Pith Number

pith:TPVU3NEK

pith:2024:TPVU3NEKJFBICH5IEBCKVMN75W

not attested not anchored not stored refs pending

On the single versus the repetitive Penrose process in a Kerr black hole

Hernando Quevedo, Mikalai Prakapenia, Remo Ruffini, Shurui Zhang

arxiv:2405.08229 v4 · 2024-05-13 · gr-qc · 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{TPVU3NEKJFBICH5IEBCKVMN75W}

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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

2 papers in Pith

Repetitive Penrose process for charged particles in Kerr-Newman black holes

The formalism of energy conservation during particle decay in the Kerr spacetime

Receipt and verification

First computed	2026-07-05T09:32:44.105704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9beb4db48a4942811fa82044aab1bfed9048ecff8562ad488ae1b45110b47a24

Aliases

arxiv: 2405.08229 · arxiv_version: 2405.08229v4 · doi: 10.48550/arxiv.2405.08229 · pith_short_12: TPVU3NEKJFBI · pith_short_16: TPVU3NEKJFBICH5I · pith_short_8: TPVU3NEK

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/TPVU3NEKJFBICH5IEBCKVMN75W \
  | 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: 9beb4db48a4942811fa82044aab1bfed9048ecff8562ad488ae1b45110b47a24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41d541573283dd6cd300b55879cdf96ee79997c03fbf8f9f857bf5c0810f9570",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2024-05-13T22:54:17Z",
    "title_canon_sha256": "3b093e6cf44a119fedcb9f84fb7de040a4e207b2262751eebb4100ab6c09c5dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.08229",
    "kind": "arxiv",
    "version": 4
  }
}