Pith Number

pith:P2NL5QTV

pith:2011:P2NL5QTVPVSS3ERNEM2ZSNYANL

not attested not anchored not stored refs pending

PTF11eon/SN2011dh: Discovery of a Type IIb Supernova From a Compact Progenitor in the Nearby Galaxy M51

Alexei V. Filippenko, Amedee Riou, Assaf Horesh, Assaf Sternberg, Avishay Gal-Yam, Chris J. Mottram, David Bersier, David Polishook, Derek B. Fox, Dong Xu, Dovi Poznanski, Elena Pian, Eli Waxman, Emma S. Walker, Eran O. Ofek, Evgeny Gorbikov, Iair Arcavi, Ilan Manulis, Itay Rabinak, Jeffrey M. Silverman, Jonathan M. Marchant, Joshua S. Bloom, Judith G. Cohen, Kate Maquire, Kelsey I. Clubb, Mansi M. Kasliwal, Mark Sullivan, Michael T. Kandrashoff, Ofer Yaron, Paulo A. Mazzali, Peter E. Nugent, Philip James, Robert J. Smith, Robert M. Barnsley, Robert M. Quimby, Sagi Ben-Ami, S. Bradley Cenko, Shrinivas R. Kulkarni, Stephane Lamotte-Bailey, Thomas Griga, Thomas Matheson, Weidong Li, Yen-Chen Pan

arxiv:1106.3551 v1 · 2011-06-17 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P2NL5QTVPVSS3ERNEM2ZSNYANL}

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	2026-05-18T02:01:35.495867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e9abec2757d652d922d23359937006adf894614b5266e0d5b3cd221756322d3

Aliases

arxiv: 1106.3551 · arxiv_version: 1106.3551v1 · doi: 10.48550/arxiv.1106.3551 · pith_short_12: P2NL5QTVPVSS · pith_short_16: P2NL5QTVPVSS3ERN · pith_short_8: P2NL5QTV

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/P2NL5QTVPVSS3ERNEM2ZSNYANL \
  | 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: 7e9abec2757d652d922d23359937006adf894614b5266e0d5b3cd221756322d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4586cd24db5b9e74269e7c7269b7729e579a3eda0fbd2f157ac930582c6c161b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-17T19:13:54Z",
    "title_canon_sha256": "a27e1a59bbd360c0b51d2b75f141ec464c571ce4585da126981584a67c75b8cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.3551",
    "kind": "arxiv",
    "version": 1
  }
}