Pith Number

pith:SRNSG7ME

pith:2013:SRNSG7MEQEW7IOBQ7FPZPDEYMQ

not attested not anchored not stored refs pending

The Biggest Explosions in the Universe

Alex Heger (Monash), Chris L. Fryer (LANL), Daniel J. Whalen (LANL, Heidelberg ITA), Jarrett L. Johnson (LANL), Joseph Smidt (LANL), Ke-Jung Chen (Minnesota), Wesley Even (LANL)

arxiv:1304.4601 v3 · 2013-04-16 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SRNSG7MEQEW7IOBQ7FPZPDEYMQ}

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	2026-05-18T01:50:32.030291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

945b237d84812df43830f95f978c986417166ab5f129b187d3124c4b9e300d13

Aliases

arxiv: 1304.4601 · arxiv_version: 1304.4601v3 · doi: 10.48550/arxiv.1304.4601 · pith_short_12: SRNSG7MEQEW7 · pith_short_16: SRNSG7MEQEW7IOBQ · pith_short_8: SRNSG7ME

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/SRNSG7MEQEW7IOBQ7FPZPDEYMQ \
  | 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: 945b237d84812df43830f95f978c986417166ab5f129b187d3124c4b9e300d13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a223c5f2b7e3effd9ae65fe7f8eab1e4d84c757d3dbdcce8afa4df2e64c5ec9a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-04-16T20:00:44Z",
    "title_canon_sha256": "869ad67224cc08aa7a61e7a60f9b3f447a221da4eebc33d225b1a957dde42c90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4601",
    "kind": "arxiv",
    "version": 3
  }
}