Pith Number

pith:IQR3PQMZ

pith:2018:IQR3PQMZZNKHPQSW3IKL6DMRXR

not attested not anchored not stored refs pending

The California-Kepler Survey. VI: Kepler Multis and Singles Have Similar Planet and Stellar Properties Indicating a Common Origin

Andrew W. Howard, Benjamin J. Fulton, Erik A. Petigura, Evan Sinukoff, Geoffrey W. Marcy, Howard T. Isaacson, Jason F. Rowe, Joshua N. Winn, Lauren M. Weiss, Lea Hirsch

arxiv:1808.03010 v2 · 2018-08-09 · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IQR3PQMZZNKHPQSW3IKL6DMRXR}

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	2026-05-18T00:01:07.008440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4423b7c199cb5477c256da14bf0d91bc46fe94333affe4f1ff921b0e2cd089a0

Aliases

arxiv: 1808.03010 · arxiv_version: 1808.03010v2 · doi: 10.48550/arxiv.1808.03010 · pith_short_12: IQR3PQMZZNKH · pith_short_16: IQR3PQMZZNKHPQSW · pith_short_8: IQR3PQMZ

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/IQR3PQMZZNKHPQSW3IKL6DMRXR \
  | 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: 4423b7c199cb5477c256da14bf0d91bc46fe94333affe4f1ff921b0e2cd089a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c49218f40d722ab7ab1c8d5143a6836befc4f711d703a3c1fc50734e8053e38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-08-09T03:51:13Z",
    "title_canon_sha256": "79b103816f1872c32a3d12cc29913aaa89fe9d33b3a0aff30233cfb2831d59a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03010",
    "kind": "arxiv",
    "version": 2
  }
}