Pith Number

pith:SS3Q3ARB

pith:2014:SS3Q3ARBT3BARPRYZVUTY7AVRP

not attested not anchored not stored refs pending

GEOS RR Lyr survey: FM Del is indeed a cepheid

Alain Klotz, Jean-Francois Le Borgne

arxiv:1407.4961 v1 · 2014-07-18 · 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{SS3Q3ARBT3BARPRYZVUTY7AVRP}

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	2026-05-18T02:47:22.271508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94b70d82219ec208be38cd693c7c158bfecd9401bd313230422c81bf4685aef9

Aliases

arxiv: 1407.4961 · arxiv_version: 1407.4961v1 · doi: 10.48550/arxiv.1407.4961 · pith_short_12: SS3Q3ARBT3BA · pith_short_16: SS3Q3ARBT3BARPRY · pith_short_8: SS3Q3ARB

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/SS3Q3ARBT3BARPRYZVUTY7AVRP \
  | 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: 94b70d82219ec208be38cd693c7c158bfecd9401bd313230422c81bf4685aef9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "478a903273da55f4781c4f8c8071efbb8c7934f49dedebb4b9a37c3fc34689af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-07-18T11:50:33Z",
    "title_canon_sha256": "af0893a30eb79e39f5d3b19b8a5489df97b98a71a6e67e4b551d3bdd5f241af2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4961",
    "kind": "arxiv",
    "version": 1
  }
}