Pith Number

pith:JCF637XJ

pith:2012:JCF637XJMLSZWODASYMGYDKXLH

not attested not anchored not stored refs pending

QU Carinae: Supernova Ia in the making?

Bob Williams, Kent Honeycutt, Stella Kafka

arxiv:1206.6798 v1 · 2012-06-28 · 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{JCF637XJMLSZWODASYMGYDKXLH}

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	2026-05-18T01:56:40.803396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

488bedfee962e59b386096186c0d5759d9f9017c51d3b8837a84729d1c366f6d

Aliases

arxiv: 1206.6798 · arxiv_version: 1206.6798v1 · doi: 10.48550/arxiv.1206.6798 · pith_short_12: JCF637XJMLSZ · pith_short_16: JCF637XJMLSZWODA · pith_short_8: JCF637XJ

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/JCF637XJMLSZWODASYMGYDKXLH \
  | 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: 488bedfee962e59b386096186c0d5759d9f9017c51d3b8837a84729d1c366f6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9aabb697901a65258b9df88e8d54e15f3f652c0987a1a3ba4449b7984c61c61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-06-28T19:02:53Z",
    "title_canon_sha256": "634370cc50c696ff46dfab0406cb76eafd3220a7d359317a843f32ced3b1063d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.6798",
    "kind": "arxiv",
    "version": 1
  }
}