Pith Number

pith:I4KGB363

pith:2012:I4KGB363BO6ILLXFLE5VE5LCZ7

not attested not anchored not stored refs pending

Supernova Type Ia progenitors from merging double white dwarfs: Using a new population synthesis model

Gijs Nelemans, Silvia Toonen, Simon Portegies Zwart

arxiv:1208.6446 v1 · 2012-08-31 · astro-ph.HE · 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{I4KGB363BO6ILLXFLE5VE5LCZ7}

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	2026-05-18T01:54:49.119468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

471460efdb0bbc85aee5593b527562cffc3bb902a9e3dd6ba5f8bf909e1900b8

Aliases

arxiv: 1208.6446 · arxiv_version: 1208.6446v1 · doi: 10.48550/arxiv.1208.6446 · pith_short_12: I4KGB363BO6I · pith_short_16: I4KGB363BO6ILLXF · pith_short_8: I4KGB363

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/I4KGB363BO6ILLXFLE5VE5LCZ7 \
  | 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: 471460efdb0bbc85aee5593b527562cffc3bb902a9e3dd6ba5f8bf909e1900b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "487b5b4a0b96faeff244a40c398d72878394746cbe7ad8ba708c2e796a864a08",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-08-31T10:07:55Z",
    "title_canon_sha256": "0c3c78da343408e2500bf343bfc0eca80d1ada9ee097d299c00cadcbe52e6ef9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6446",
    "kind": "arxiv",
    "version": 1
  }
}