Pith Number

pith:NH5L4BJS

pith:2011:NH5L4BJSNZZ4CD3TE3JOHCBBZ2

not attested not anchored not stored refs pending

Ensemble asteroseismology of red-giant stars

J. De Ridder, R.L. Gilliland, Sarbani Basu, S. Hekker, W.J. Chaplin, Y. Elsworth

arxiv:1109.0144 v1 · 2011-09-01 · 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{NH5L4BJSNZZ4CD3TE3JOHCBBZ2}

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	2026-05-18T04:14:17.258950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69fabe05326e73c10f7326d2e38821ceaa6588a27613320658bf34dc8bca9512

Aliases

arxiv: 1109.0144 · arxiv_version: 1109.0144v1 · doi: 10.48550/arxiv.1109.0144 · pith_short_12: NH5L4BJSNZZ4 · pith_short_16: NH5L4BJSNZZ4CD3T · pith_short_8: NH5L4BJS

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/NH5L4BJSNZZ4CD3TE3JOHCBBZ2 \
  | 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: 69fabe05326e73c10f7326d2e38821ceaa6588a27613320658bf34dc8bca9512

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "129073d9a40127f20c77138c129b64c7c5c957e19693cdf95cf1b92a74fd1950",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-01T10:30:53Z",
    "title_canon_sha256": "80cfe37ff10e94c46b80013164061c96c99931c0330842d52c5a4174fd43296a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0144",
    "kind": "arxiv",
    "version": 1
  }
}