Pith Number

pith:LM45IYRW

pith:2005:LM45IYRWDIGWDV2ZRXASQ5AQWW

not attested not anchored not stored refs pending

Black hole physics and astrophysics: The GRB-Supernova connection and URCA-1 - URCA-2

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

arxiv:astro-ph/0503475 v1 · 2005-03-22 · 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{LM45IYRWDIGWDV2ZRXASQ5AQWW}

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	2026-05-18T00:59:50.886259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b39d462361a0d61d7598dc1287410b5a71ff18122276178e7b6c5af9040a54f

Aliases

arxiv: astro-ph/0503475 · arxiv_version: astro-ph/0503475v1 · doi: 10.48550/arxiv.astro-ph/0503475 · pith_short_12: LM45IYRWDIGW · pith_short_16: LM45IYRWDIGWDV2Z · pith_short_8: LM45IYRW

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/LM45IYRWDIGWDV2ZRXASQ5AQWW \
  | 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: 5b39d462361a0d61d7598dc1287410b5a71ff18122276178e7b6c5af9040a54f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9af81be29cee458cb28f04d1734c6a9fac832a8a1dbee7ac88c33bfa9a6a993",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-03-22T20:15:55Z",
    "title_canon_sha256": "7f5d1fc1fe754ddcbf5650dd0569434a9ac1377a1e33c3b048ba7f1596d3f740"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0503475",
    "kind": "arxiv",
    "version": 1
  }
}