Pith Number

pith:Q7CEQBDV

pith:2010:Q7CEQBDVVAEBR2JLGT2ZOJMFFM

not attested not anchored not stored refs pending

The delay time distribution of type Ia supernovae: a comparison between theory and observation

D. Vanbeveren, E. De Donder, J.P. De Greve, N. Mennekens

arxiv:1003.2491 v1 · 2010-03-12 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q7CEQBDVVAEBR2JLGT2ZOJMFFM}

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	2026-05-18T02:24:37.764988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87c4480475a80818e92b34f59725852b1b5d4f07a4795625803d4ad90ce491ac

Aliases

arxiv: 1003.2491 · arxiv_version: 1003.2491v1 · doi: 10.48550/arxiv.1003.2491 · pith_short_12: Q7CEQBDVVAEB · pith_short_16: Q7CEQBDVVAEBR2JL · pith_short_8: Q7CEQBDV

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/Q7CEQBDVVAEBR2JLGT2ZOJMFFM \
  | 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: 87c4480475a80818e92b34f59725852b1b5d4f07a4795625803d4ad90ce491ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2329d4e306e82db075b6c3bb1d0cc89af1b9b8053df22bab01ebbc8a08a28e6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-03-12T08:37:26Z",
    "title_canon_sha256": "7c288324facde4f00b09c42b67157dc1355551b1b22ef1e9cc6bbbb91965966d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.2491",
    "kind": "arxiv",
    "version": 1
  }
}