Pith Number

pith:JVK44K4P

pith:2015:JVK44K4P4ZA4ZROFE4S2BHJZKT

not attested not anchored not stored refs pending

The superluminous SN DES13S2cmm as a signature of a Quark-Nova in a He-HMXB system

Astronomy, Canada), Denis Leahy, Nico Koning (Department of Physics, Rachid Ouyed, University of Calgary

arxiv:1502.06892 v2 · 2015-02-24 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JVK44K4P4ZA4ZROFE4S2BHJZKT}

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	2026-05-18T01:32:52.471945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d55ce2b8fe641ccc5c52725a09d3954ea0cc157629ffa85c756c30a2c7ae209

Aliases

arxiv: 1502.06892 · arxiv_version: 1502.06892v2 · doi: 10.48550/arxiv.1502.06892 · pith_short_12: JVK44K4P4ZA4 · pith_short_16: JVK44K4P4ZA4ZROF · pith_short_8: JVK44K4P

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/JVK44K4P4ZA4ZROFE4S2BHJZKT \
  | 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: 4d55ce2b8fe641ccc5c52725a09d3954ea0cc157629ffa85c756c30a2c7ae209

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f397d7bf2eaf7518b40f968b263a92787765299e78fa5104ee0d78e5b48f5158",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-02-24T17:45:51Z",
    "title_canon_sha256": "9ee341690ea5db0f0252cac6bdba6e24efd853803856fa72626f834036af3073"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06892",
    "kind": "arxiv",
    "version": 2
  }
}