Pith Number

pith:C5VNR2LM

pith:1998:C5VNR2LMHFFQ6M4BBIQCKAEIUB

not attested not anchored not stored refs pending

Models for WR and O Star Populations in Starbursts: New Developments and Applications to Large Samples of WR Galaxies

Daniel Schaerer (OMP, Toulouse)

arxiv:astro-ph/9812357 v2 · 1998-12-18 · 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{C5VNR2LMHFFQ6M4BBIQCKAEIUB}

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.

Cited by

1 paper in Pith

Direct Evidence for Outflow Driven by Wolf-Rayet Stars in the Nearby Galaxy PGC44685

Receipt and verification

First computed	2026-07-04T14:16:27.052696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

176ad8e96c394b0f33810a20250088a057dd0026ea91c45dcf22795bad6ced2d

Aliases

arxiv: astro-ph/9812357 · arxiv_version: astro-ph/9812357v2 · doi: 10.48550/arxiv.astro-ph/9812357 · pith_short_12: C5VNR2LMHFFQ · pith_short_16: C5VNR2LMHFFQ6M4B · pith_short_8: C5VNR2LM

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/C5VNR2LMHFFQ6M4BBIQCKAEIUB \
  | 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: 176ad8e96c394b0f33810a20250088a057dd0026ea91c45dcf22795bad6ced2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "577010b96323ef43c811f4ba40cfb45d1213296d0291b7c9af1951ffa81458d1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-12-18T17:03:34Z",
    "title_canon_sha256": "1581aa3ee5de82c9f0bb17edd76a0b0ae8d4c1dc156b24bf1ed1310ece5b10e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9812357",
    "kind": "arxiv",
    "version": 2
  }
}