Pith Number

pith:OA3VC7WR

pith:2003:OA3VC7WRLOVM7PISK2GR2YLXCD

not attested not anchored not stored refs pending

White Dwarf Asteroseismology and the ^12C(alpha,gamma)^16O Rate

Travis S. Metcalfe (Harvard-Smithsonian CfA)

arxiv:astro-ph/0303039 v1 · 2003-03-03 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OA3VC7WRLOVM7PISK2GR2YLXCD}

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	2026-07-04T16:36:34.737411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7037517ed15baacfbd12568d1d617710f62cba9a9108ddad72d1e1aa4dadd4c2

Aliases

arxiv: astro-ph/0303039 · arxiv_version: astro-ph/0303039v1 · doi: 10.48550/arxiv.astro-ph/0303039 · pith_short_12: OA3VC7WRLOVM · pith_short_16: OA3VC7WRLOVM7PIS · pith_short_8: OA3VC7WR

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/OA3VC7WRLOVM7PISK2GR2YLXCD \
  | 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: 7037517ed15baacfbd12568d1d617710f62cba9a9108ddad72d1e1aa4dadd4c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "115f426b2ca0e6015cee4666faec946bd427f5bdd551358a025368efafe7d7ba",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-03-03T16:35:44Z",
    "title_canon_sha256": "313a1dd680ae63f593de22f0e9950976c101a297ca21e2e4562c9a96947b6e14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0303039",
    "kind": "arxiv",
    "version": 1
  }
}