Pith Number

pith:VWSI34N5

pith:2018:VWSI34N5265YLH6WGB36S4QXB4

not attested not anchored not stored refs pending

Surface gravities for 15,000 Kepler stars measured from stellar granulation and validated with Gaia DR2 parallaxes

Daniel Huber, Durlabh Pande, Hans Kjeldsen, Timothy R. Bedding

arxiv:1807.03624 v2 · 2018-07-10 · 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{VWSI34N5265YLH6WGB36S4QXB4}

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	2026-05-18T00:09:23.996538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ada48df1bdd7bb859fd63077e972170f308b93202d60ba276ff1bbf838901e70

Aliases

arxiv: 1807.03624 · arxiv_version: 1807.03624v2 · doi: 10.48550/arxiv.1807.03624 · pith_short_12: VWSI34N5265Y · pith_short_16: VWSI34N5265YLH6W · pith_short_8: VWSI34N5

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/VWSI34N5265YLH6WGB36S4QXB4 \
  | 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: ada48df1bdd7bb859fd63077e972170f308b93202d60ba276ff1bbf838901e70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30f52dfcf347bfd01e19d4cb4b0b11c552166c658cd144fc03ce50ca4b380a13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-10T13:30:57Z",
    "title_canon_sha256": "0308680d5b7c290bbbabe0ad545fe1cc5b3e7f2cadd8688e4c853faaea0fab0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03624",
    "kind": "arxiv",
    "version": 2
  }
}