2ead15186fbf30bb4089c2cdd8fb72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d3d4d9a9869d19091cafc8a5ebb1ffc65c6028f7fa738e3e6e710e4d43ca74f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-01-07T19:06:11Z",
    "title_canon_sha256": "728ba91acc049cd2346d25d96c1aea239092fee2fceb1482a95065eb9c94d0bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1502",
    "kind": "arxiv",
    "version": 1
  }
}