Pith Number

pith:DRU7HGZO

pith:2015:DRU7HGZOAYJASIUKHHXN4GZ6SP

not attested not anchored not stored refs pending

The spectacular evolution of Supernova 1996al over 15 years: a low energy explosion of a stripped massive star in a highly structured environment

Andrea Pastorello, Enrico Cappellaro, Ferdinando Patat, Giuliano Pignata, Guido Cupani, Lina Tomasella, Massimo Turatto, Nelson Caldwell, Nikolai N. Chugai, Ralph Neuhauser, Stefano Benetti, Victor P. Utrobin

arxiv:1512.01002 v1 · 2015-12-03 · 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{DRU7HGZOAYJASIUKHHXN4GZ6SP}

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	2026-05-18T01:22:32.592140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c69f39b2e061209228a39eede1b3e93c0b60a05e93d469eb8c4d5f89125fcd5

Aliases

arxiv: 1512.01002 · arxiv_version: 1512.01002v1 · doi: 10.48550/arxiv.1512.01002 · pith_short_12: DRU7HGZOAYJA · pith_short_16: DRU7HGZOAYJASIUK · pith_short_8: DRU7HGZO

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/DRU7HGZOAYJASIUKHHXN4GZ6SP \
  | 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: 1c69f39b2e061209228a39eede1b3e93c0b60a05e93d469eb8c4d5f89125fcd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "603d362e769f9eb96481d77b99c74da778e889b8a96ba83a96f08fb99a296862",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-03T09:18:03Z",
    "title_canon_sha256": "a5a2cf08a26613a60e84dd9e40bf08466095ffe7524fc5e118075a3e4d6785e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01002",
    "kind": "arxiv",
    "version": 1
  }
}