Pith Number

pith:4O6W4LJ2

pith:2011:4O6W4LJ2M63YGHCLIGWYCZROQK

not attested not anchored not stored refs pending

Frequency dependence of the large frequency separation of solar-like oscillators: Influence of the Helium second-ionization zone

Sarbani Basu, S. Hekker, W.J. Chaplin, Y. Elsworth

arxiv:1109.2595 v1 · 2011-09-12 · 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{4O6W4LJ2M63YGHCLIGWYCZROQK}

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	2026-05-18T02:00:34.102645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3bd6e2d3a67b7831c4b41ad81662e829525150ca705611c22c38fbee82e5bfa

Aliases

arxiv: 1109.2595 · arxiv_version: 1109.2595v1 · doi: 10.48550/arxiv.1109.2595 · pith_short_12: 4O6W4LJ2M63Y · pith_short_16: 4O6W4LJ2M63YGHCL · pith_short_8: 4O6W4LJ2

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/4O6W4LJ2M63YGHCLIGWYCZROQK \
  | 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: e3bd6e2d3a67b7831c4b41ad81662e829525150ca705611c22c38fbee82e5bfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e46ca0def2fec7a48451353c622b97a1e2ea13f8867d83a30bed2a53d4cd7785",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-12T20:00:05Z",
    "title_canon_sha256": "6ff18ef5091919718826646141ecb6854da2577520d9f1707cc7efdd8643b37e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2595",
    "kind": "arxiv",
    "version": 1
  }
}