Pith Number

pith:LH25FPUO

pith:2004:LH25FPUONK6VNYLIC7EWPNPK56

not attested not anchored not stored refs pending

Properties of Two Hypernovae Entering the Nebular Phase: SN 1997ef and SN 1997dq

A. V. Filippenko, J. Deng, K. Maeda, K. Nomoto, P. A. Mazzali, T. Matheson

arxiv:astro-ph/0409575 v1 · 2004-09-24 · 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{LH25FPUONK6VNYLIC7EWPNPK56}

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

Insights from Modeling Magnetar-driven Light Curves of Stripped-envelope Supernovae

Receipt and verification

First computed	2026-07-04T16:44:44.940241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59f5d2be8e6abd56e16817c967b5eaef989f1804046013841ea351d0fd377119

Aliases

arxiv: astro-ph/0409575 · arxiv_version: astro-ph/0409575v1 · doi: 10.48550/arxiv.astro-ph/0409575 · pith_short_12: LH25FPUONK6V · pith_short_16: LH25FPUONK6VNYLI · pith_short_8: LH25FPUO

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/LH25FPUONK6VNYLIC7EWPNPK56 \
  | 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: 59f5d2be8e6abd56e16817c967b5eaef989f1804046013841ea351d0fd377119

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c6d9a35c410be456f540d0cdd5b18c3060927283ae22815290c9a7bdd8525ef",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-09-24T02:38:00Z",
    "title_canon_sha256": "3ea23a55f8ee2719bd02b175a9c5deb9a1ef78d37c41b3a5eb6524de3e82cc71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0409575",
    "kind": "arxiv",
    "version": 1
  }
}