Pith Number

pith:HNKBO7LH

pith:2013:HNKBO7LHN2CHFEQ3X2KKZQIBNA

not attested not anchored not stored refs pending

The superluminous supernova PS1-11ap: bridging the gap between low and high redshift

A. G. Riess, A. Jerkstrand, A. Pastorello, A. Rest, C. Inserra, C. W. Stubbs, D. A. Howell, D. Milisavljevic, D. R. Young, D. Wright, E. A. Magnier, E. Berger, F. Bresolin, H. Flewelling, I. Czekala, J. L. Tonry, K. C. Chambers, K. Smith, K. W. Hodapp, M. Drout, M. E. Huber, M. Fraser, M. McCrum, M. Nicholl, M. T. Botticella, N. Kaiser, N. Metcalfe, P. Draper, R. Chornock, R. J. Foley, R. J. Wainscoat, R. Kotak, R.-P. Kudritzki, S. A. Rodney, S. J. Smartt, S. Valenti, T.-W. Chen, W. M. Wood-Vasey, W. S. Burgett, W. Sweeney

arxiv:1310.4417 v2 · 2013-10-16 · astro-ph.CO · 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{HNKBO7LHN2CHFEQ3X2KKZQIBNA}

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	2026-05-18T01:46:58.808931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b54177d676e8472921bbe94acc1016835aba719e7023c8a9997d2c02aa31aef

Aliases

arxiv: 1310.4417 · arxiv_version: 1310.4417v2 · doi: 10.48550/arxiv.1310.4417 · pith_short_12: HNKBO7LHN2CH · pith_short_16: HNKBO7LHN2CHFEQ3 · pith_short_8: HNKBO7LH

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/HNKBO7LHN2CHFEQ3X2KKZQIBNA \
  | 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: 3b54177d676e8472921bbe94acc1016835aba719e7023c8a9997d2c02aa31aef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c00f2bf68efa078fc171f0bc8d91157590d9083e0b9d7f85888e0633cc98370",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-10-16T15:24:31Z",
    "title_canon_sha256": "582e3fac0f74da19e8d501da0274f63170334a79b4ac03a08bdc2c589e5c95c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4417",
    "kind": "arxiv",
    "version": 2
  }
}