Pith Number

pith:IKEYLXYR

pith:2014:IKEYLXYRRVLTYHQL2SH2UR3MDI

not attested not anchored not stored refs pending

iPTF13bvn: The First Evidence of a Binary Progenitor for a Type Ib Supernova

Devendra K. Sahu, Gaston Folatelli, G.C. Anupama, Hanindyo Kuncarayakti, Ken'ichi Nomoto, Melina C. Bersten, Omar G. Benvenuto, Robert Quimby, Shubham Srivastav

arxiv:1403.7288 v2 · 2014-03-28 · 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{IKEYLXYRRVLTYHQL2SH2UR3MDI}

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.

Cited by

1 paper in Pith

Neutron star-companion interaction in core collapse supernovae. Population synthesis based on detailed binary evolution models

Receipt and verification

First computed	2026-05-18T01:43:44.437642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

428985df118d573c1e0bd48faa476c1a3375f0bf77d0ea873cc74c9e2b8cb2c8

Aliases

arxiv: 1403.7288 · arxiv_version: 1403.7288v2 · doi: 10.48550/arxiv.1403.7288 · pith_short_12: IKEYLXYRRVLT · pith_short_16: IKEYLXYRRVLTYHQL · pith_short_8: IKEYLXYR

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/IKEYLXYRRVLTYHQL2SH2UR3MDI \
  | 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: 428985df118d573c1e0bd48faa476c1a3375f0bf77d0ea873cc74c9e2b8cb2c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbce037c404edd82f19a6a2da2c9d45e5968ccddfad00cc39612a53a574d89b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-03-28T07:30:40Z",
    "title_canon_sha256": "44d5d7e24faa7ca662e87172b5b6bd3c91f65944ccea784116a38d2a660c87cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.7288",
    "kind": "arxiv",
    "version": 2
  }
}