Pith Number

pith:LXLL7OQB

pith:2008:LXLL7OQBNA47WUN7WC3GJECMRF

not attested not anchored not stored refs pending

Implications for Galaxy Evolution from the Cosmic Evolution of Supernova Rate Density

G. Kosugi, M. Doi, N. Yasuda, T. Morokuma, T. Oda, T. Sumi, T. Totani

arxiv:0801.2194 v1 · 2008-01-15 · 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{LXLL7OQBNA47WUN7WC3GJECMRF}

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	2026-05-18T02:16:01.888839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5dd6bfba016839fb51bfb0b664904c89598297459375940b40d885febda0cf59

Aliases

arxiv: 0801.2194 · arxiv_version: 0801.2194v1 · doi: 10.48550/arxiv.0801.2194 · pith_short_12: LXLL7OQBNA47 · pith_short_16: LXLL7OQBNA47WUN7 · pith_short_8: LXLL7OQB

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/LXLL7OQBNA47WUN7WC3GJECMRF \
  | 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: 5dd6bfba016839fb51bfb0b664904c89598297459375940b40d885febda0cf59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97285396f71bd970d397f2e452a8a36009489d6e69742bb3d3c874633e8ba713",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-01-15T02:32:05Z",
    "title_canon_sha256": "eda346b9c503f73616a85a7609f0504b98396e7dcace16c23f6cf4aa38ec250d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.2194",
    "kind": "arxiv",
    "version": 1
  }
}