Pith Number

pith:ERJKIBP4

pith:2014:ERJKIBP4KZ6GW6RFFL6W7DZ6DP

not attested not anchored not stored refs pending

Blazhko-type modulation in the double-mode RR Lyrae stars of the OGLE Galactic bulge collection

A. Udalski, D. Skowron, G. Pietrzy\'nski, I. Soszy\'nski, J. Skowron, K. Ulaczyk, {\L}. Wyrzykowski, M.K. Szyma\'nski, P. Mr\'oz, P. Pietrukowicz, R. Poleski, R. Smolec, S. Koz{\l}owski

arxiv:1411.2447 v2 · 2014-11-10 · 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{ERJKIBP4KZ6GW6RFFL6W7DZ6DP}

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	2026-05-18T02:28:20.401012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2452a405fc567c6b7a252afd6f8f3e1bc0ae4e36e8626d231175f9307d5702ca

Aliases

arxiv: 1411.2447 · arxiv_version: 1411.2447v2 · doi: 10.48550/arxiv.1411.2447 · pith_short_12: ERJKIBP4KZ6G · pith_short_16: ERJKIBP4KZ6GW6RF · pith_short_8: ERJKIBP4

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/ERJKIBP4KZ6GW6RFFL6W7DZ6DP \
  | 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: 2452a405fc567c6b7a252afd6f8f3e1bc0ae4e36e8626d231175f9307d5702ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bab9becbb7474517fbacd0578b2bc9013755ef4541acb1fcab5add7e38b5bb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-11-10T14:56:52Z",
    "title_canon_sha256": "ef443b4a71e81065fee464ef1b2447399c8f585c67cdb0ffd3363e9c34525265"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2447",
    "kind": "arxiv",
    "version": 2
  }
}