Pith Number

pith:53OMKMYF

pith:2005:53OMKMYFQYIVM6RHZFDCBFRFK7

not attested not anchored not stored refs pending

The Unique Type Ib Supernova 2005bf: A WN Star Explosion Model for Peculiar Light Curves and Spectra

A. Szentgyorgyi, C.H. Blake, D.K. Sahu, E.E. Falco, G.C. Anupama, H. Umeda, J. Deng, J.S. Bloom, K. Kawabata, K. Maeda, K. Nomoto, M.F. Skrutskie, M. Hicken, M. Iye, M. Modjaz, M. Tanaka, N. Inada, N. Tominaga, P.A. Mazzali, P. Challis, R.P. Kirshner, T. Minezaki, T.P. Prabhu, W.M. Wood-Vasey, Y. Yoshii

arxiv:astro-ph/0509557 v4 · 2005-09-19 · 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{53OMKMYFQYIVM6RHZFDCBFRFK7}

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	2026-07-04T17:15:11.535967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eedcc533058611567a27c94620962557efec256e76c2460ce198ffce65d5de8d

Aliases

arxiv: astro-ph/0509557 · arxiv_version: astro-ph/0509557v4 · doi: 10.48550/arxiv.astro-ph/0509557 · pith_short_12: 53OMKMYFQYIV · pith_short_16: 53OMKMYFQYIVM6RH · pith_short_8: 53OMKMYF

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/53OMKMYFQYIVM6RHZFDCBFRFK7 \
  | 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: eedcc533058611567a27c94620962557efec256e76c2460ce198ffce65d5de8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5feb7523fb3a678b08e41e181f1b0dfd717721703d52f16ee35bfcfdd77f78ba",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-19T18:16:29Z",
    "title_canon_sha256": "b90fb3b75f788cb4b9c26c13b013252ec35b11846b78132bb8dbb6964a0de527"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509557",
    "kind": "arxiv",
    "version": 4
  }
}