Pith Number

pith:RU4U6SJD

pith:2000:RU4U6SJDY7II73M4ANFTANGRUZ

not attested not anchored not stored refs pending

Supernovae as stellar objects

J.C. Niemeyer, M. Reinecke, W. Hillebrandt

arxiv:astro-ph/0012072 v1 · 2000-12-04 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RU4U6SJDY7II73M4ANFTANGRUZ}

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	2026-05-18T01:07:46.221068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d394f4923c7d08fed9c034b3034d1a673ca53469e7f0cdaf9e7ccd910ff3d88

Aliases

arxiv: astro-ph/0012072 · arxiv_version: astro-ph/0012072v1 · doi: 10.48550/arxiv.astro-ph/0012072 · pith_short_12: RU4U6SJDY7II · pith_short_16: RU4U6SJDY7II73M4 · pith_short_8: RU4U6SJD

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/RU4U6SJDY7II73M4ANFTANGRUZ \
  | 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: 8d394f4923c7d08fed9c034b3034d1a673ca53469e7f0cdaf9e7ccd910ff3d88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54803fa9e6e81040b2603c26cd1968dfaf148bce1a6ef1a63aef33ec87ad9133",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-12-04T12:05:25Z",
    "title_canon_sha256": "011385bf5e1847c971a722b5311f91962933f1f9c91062e1fcd38dc3ae6202d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0012072",
    "kind": "arxiv",
    "version": 1
  }
}