Pith Number

pith:25YMHQW7

pith:2009:25YMHQW7HD4W3S6OEUP5TYN5FX

not attested not anchored not stored refs pending

Model atmospheres of chemically peculiar stars: Self-consistent empirical stratified model of HD24712

2), (2) Institute of Astronomy, (3) Department of Astronomy, Austria, D. Shulyak (1), L. Mashonkina (2), O. Kochukhov (3) ((1) Institute of Astronomy, Russia, Russian Academy of Science, Space Physics, Sweden), T. Ryabchikova (1, Uppsala University, Vienna University

arxiv:0903.3474 v1 · 2009-03-20 · 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{25YMHQW7HD4W3S6OEUP5TYN5FX}

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	2026-05-18T02:14:27.112210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d770c3c2df38f96dcbce251fd9e1bd2ddf245aa9706c7c84b9903b7dfbab5e4e

Aliases

arxiv: 0903.3474 · arxiv_version: 0903.3474v1 · doi: 10.48550/arxiv.0903.3474 · pith_short_12: 25YMHQW7HD4W · pith_short_16: 25YMHQW7HD4W3S6O · pith_short_8: 25YMHQW7

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/25YMHQW7HD4W3S6OEUP5TYN5FX \
  | 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: d770c3c2df38f96dcbce251fd9e1bd2ddf245aa9706c7c84b9903b7dfbab5e4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f13bedd55d1af979055f70809ff7b35e96e8b80522d8997900e8d077f495b7fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-20T09:27:52Z",
    "title_canon_sha256": "c696e3162d03d16937584309449330ec8d0cfb7742be1dc8eff6dbc5430d8163"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3474",
    "kind": "arxiv",
    "version": 1
  }
}