Pith Number

pith:6TPTHSHP

pith:2025:6TPTHSHP3GWA5QATD4TSIDLK43

not attested not anchored not stored refs pending

On Axially Symmetric Perturbations of Kerr Black Hole Spacetimes

Nishanth Gudapati

arxiv:2507.08326 v1 · 2025-07-11 · gr-qc · math.AP · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6TPTHSHP3GWA5QATD4TSIDLK43}

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	2026-07-05T11:35:21.514258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4df33c8efd9ac0ec0131f27240d6ae6e59ef5bfa6fdf9f659a6e36525815002

Aliases

arxiv: 2507.08326 · arxiv_version: 2507.08326v1 · doi: 10.48550/arxiv.2507.08326 · pith_short_12: 6TPTHSHP3GWA · pith_short_16: 6TPTHSHP3GWA5QAT · pith_short_8: 6TPTHSHP

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/6TPTHSHP3GWA5QATD4TSIDLK43 \
  | 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: f4df33c8efd9ac0ec0131f27240d6ae6e59ef5bfa6fdf9f659a6e36525815002

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40b31a02baf4a9c65400b424d0c2dc1d9a7debf872da6e7e1ae91960c5434bac",
    "cross_cats_sorted": [
      "math.AP",
      "math.DG"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-07-11T05:33:54Z",
    "title_canon_sha256": "e6f578dd0486ac79157aefca5ce4b54bc98bdfcdc99a23e4a7f2edc2582d1daa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.08326",
    "kind": "arxiv",
    "version": 1
  }
}