Pith Number

pith:GFVP6AFZ

pith:2018:GFVP6AFZQ5GWDZMKTCDTCDI26M

not attested not anchored not stored refs pending

About 30% of Sun-like Stars Have Kepler-like Planetary Systems: A Study of their Intrinsic Architecture

Cristobal Petrovich, Jiwei Xie, Subo Dong, Wei Zhu (CITA), Yanqin Wu

arxiv:1802.09526 v2 · 2018-02-26 · 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{GFVP6AFZQ5GWDZMKTCDTCDI26M}

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	2026-05-18T00:11:37.898898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

316aff00b9874d61e58a9887310d1af32dbde1b98ba73bb8a59feb4cd71e572d

Aliases

arxiv: 1802.09526 · arxiv_version: 1802.09526v2 · doi: 10.48550/arxiv.1802.09526 · pith_short_12: GFVP6AFZQ5GW · pith_short_16: GFVP6AFZQ5GWDZMK · pith_short_8: GFVP6AFZ

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/GFVP6AFZQ5GWDZMKTCDTCDI26M \
  | 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: 316aff00b9874d61e58a9887310d1af32dbde1b98ba73bb8a59feb4cd71e572d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c7480d9c3d820d9cff91e3d19b0098645ecbd3bf1adad08c5d42f1289af8b1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-02-26T19:00:00Z",
    "title_canon_sha256": "9a43d0d39fe391f6c7dd05d81d28bc09454ca9cc4f3af10f651d5cb7560d8a1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09526",
    "kind": "arxiv",
    "version": 2
  }
}