Pith Number

pith:LWT6LZEK

pith:2011:LWT6LZEKY5JMAJDZ4GOA2U4JCS

not attested not anchored not stored refs pending

Sounding open clusters: asteroseismic constraints from Kepler on the properties of NGC 6791 and NGC 6819

Andrea Miglio, Benoit Mosser, Daniel Huber, Dennis Stello, Frank Grundahl, Hans Bruntt, Hans Kjeldsen, Jeffrey C. Smith, Jerome Ballot, Joergen Christensen-Dalsgaard, Karsten Brogaard, Khadeejah A. Ibrahim, Lisa Esch, Michael Gruberbauer, Michael M. Fanelli, Mutlu Yildiz, Ning Gai Yvonne Elsworth, Rafael A. Garcia, Ronald L. Gilliland, Sarbani Basu, Saskia Hekker, Savita Mathur, Thomas Kallinger, Timothy R. Bedding, William J. Chaplin

arxiv:1102.2231 v1 · 2011-02-10 · 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{LWT6LZEKY5JMAJDZ4GOA2U4JCS}

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	2026-05-18T02:03:12.406602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5da7e5e48ac752c02479e19c0d538914948d705c90350ba4f5932cb89a0c2c4b

Aliases

arxiv: 1102.2231 · arxiv_version: 1102.2231v1 · doi: 10.48550/arxiv.1102.2231 · pith_short_12: LWT6LZEKY5JM · pith_short_16: LWT6LZEKY5JMAJDZ · pith_short_8: LWT6LZEK

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/LWT6LZEKY5JMAJDZ4GOA2U4JCS \
  | 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: 5da7e5e48ac752c02479e19c0d538914948d705c90350ba4f5932cb89a0c2c4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e39a7b1472b61cd1c86a9a48f50ff4b0ef441d6e5a7eb527a5a4e8fda9750537",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-02-10T21:00:06Z",
    "title_canon_sha256": "4b984b27de9f50721c75b26a4e2646a16cd5fc2a4a5060faea0f66c88c151786"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2231",
    "kind": "arxiv",
    "version": 1
  }
}