Pith Number

pith:Z4HPXOY3

pith:2009:Z4HPXOY3LMZ5QG6UWNLQGCNF6C

not attested not anchored not stored refs pending

Evidence of Asymmetry in SN 2007rt, a Type IIn Supernova

(2) INAF Osservatorio Astronomico di Padova, (3) Spitzer Science Center, (4) INAF Osservatorio Astronomico di Collurania, (5) SLOOH Telescopes, (6) TNG, (7) Max-Planck-Institut fur Astrophysik), A. Pastorello (1), C. Trundle (1), D. Hunter (1), F. Bufano (2), F.P. Keenan (1), I. Agnoletto (2), K. Maguire (1), M. Dolci (3), N. Elias-Rosa (4), R. Kotak (1), S. Benetti (2), S. Taubenberger (7) ((1) Queen's University Belfast, S. Valenti (1), T. Greiner (5), V. Lorenzi (6)

arxiv:0904.0119 v2 · 2009-04-01 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4HPXOY3LMZ5QG6UWNLQGCNF6C}

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	2026-05-18T02:14:08.395932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf0efbbb1b5b33d81bd4b3570309a5f097117344ae6a7acbfbfb71f3af970b50

Aliases

arxiv: 0904.0119 · arxiv_version: 0904.0119v2 · doi: 10.48550/arxiv.0904.0119 · pith_short_12: Z4HPXOY3LMZ5 · pith_short_16: Z4HPXOY3LMZ5QG6U · pith_short_8: Z4HPXOY3

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/Z4HPXOY3LMZ5QG6UWNLQGCNF6C \
  | 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: cf0efbbb1b5b33d81bd4b3570309a5f097117344ae6a7acbfbfb71f3af970b50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c7a474077c45c6446ed60f19af726cd37fc5bbe7d0520a25ad27d66861e4754",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-04-01T10:30:00Z",
    "title_canon_sha256": "d4b4b92ae3bfa692a5ca2fb8d656000cd5546e5d16238d3ecb796e47c29b4baa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0119",
    "kind": "arxiv",
    "version": 2
  }
}