Pith Number

pith:3QNASLPF

pith:1998:3QNASLPFJZN46OHRCJZGGAYIUU

not attested not anchored not stored refs pending

Nebular velocities in type Ia Supernovae and their relationship to light curves

E. Cappellaro, I.J. Danziger, M. Turatto, P.A. Mazzali, S. Benetti

arxiv:astro-ph/9803229 v1 · 1998-03-19 · 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{3QNASLPFJZN46OHRCJZGGAYIUU}

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	2026-07-04T23:57:17.045465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc1a092de54e5bcf38f11272630308a501838d7a8879aa43611fcad66e1c26aa

Aliases

arxiv: astro-ph/9803229 · arxiv_version: astro-ph/9803229v1 · doi: 10.48550/arxiv.astro-ph/9803229 · pith_short_12: 3QNASLPFJZN4 · pith_short_16: 3QNASLPFJZN46OHR · pith_short_8: 3QNASLPF

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/3QNASLPFJZN46OHRCJZGGAYIUU \
  | 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: dc1a092de54e5bcf38f11272630308a501838d7a8879aa43611fcad66e1c26aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56f2ff6a75753d030f3263d0ab998c1077b549483a941ceb84ec42369ccd229e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-03-19T16:23:26Z",
    "title_canon_sha256": "c700b0461241c99f9e09aa7ca44f37cd3cb57f651d2544fa44b3d3154241389b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9803229",
    "kind": "arxiv",
    "version": 1
  }
}