Pith Number

pith:L4XE47CH

pith:2006:L4XE47CH4SNRTC65SLV2XDOATG

not attested not anchored not stored refs pending

The Type Ia supernova 2004S, a clone of SN 2001el, and the optimal photometric bands for extinction estimation

David Gonzalez, Jose Luis Prieto, Juan Espinoza, Justyn R. Maund, Kevin Krisciunas, Maria Elena Salvo, Nancy Elias de la Rosa, Nicholas B. Suntzeff, Peter M. Garnavich, Rolf-Peter Kudritzki, Stephen J. Smartt, Vallery Stanishev

arxiv:astro-ph/0609268 v1 · 2006-09-10 · 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{L4XE47CH4SNRTC65SLV2XDOATG}

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	2026-07-04T15:25:53.293783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f2e4e7c47e49b198bdd92ebab8dc099973bfd47282f469494f2ac2c7d70fd5a

Aliases

arxiv: astro-ph/0609268 · arxiv_version: astro-ph/0609268v1 · doi: 10.48550/arxiv.astro-ph/0609268 · pith_short_12: L4XE47CH4SNR · pith_short_16: L4XE47CH4SNRTC65 · pith_short_8: L4XE47CH

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/L4XE47CH4SNRTC65SLV2XDOATG \
  | 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: 5f2e4e7c47e49b198bdd92ebab8dc099973bfd47282f469494f2ac2c7d70fd5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "610c5d6c9af4cd2ab7aaefc761a777d9ce95556595714667ac91161995eb46b3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-09-10T19:28:25Z",
    "title_canon_sha256": "669f5be2b29ab97aba5d57e8a7ed96ca1a8b7abc7c43832309c0a8fa10ccd84d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0609268",
    "kind": "arxiv",
    "version": 1
  }
}