Pith Number

pith:SUSL42UN

pith:2025:SUSL42UN6WEVGNSMSOQ5UV47R3

not attested not anchored not stored refs pending

Exploring the connection between atmosphere models and evolution models of very massive stars

Andreas A. C. Sander, Elisa C. Sch\"osser, Gemma Gonz\'alez-Tor\`a, Joris Josiek, Matheus Bernini-Peron, Nicolas Moens, Roel R. Lefever, Sylvia Ekstr\"om, Varsha Ramachandran

arxiv:2504.08880 v1 · 2025-04-11 · 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{SUSL42UN6WEVGNSMSOQ5UV47R3}

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	2026-07-05T11:06:13.101042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9524be6a8df58953364c93a1da579f8ed9554e97b7ebbeeb5c7d9ea896ff7339

Aliases

arxiv: 2504.08880 · arxiv_version: 2504.08880v1 · doi: 10.48550/arxiv.2504.08880 · pith_short_12: SUSL42UN6WEV · pith_short_16: SUSL42UN6WEVGNSM · pith_short_8: SUSL42UN

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/SUSL42UN6WEVGNSMSOQ5UV47R3 \
  | 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: 9524be6a8df58953364c93a1da579f8ed9554e97b7ebbeeb5c7d9ea896ff7339

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "579f85ac17909d1f658f0665068a4b23292c013910091f2b18de7ceabee10e06",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-04-11T18:00:00Z",
    "title_canon_sha256": "e0e2f406dcfc7ba8bb1338b85427fd99abf9b6d2edcc6e5673aacfc39dd2f17b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.08880",
    "kind": "arxiv",
    "version": 1
  }
}