Pith Number

pith:JRDDYJM4

pith:2014:JRDDYJM45S5JDZSKXHNOWVSEZD

not attested not anchored not stored refs pending

The Araucaria Project. OGLE-LMC-CEP-1718: An exotic eclipsing binary system composed of two classical overtone Cepheids in a 413-day orbit

A. Gallenne, A. Udalski, B. Pilecki, D. Graczyk, G. Bono, G. Pietrzynski, I.B. Thompson, I. Soszynski, J. Storm, N. Nardetto, P.G. Prada Moroni, P. Konorski, R. Smolec, W. Gieren

arxiv:1403.3617 v1 · 2014-03-14 · 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{JRDDYJM45S5JDZSKXHNOWVSEZD}

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	2026-05-18T00:14:23.368760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c463c259cecba91e64ab9daeb5644c8e9eb95cd31eb3d70c558430a72ea108a

Aliases

arxiv: 1403.3617 · arxiv_version: 1403.3617v1 · doi: 10.48550/arxiv.1403.3617 · pith_short_12: JRDDYJM45S5J · pith_short_16: JRDDYJM45S5JDZSK · pith_short_8: JRDDYJM4

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/JRDDYJM45S5JDZSKXHNOWVSEZD \
  | 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: 4c463c259cecba91e64ab9daeb5644c8e9eb95cd31eb3d70c558430a72ea108a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "549460b356959c145c2f5b7701e7ed9c50c05d6b9871b4d90aa9b1c9d7ef7fb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-03-14T15:46:31Z",
    "title_canon_sha256": "a09568499334b71904124bc2ee15ad43714c11c402492d8d067f34414165842a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3617",
    "kind": "arxiv",
    "version": 1
  }
}