Pith Number

pith:2PLJT3F2

pith:2003:2PLJT3F2KPNM3SVRRVSG26WDY5

not attested not anchored not stored refs pending

On the Geometry of the High-Velocity Ejecta of the Peculiar Type Ia Supernova 2000cx

Alexei V. Filippenko, David Branch, E. Baron, Ken'ichi Nomoto, R. C. Thomas, Weidong Li

arxiv:astro-ph/0302260 v2 · 2003-02-13 · 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{2PLJT3F2KPNM3SVRRVSG26WDY5}

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	2026-07-04T16:36:29.658505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3d699ecba53dacdcab18d646d7ac3c77c422964a69db241b31cc42c43dbdb56

Aliases

arxiv: astro-ph/0302260 · arxiv_version: astro-ph/0302260v2 · doi: 10.48550/arxiv.astro-ph/0302260 · pith_short_12: 2PLJT3F2KPNM · pith_short_16: 2PLJT3F2KPNM3SVR · pith_short_8: 2PLJT3F2

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/2PLJT3F2KPNM3SVRRVSG26WDY5 \
  | 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: d3d699ecba53dacdcab18d646d7ac3c77c422964a69db241b31cc42c43dbdb56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08cc48192d49db5271bead88bc254b6a22312955c2bd7f6f3f9426321539b6e4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-02-13T20:16:12Z",
    "title_canon_sha256": "7a4fa59d0672f87cf157926787e9ff9593eaba177e957b95b7fc1bf7b2c9491a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0302260",
    "kind": "arxiv",
    "version": 2
  }
}