Pith Number

pith:3VDX45NO

pith:2009:3VDX45NOSFF2352NDVUZXTKAZV

not attested not anchored not stored refs pending

Nebular emission-line profiles of Type Ib/c Supernovae - probing the ejecta asphericity

A. Pastorello, E. Cappellaro, F. Patat, K. Maeda, M. Della Valle, M. Turatto, N. Elias-Rosa, P. A. Mazzali, S. A. Sim, S. Benetti, S. Hachinger, S. Taubenberger, S. Valenti, W. Hillebrandt

arxiv:0904.4632 v2 · 2009-04-29 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3VDX45NOSFF2352NDVUZXTKAZV}

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	2026-05-18T02:13:49.158637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd477e75ae914badf74d1d699bcd40cd76c3df44d74dd9fab16dd2ca1762a810

Aliases

arxiv: 0904.4632 · arxiv_version: 0904.4632v2 · doi: 10.48550/arxiv.0904.4632 · pith_short_12: 3VDX45NOSFF2 · pith_short_16: 3VDX45NOSFF2352N · pith_short_8: 3VDX45NO

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/3VDX45NOSFF2352NDVUZXTKAZV \
  | 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: dd477e75ae914badf74d1d699bcd40cd76c3df44d74dd9fab16dd2ca1762a810

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6c562fa05dc023fc3e513e0614f944c5f54241109d40e5f411f139f410cdb93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-04-29T14:59:19Z",
    "title_canon_sha256": "84fcf6307e2a9c36aa967ebd31ea6427baa44eee7eaf1097c5f8d50fd297cf64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.4632",
    "kind": "arxiv",
    "version": 2
  }
}