Pith Number

pith:TUNZCPPX

pith:2011:TUNZCPPXTAGDO2C43AEEQNUPEU

not attested not anchored not stored refs pending

Wind modelling of very massive stars up to 300 solar masses

A. de Koter, B. Anthonisse, G. Graefener, Jorick S. Vink (Armagh Observatory), L.E. Muijres, N. Langer

arxiv:1105.0556 v2 · 2011-05-03 · astro-ph.SR · astro-ph.CO · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TUNZCPPXTAGDO2C43AEEQNUPEU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:02:09.714192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d1b913df7980c37685cd80848368f253c562ced792a142791beb5bc503ed823

Aliases

arxiv: 1105.0556 · arxiv_version: 1105.0556v2 · doi: 10.48550/arxiv.1105.0556 · pith_short_12: TUNZCPPXTAGD · pith_short_16: TUNZCPPXTAGDO2C4 · pith_short_8: TUNZCPPX

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/TUNZCPPXTAGDO2C43AEEQNUPEU \
  | 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: 9d1b913df7980c37685cd80848368f253c562ced792a142791beb5bc503ed823

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3093e6cce600a9ce1304f2616f893f81dd2dc7dc9f14bc487c6081ba4834f9c6",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-05-03T11:39:10Z",
    "title_canon_sha256": "404773860d984e2d6e41abc0aa1657c70642e8e50fdd774d28329deee3d18647"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0556",
    "kind": "arxiv",
    "version": 2
  }
}