Pith Number

pith:AOIVIMQA

pith:2013:AOIVIMQA5YWDXQYZHS5FNECDIP

not attested not anchored not stored refs pending

PS1-12sk is a Peculiar Supernova From a He-rich Progenitor System in a Brightest Cluster Galaxy Environment

A. M. Soderberg, A. Rest, A. S. Friedman, D. J. Sand, D. Milisavljevic, D. Wright, E. Berger, G. H. Marion, J. L. Tonry, J. S.Mulchaey, K. C. Chambers, K. Huang, K. W. Hodapp, K. W. Smith, L. Chomiuk, L. Magill, M. Fraser, M. Moe, M. R. Drout, N. E. Sanders, P. A. Price, R. Chornock, R. J. Foley, R. Kotak, R. Lunnan, R. Margutti, R. P. Kirshner, R. P. Kudritzki, S. J. Smartt, W. R. Brown, W. S. Burgett, Y. Urata

arxiv:1303.1818 v2 · 2013-03-07 · 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{AOIVIMQA5YWDXQYZHS5FNECDIP}

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	2026-05-18T03:10:24.195257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0391543200ee2c3bc3193cba56904343ed7fbd75da68f0586b9292b44a470ea9

Aliases

arxiv: 1303.1818 · arxiv_version: 1303.1818v2 · doi: 10.48550/arxiv.1303.1818 · pith_short_12: AOIVIMQA5YWD · pith_short_16: AOIVIMQA5YWDXQYZ · pith_short_8: AOIVIMQA

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/AOIVIMQA5YWDXQYZHS5FNECDIP \
  | 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: 0391543200ee2c3bc3193cba56904343ed7fbd75da68f0586b9292b44a470ea9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "391d37ea35746648bfeafecf466b1228c0c2a511a7e65f77f37713dc7587bd3c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-07T21:00:01Z",
    "title_canon_sha256": "dea080643402d39dc4b7ee8455fff73fe7e8f0be4727d7a1b0320ff3634ff460"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1818",
    "kind": "arxiv",
    "version": 2
  }
}