Pith Number

pith:QNQ5HL3I

pith:2009:QNQ5HL3ISAQ76UX5S52ZLKQPD5

not attested not anchored not stored refs pending

$e^-e^+$ pair creation by vacuum polarization around electromagnetic black holes

A. Geralico, C. Cherubini, J. Rueda, R. Ruffini

arxiv:0905.3274 v2 · 2009-05-20 · 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{QNQ5HL3ISAQ76UX5S52ZLKQPD5}

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.

Cited by

1 paper in Pith

Short GRB 090510: a magnetized neutron star binary merger leading to a black hole

Receipt and verification

First computed	2026-07-04T15:45:15.741351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8361d3af689021ff52fd977595aa0f1f41a641dfec1357a9eaa244f9e06d0d0d

Aliases

arxiv: 0905.3274 · arxiv_version: 0905.3274v2 · doi: 10.48550/arxiv.0905.3274 · pith_short_12: QNQ5HL3ISAQ7 · pith_short_16: QNQ5HL3ISAQ76UX5 · pith_short_8: QNQ5HL3I

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/QNQ5HL3ISAQ76UX5S52ZLKQPD5 \
  | 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: 8361d3af689021ff52fd977595aa0f1f41a641dfec1357a9eaa244f9e06d0d0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30b53c9fa3ba3f972897b469000b6b9b9540c18c0d423da52f72cf0bdd86eed8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-05-20T10:39:10Z",
    "title_canon_sha256": "7cf608f0378c800413e542d9dfa8e01ccbcdfd3e1f2cbbc59ac1b1a22c8f2523"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.3274",
    "kind": "arxiv",
    "version": 2
  }
}