Pith Number

pith:SLBD5JV7

pith:2013:SLBD5JV7STZSX2NL5BNGSTI4JF

not attested not anchored not stored refs pending

Pulsations in the Late-type B Supergiant Star HD 202850

Mary Oksala, Michaela Kraus, Sanja Tomic

arxiv:1309.6175 v2 · 2013-09-19 · 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{SLBD5JV7STZSX2NL5BNGSTI4JF}

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	2026-05-18T02:56:59.796887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92c23ea6bf94f32be9abe85a694d1c496bc93a725cc7a91fb02cab9bba41fb3c

Aliases

arxiv: 1309.6175 · arxiv_version: 1309.6175v2 · doi: 10.48550/arxiv.1309.6175 · pith_short_12: SLBD5JV7STZS · pith_short_16: SLBD5JV7STZSX2NL · pith_short_8: SLBD5JV7

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/SLBD5JV7STZSX2NL5BNGSTI4JF \
  | 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: 92c23ea6bf94f32be9abe85a694d1c496bc93a725cc7a91fb02cab9bba41fb3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8846b8c5c6fb5c49b3a7c944679bbe254ce12ad44bda2b9016d35cc20cd4f824",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-09-19T09:21:54Z",
    "title_canon_sha256": "70e2bdd34b7e9d27c214b3b0927c390b413c10aa9ddc2e8b9f2ff5b49c8bab1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6175",
    "kind": "arxiv",
    "version": 2
  }
}