Pith Number

pith:7467ECLA

pith:2003:7467ECLA6MG3LWMZECM26EFCUR

not attested not anchored not stored refs pending

Understanding Type II Supernovae

A. Pastorello, L. Zampieri, M. Ramina

arxiv:astro-ph/0310057 v1 · 2003-10-02 · 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{7467ECLA6MG3LWMZECM26EFCUR}

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	2026-07-04T14:12:57.474081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff3df20960f30db5d9992099af10a2a442813c8f04b6e86d10fc887646d264a3

Aliases

arxiv: astro-ph/0310057 · arxiv_version: astro-ph/0310057v1 · doi: 10.48550/arxiv.astro-ph/0310057 · pith_short_12: 7467ECLA6MG3 · pith_short_16: 7467ECLA6MG3LWMZ · pith_short_8: 7467ECLA

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/7467ECLA6MG3LWMZECM26EFCUR \
  | 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: ff3df20960f30db5d9992099af10a2a442813c8f04b6e86d10fc887646d264a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74e6e7d20411f0683453f103f17dca14bde455a3ab638b49445769f96b848d8e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-10-02T13:00:10Z",
    "title_canon_sha256": "e716b5f509f17ef68817ac8552555fae88bd082a141e83f85ecd05a0f683f223"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0310057",
    "kind": "arxiv",
    "version": 1
  }
}