Pith Number

pith:ST5Y3ATG

pith:2003:ST5Y3ATGZZEGPB7HCEFB23M6ZT

not attested not anchored not stored refs pending

The Type-Ia Supernova Rate in z < 1 Galaxy Clusters: Implications for Progenitors and the Source of Cluster Iron

Avishay Gal-Yam, Dan Maoz

arxiv:astro-ph/0309797 v1 · 2003-09-29 · 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{ST5Y3ATGZZEGPB7HCEFB23M6ZT}

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	2026-07-04T16:51:46.699037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94fb8d8266ce486787e7110a1d6d9eccfea7fa0aa88028743e6923db8a1e39c5

Aliases

arxiv: astro-ph/0309797 · arxiv_version: astro-ph/0309797v1 · doi: 10.48550/arxiv.astro-ph/0309797 · pith_short_12: ST5Y3ATGZZEG · pith_short_16: ST5Y3ATGZZEGPB7H · pith_short_8: ST5Y3ATG

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/ST5Y3ATGZZEGPB7HCEFB23M6ZT \
  | 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: 94fb8d8266ce486787e7110a1d6d9eccfea7fa0aa88028743e6923db8a1e39c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2d0897028f90d07de9b61da3ce8c7947940bdd522c0046e0c1f561aa28c00e2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-09-29T20:50:24Z",
    "title_canon_sha256": "4e6fa39f85fa4bd170f40f75e33c64821f46945d6621fd20e146e3579d058429"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0309797",
    "kind": "arxiv",
    "version": 1
  }
}