Pith Number

pith:JZ4QKNM7

pith:2012:JZ4QKNM7DZ7HBKHASJYCAN2KU5

not attested not anchored not stored refs pending

GEOS RR Lyr Survey: Blazhko Period Measurement of Three RRab Stars - CX Lyrae, NU Aurigae and VY Corona Borealis

F. Fumagalli, Franz-Josef Hambsch, Jean-Francois Le Borgne, J-M Llapasset, Kenneth Menzies, Marco Nobile, Pierre de Ponthiere, Richard Sabo, Tom Krajci

arxiv:1212.0034 v1 · 2012-11-30 · 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{JZ4QKNM7DZ7HBKHASJYCAN2KU5}

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	2026-05-18T03:39:27.555503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e7905359f1e7e70a8e0927020374aa778615a92acfe38cf6b61c5f3344300c6

Aliases

arxiv: 1212.0034 · arxiv_version: 1212.0034v1 · doi: 10.48550/arxiv.1212.0034 · pith_short_12: JZ4QKNM7DZ7H · pith_short_16: JZ4QKNM7DZ7HBKHA · pith_short_8: JZ4QKNM7

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/JZ4QKNM7DZ7HBKHASJYCAN2KU5 \
  | 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: 4e7905359f1e7e70a8e0927020374aa778615a92acfe38cf6b61c5f3344300c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8cbee75509692123fbb5360cf4b07b9e8adec060ec74be779091fd9aa642087",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-11-30T22:45:33Z",
    "title_canon_sha256": "96781a6ff209f5b636d01e2c1c16a421f4851fd64d1685c4ab95e03c4cff2fd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0034",
    "kind": "arxiv",
    "version": 1
  }
}