Pith Number

pith:KYVY77TM

pith:1997:KYVY77TMBM6NJPLZMNHRU3YMQJ

not attested not anchored not stored refs pending

The Application of the Newman-Janis Algorithm in Obtaining Interior Solutions of the Kerr Metric

R. Turolla, S. P. Drake

arxiv:gr-qc/9703084 v1 · 1997-03-28 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KYVY77TMBM6NJPLZMNHRU3YMQJ}

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

Newman-Janis Algorithm from Taub-NUT Instantons

Receipt and verification

First computed	2026-07-04T16:04:36.932140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

562b8ffe6c0b3cd4bd79634f1a6f0c827172a5b94af3488b348e7c8a1448f4ee

Aliases

arxiv: gr-qc/9703084 · arxiv_version: gr-qc/9703084v1 · doi: 10.48550/arxiv.gr-qc/9703084 · pith_short_12: KYVY77TMBM6N · pith_short_16: KYVY77TMBM6NJPLZ · pith_short_8: KYVY77TM

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/KYVY77TMBM6NJPLZMNHRU3YMQJ \
  | 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: 562b8ffe6c0b3cd4bd79634f1a6f0c827172a5b94af3488b348e7c8a1448f4ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9c411eab7ad4f52d0b76659187b02ee629724960786eb381ad6c97eab41aa2e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-03-28T02:34:37Z",
    "title_canon_sha256": "da281cb4646f1fa973f872771ff2ceea77d009479379549bd784ceec3a83fb0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9703084",
    "kind": "arxiv",
    "version": 1
  }
}