Pith Number

pith:4K2KMQCO

pith:2021:4K2KMQCOEAMOOKDA7DFKAJWQHI

not attested not anchored not stored refs pending

Bound on the Lyapunov exponent in Kerr-Newman black holes via a charged particle

Bogeun Gwak, Naoto Kan

arxiv:2109.07341 v2 · 2021-09-15 · gr-qc · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4K2KMQCOEAMOOKDA7DFKAJWQHI}

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

Gravitational collapse in the vicinity of the extremal black hole critical point

Receipt and verification

First computed	2026-07-05T03:47:01.025232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2b4a6404e2018e72860f8caa026d03a1e7f33bd6ac818196cf25b9094f856bd

Aliases

arxiv: 2109.07341 · arxiv_version: 2109.07341v2 · doi: 10.48550/arxiv.2109.07341 · pith_short_12: 4K2KMQCOEAMO · pith_short_16: 4K2KMQCOEAMOOKDA · pith_short_8: 4K2KMQCO

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/4K2KMQCOEAMOOKDA7DFKAJWQHI \
  | 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: e2b4a6404e2018e72860f8caa026d03a1e7f33bd6ac818196cf25b9094f856bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ab8bc6b02f9bced9c97aad2f1b8216fdd95d8e12b356560e9545222fae8c156",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-09-15T14:53:28Z",
    "title_canon_sha256": "2dfedc8a3e0eac8721e06e6cab368e77f9919dca4d63470334f6c2ce2058c618"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07341",
    "kind": "arxiv",
    "version": 2
  }
}