Pith Number

pith:7DN4XYVP

pith:2015:7DN4XYVPCVGKQON2W2LT25IRRI

not attested not anchored not stored refs pending

Kepler's Supernova: An Overluminous Type Ia Event Interacting with a Massive Circumstellar Medium at a Very Late Phase

Hiroshi Nakajima, Hiroshi Tsunemi, Katsuji Koyama, Keiichi Maeda, Koji Mori, Masanobu Ozaki, Masaomi Tanaka, Robert Petre, Satoru Katsuda, Yoshitomo Maeda

arxiv:1506.03135 v1 · 2015-06-09 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7DN4XYVPCVGKQON2W2LT25IRRI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:35:47.134200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8dbcbe2af154ca839bab6973d75118a1314b8535abb3a0d12f6cdde937bf8b1

Aliases

arxiv: 1506.03135 · arxiv_version: 1506.03135v1 · doi: 10.48550/arxiv.1506.03135 · pith_short_12: 7DN4XYVPCVGK · pith_short_16: 7DN4XYVPCVGKQON2 · pith_short_8: 7DN4XYVP

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/7DN4XYVPCVGKQON2W2LT25IRRI \
  | 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: f8dbcbe2af154ca839bab6973d75118a1314b8535abb3a0d12f6cdde937bf8b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ed745b7d8abff74b27ff248633867d6bf34dbdbf4e7b7caa868239b39522135",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-06-09T23:46:01Z",
    "title_canon_sha256": "5c852070906cabf17c931e1f4caa30b41fa6d21a5eef58eb7bee3c925ebf4ecd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.03135",
    "kind": "arxiv",
    "version": 1
  }
}