Pith Number

pith:LK2G75QO

pith:2019:LK2G75QOFQ33OFE5NEUQM3U7PH

not attested not anchored not stored refs pending

Asteroseismic ages of red-giant stars from grid-based modelling: the impact of systematics in effective temperature or metallicity

Sarbani Basu, Saskia Hekker

arxiv:1910.14108 v1 · 2019-10-30 · 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{LK2G75QOFQ33OFE5NEUQM3U7PH}

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	2026-07-05T00:16:07.508664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ab46ff60e2c37b7149d6929066e9f79ebe6f60d31e0018541957b86d7f3e07c

Aliases

arxiv: 1910.14108 · arxiv_version: 1910.14108v1 · doi: 10.48550/arxiv.1910.14108 · pith_short_12: LK2G75QOFQ33 · pith_short_16: LK2G75QOFQ33OFE5 · pith_short_8: LK2G75QO

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/LK2G75QOFQ33OFE5NEUQM3U7PH \
  | 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: 5ab46ff60e2c37b7149d6929066e9f79ebe6f60d31e0018541957b86d7f3e07c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "481c1884ccc19beae2bc6c9298d3a73e0cc4abf883bc411624627039939becc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-10-30T19:58:37Z",
    "title_canon_sha256": "87769d1d52eaa7929bd86c5cd7103eb94b00a67216b4dff223df40c96fd77971"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.14108",
    "kind": "arxiv",
    "version": 1
  }
}