Pith Number

pith:V525CWDV

pith:2008:V525CWDV2ITR3T3B24DHYV6U7Z

not attested not anchored not stored refs pending

Theoretical cosmic Type Ia supernova rates

F. Calura, F. Matteucci, R. Valiante, S. Recchi

arxiv:0807.2354 v2 · 2008-07-15 · 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{V525CWDV2ITR3T3B24DHYV6U7Z}

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	2026-05-18T02:15:45.073946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af75d15875d2271dcf61d7067c57d4fe65f4a9d147e5eb7437797a422d24124a

Aliases

arxiv: 0807.2354 · arxiv_version: 0807.2354v2 · doi: 10.48550/arxiv.0807.2354 · pith_short_12: V525CWDV2ITR · pith_short_16: V525CWDV2ITR3T3B · pith_short_8: V525CWDV

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/V525CWDV2ITR3T3B24DHYV6U7Z \
  | 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: af75d15875d2271dcf61d7067c57d4fe65f4a9d147e5eb7437797a422d24124a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "085db8f25e19d21b236dff03a87c8703d3f96fdb321a335e53a5f84e1fb8067c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-07-15T12:00:59Z",
    "title_canon_sha256": "4441606fde9ae0cbd275787f0dcce41aa0a01756c085b2390476095d31c93c27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.2354",
    "kind": "arxiv",
    "version": 2
  }
}