Pith Number

pith:QRO32FKA

pith:2007:QRO32FKAGHGIOYBXBLTTROYOYY

not attested not anchored not stored refs pending

The Blackholic energy and the canonical Gamma-Ray Burst

Carlo Luciano Bianco, Federico Fraschetti, Gregory Vereshchagin, Letizia Caito, Luca Vitagliano, Maria Giovanna Dainotti, Maria Grazia Bernardini, Michael Rotondo, Pascal Chardonnet, Remo Ruffini, Roberto Guida, She-Sheng Xue

arxiv:0706.2572 v1 · 2007-06-18 · 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{QRO32FKAGHGIOYBXBLTTROYOYY}

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	2026-05-18T04:18:13.644283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

845dbd154031cc8760370ae738bb0ec6014d6e0da479633869643d12c15ee982

Aliases

arxiv: 0706.2572 · arxiv_version: 0706.2572v1 · doi: 10.48550/arxiv.0706.2572 · pith_short_12: QRO32FKAGHGI · pith_short_16: QRO32FKAGHGIOYBX · pith_short_8: QRO32FKA

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/QRO32FKAGHGIOYBXBLTTROYOYY \
  | 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: 845dbd154031cc8760370ae738bb0ec6014d6e0da479633869643d12c15ee982

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cf9dd06bb23b64010a723547b5b604a1af5fd6c3c7b6240de934c0ebdebe322",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-06-18T14:18:09Z",
    "title_canon_sha256": "1954035fe58610f7be0f0031f449b2dfdeeaf71b921231d5084d2a833fc3ff39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.2572",
    "kind": "arxiv",
    "version": 1
  }
}