Pith Number

pith:O4PUP5RF

pith:2013:O4PUP5RF2AML67MZHPFJHA2RTY

not attested not anchored not stored refs pending

Rapidly accreting white dwarfs as supernova type Ia progenitors

Kelly Lepo, Marten van Kerkwijk

arxiv:1301.1368 v1 · 2013-01-07 · 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{O4PUP5RF2AML67MZHPFJHA2RTY}

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	2026-05-18T01:52:20.842935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

771f47f625d018bf7d993bca9383519e28243f1c6a98d5a89c9a90f7015a036c

Aliases

arxiv: 1301.1368 · arxiv_version: 1301.1368v1 · doi: 10.48550/arxiv.1301.1368 · pith_short_12: O4PUP5RF2AML · pith_short_16: O4PUP5RF2AML67MZ · pith_short_8: O4PUP5RF

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/O4PUP5RF2AML67MZHPFJHA2RTY \
  | 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: 771f47f625d018bf7d993bca9383519e28243f1c6a98d5a89c9a90f7015a036c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d52153f3bbed66d346b95d5c64c493438cb05e20c04ec8e839b4f165abde811",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-01-07T23:09:43Z",
    "title_canon_sha256": "c76ed2c5de9d0ee0744d82dc258132aed050f346614cb73a56c5fa944389c8dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.1368",
    "kind": "arxiv",
    "version": 1
  }
}