Pith Number

pith:5TPYCU5V

pith:2015:5TPYCU5VLOJTEGLGOXMZR6HEVK

not attested not anchored not stored refs pending

Type II supernova diversity

Joseph P. Anderson

arxiv:1510.04365 v1 · 2015-10-15 · astro-ph.HE · astro-ph.CO · 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{5TPYCU5VLOJTEGLGOXMZR6HEVK}

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	2026-05-18T01:30:07.380909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecdf8153b55b9332196675d998f8e4aa98e6eaa19ef30aeda3114fcce745f5a1

Aliases

arxiv: 1510.04365 · arxiv_version: 1510.04365v1 · doi: 10.48550/arxiv.1510.04365 · pith_short_12: 5TPYCU5VLOJT · pith_short_16: 5TPYCU5VLOJTEGLG · pith_short_8: 5TPYCU5V

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/5TPYCU5VLOJTEGLGOXMZR6HEVK \
  | 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: ecdf8153b55b9332196675d998f8e4aa98e6eaa19ef30aeda3114fcce745f5a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "822834b91fe440d64b3ffef1378000dade47f58a3b87a36a6f22841aec8b5608",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-10-15T00:53:19Z",
    "title_canon_sha256": "fa5e7ddc9c4cebf6426235999bc7209610863550f512e8538b5c5d733a46c0b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04365",
    "kind": "arxiv",
    "version": 1
  }
}