Pith Number

pith:62IOQHXB

pith:2002:62IOQHXBPTMZXU5D66JJG2ZBGZ

not attested not anchored not stored refs pending

Time-series Spectroscopy of Pulsating sdB stars III: Line Indices of PG1605+072

H. Kjeldsen, M. A. S. G. Joergensen, S. J. O'Toole, T. H. Dall, T. R. Bedding, U. Heber

arxiv:astro-ph/0212220 v1 · 2002-12-10 · 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{62IOQHXBPTMZXU5D66JJG2ZBGZ}

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	2026-07-04T16:31:23.239555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f690e81ee17cd99bd3a3f792936b21364788572fd1cce1a59b6ddf87dd26942b

Aliases

arxiv: astro-ph/0212220 · arxiv_version: astro-ph/0212220v1 · doi: 10.48550/arxiv.astro-ph/0212220 · pith_short_12: 62IOQHXBPTMZ · pith_short_16: 62IOQHXBPTMZXU5D · pith_short_8: 62IOQHXB

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/62IOQHXBPTMZXU5D66JJG2ZBGZ \
  | 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: f690e81ee17cd99bd3a3f792936b21364788572fd1cce1a59b6ddf87dd26942b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed2e409e06accfde71b31cb8210e165142c578146718c98746dbf6058a7a4b6f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-12-10T10:53:44Z",
    "title_canon_sha256": "34c31038ca66773cc2ad386f57548a1e4178315ed579cf091ddd497a757d901f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0212220",
    "kind": "arxiv",
    "version": 1
  }
}