Pith Number

pith:72OTN3CS

pith:2007:72OTN3CSJZ6F4OFTOHXDOODNWP

not attested not anchored not stored refs pending

The Luminous and Carbon-Rich Supernova 2006gz: A Double Degenerate Merger?

D. L. DePoy, J. L. Prieto, J. Parrent, M. Hicken, P. M. Garnavich, R. P. Kirshner, S. Blondin

arxiv:0709.1501 v1 · 2007-09-11 · 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{72OTN3CSJZ6F4OFTOHXDOODNWP}

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	2026-07-04T17:05:38.324660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe9d36ec524e7c5e38b371ee37386db3e4b7d4f6fd2b22d99b763bc53afd5ca0

Aliases

arxiv: 0709.1501 · arxiv_version: 0709.1501v1 · doi: 10.48550/arxiv.0709.1501 · pith_short_12: 72OTN3CSJZ6F · pith_short_16: 72OTN3CSJZ6F4OFT · pith_short_8: 72OTN3CS

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/72OTN3CSJZ6F4OFTOHXDOODNWP \
  | 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: fe9d36ec524e7c5e38b371ee37386db3e4b7d4f6fd2b22d99b763bc53afd5ca0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "465971521d8b928ae34a27d24c44982f782349f07cc6208c87eba7c2069eeaad",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-11T19:45:07Z",
    "title_canon_sha256": "4e8508cc78fd34cc286a54092d25783cf407db4219d4bfbea5e18b4ffd35800c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.1501",
    "kind": "arxiv",
    "version": 1
  }
}