Pith Number

pith:X2KV472V

pith:2011:X2KV472VKYBVADE6PGLIZLDKKC

not attested not anchored not stored refs pending

Toward ensemble asteroseismology of ZZ Ceti stars with fully evolutionary models

Alejandra D. Romero, Alejandro H. C\'orsico, Barbara G. Castanheira, Leandro G. Althaus, Marcelo M. Miller Bertolami, S. O. Kepler

arxiv:1109.6682 v2 · 2011-09-29 · 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{X2KV472VKYBVADE6PGLIZLDKKC}

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	2026-05-18T02:00:21.264012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be955e7f555603500c9e79968cac6a508b405e6c2a13d3429b33a956255a54a4

Aliases

arxiv: 1109.6682 · arxiv_version: 1109.6682v2 · doi: 10.48550/arxiv.1109.6682 · pith_short_12: X2KV472VKYBV · pith_short_16: X2KV472VKYBVADE6 · pith_short_8: X2KV472V

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/X2KV472VKYBVADE6PGLIZLDKKC \
  | 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: be955e7f555603500c9e79968cac6a508b405e6c2a13d3429b33a956255a54a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd8f60eeb3a919e005f64782215f8cc43e7ee087039e0ee986ea4f7338332740",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-29T21:44:13Z",
    "title_canon_sha256": "2125338a3d761b18a3d5833de5375db6d4b05ebabb07e1a1deef9a3e5c78afd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6682",
    "kind": "arxiv",
    "version": 2
  }
}