Pith Number

pith:KXL5YSR3

pith:2020:KXL5YSR34BRL3NWUVL6PXHYPY2

not attested not anchored not stored refs pending

On Kerr black hole deformations admitting a Carter constant and an invariant criterion for the separability of the wave equation

Georgios O. Papadopoulos, Kostas D. Kokkotas

arxiv:2007.12125 v1 · 2020-07-23 · 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{KXL5YSR34BRL3NWUVL6PXHYPY2}

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

Influence of Observer Inclination and Spacetime Structure on Photon Ring Observables

Receipt and verification

First computed	2026-07-05T02:19:29.625789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55d7dc4a3be062bdb6d4aafcfb9f0fc69deca415c00499091d4f9f0e8fd105e7

Aliases

arxiv: 2007.12125 · arxiv_version: 2007.12125v1 · doi: 10.48550/arxiv.2007.12125 · pith_short_12: KXL5YSR34BRL · pith_short_16: KXL5YSR34BRL3NWU · pith_short_8: KXL5YSR3

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/KXL5YSR34BRL3NWUVL6PXHYPY2 \
  | 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: 55d7dc4a3be062bdb6d4aafcfb9f0fc69deca415c00499091d4f9f0e8fd105e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08af57db256b33bf30049241d205c03df27f99228533920c3d2d6eef99784f1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-07-23T16:49:03Z",
    "title_canon_sha256": "6510a9fef761843623b04fd04585b96497be8dd821966379b6cfe4fd61120088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.12125",
    "kind": "arxiv",
    "version": 1
  }
}