Pith Number

pith:7E6TPIGY

pith:2006:7E6TPIGYYCV2K3X5SG4N6KCJ2Z

not attested not anchored not stored refs pending

Physical Properties of Wolf-Rayet Stars

Paul A Crowther

arxiv:astro-ph/0610356 v2 · 2006-10-12 · 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{7E6TPIGYYCV2K3X5SG4N6KCJ2Z}

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

X-rays breaking out of pre-explosion ejecta mark a supernova's first light

Receipt and verification

First computed	2026-07-04T15:22:21.717661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f93d37a0d8c0aba56efd91b8df2849d64c894ff7995ce96795cfbf34555f1093

Aliases

arxiv: astro-ph/0610356 · arxiv_version: astro-ph/0610356v2 · doi: 10.48550/arxiv.astro-ph/0610356 · pith_short_12: 7E6TPIGYYCV2 · pith_short_16: 7E6TPIGYYCV2K3X5 · pith_short_8: 7E6TPIGY

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/7E6TPIGYYCV2K3X5SG4N6KCJ2Z \
  | 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: f93d37a0d8c0aba56efd91b8df2849d64c894ff7995ce96795cfbf34555f1093

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7a576e586387acf9139823958b29fb4d708a48101968c16c21077c5b6b003e2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-10-12T09:53:21Z",
    "title_canon_sha256": "5d6f15a20187d76782a9c1b16257f2de2b707bc5c2530e8cb68bdb98773e49d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0610356",
    "kind": "arxiv",
    "version": 2
  }
}