Pith Number

pith:G4CKKR6T

pith:2005:G4CKKR6TDIZTJIDN2L3M67K5XG

not attested not anchored not stored refs pending

Extracting energy from black holes: "long" and "short" GRBs and their astrophysical settings

Carlo Luciano Bianco, Federico Fraschetti, Luca Vitagliano, Maria Grazia Bernardini, Massimiliano Lattanzi, Pascal Chardonnet, Remo Ruffini, She-Sheng Xue, Vahe Gurzadyan

arxiv:astro-ph/0505166 v1 · 2005-05-09 · 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{G4CKKR6TDIZTJIDN2L3M67K5XG}

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	2026-05-18T04:36:29.997983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3704a547d31a3334a06dd2f6cf7d5db98d51567e6b8af232bdd41dcefa8d63a6

Aliases

arxiv: astro-ph/0505166 · arxiv_version: astro-ph/0505166v1 · doi: 10.48550/arxiv.astro-ph/0505166 · pith_short_12: G4CKKR6TDIZT · pith_short_16: G4CKKR6TDIZTJIDN · pith_short_8: G4CKKR6T

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/G4CKKR6TDIZTJIDN2L3M67K5XG \
  | 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: 3704a547d31a3334a06dd2f6cf7d5db98d51567e6b8af232bdd41dcefa8d63a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3e5e89bb77441dff061279cc91fb85d67cd4e1a4b54aa61b54883f0768a3075",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-05-09T10:26:21Z",
    "title_canon_sha256": "02527465a39cf0d2bf062dffd592d7886ae6edc3a82a84e49f2d4e6c62f5f852"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0505166",
    "kind": "arxiv",
    "version": 1
  }
}