Pith Number

pith:B7IO7VUP

pith:2013:B7IO7VUPS3CTW5HQ2DMYP7NEPL

not attested not anchored not stored refs pending

Single degenerate supernova type Ia progenitors

G. Nelemans, M.C.P. Bours, S. Toonen

arxiv:1302.2629 v1 · 2013-02-11 · 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{B7IO7VUPS3CTW5HQ2DMYP7NEPL}

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	2026-05-18T01:51:42.474714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fd0efd68f96c53b74f0d0d987fda47ada4f199d342e723ef208cd75fa0f5e90

Aliases

arxiv: 1302.2629 · arxiv_version: 1302.2629v1 · doi: 10.48550/arxiv.1302.2629 · pith_short_12: B7IO7VUPS3CT · pith_short_16: B7IO7VUPS3CTW5HQ · pith_short_8: B7IO7VUP

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/B7IO7VUPS3CTW5HQ2DMYP7NEPL \
  | 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: 0fd0efd68f96c53b74f0d0d987fda47ada4f199d342e723ef208cd75fa0f5e90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbc7543c64ec774d945231352af073e1b57a65883f66d3d1679a58a33f58da75",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-02-11T21:00:07Z",
    "title_canon_sha256": "fee89ebd416b591d3b1a6299a46892b6f11410daed14b32569c3f3a332db6b03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2629",
    "kind": "arxiv",
    "version": 1
  }
}