Pith Number

pith:7OTEAB2V

pith:2022:7OTEAB2VEZUUS4Y4GM4VLB3WSF

not attested not anchored not stored refs pending

Quasinormal modes, quasibound states, scalar clouds, and superradiant instabilities of a Kerr-like black hole

Maur\'icio Richartz, Pedro Henrique Croti Siqueira

arxiv:2205.00556 v2 · 2022-05-01 · gr-qc · astro-ph.HE · 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{7OTEAB2VEZUUS4Y4GM4VLB3WSF}

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

Black holes surrounded by dark matter spike: Spacetime metrics and gravitational wave ringdown waveforms

Receipt and verification

First computed	2026-07-05T04:43:20.380427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fba6400755266949731c33395587769152c29623389b7454dc652855768d6f19

Aliases

arxiv: 2205.00556 · arxiv_version: 2205.00556v2 · doi: 10.48550/arxiv.2205.00556 · pith_short_12: 7OTEAB2VEZUU · pith_short_16: 7OTEAB2VEZUUS4Y4 · pith_short_8: 7OTEAB2V

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/7OTEAB2VEZUUS4Y4GM4VLB3WSF \
  | 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: fba6400755266949731c33395587769152c29623389b7454dc652855768d6f19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e8d7187757437a1bdafc771d4cc73c9ee4598403ba3bba84e93b3fbc3057791",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-05-01T20:40:18Z",
    "title_canon_sha256": "7e9758607d1fc4a29df19fb4c81856aa5b2852497bebc1bde68c3530287260dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.00556",
    "kind": "arxiv",
    "version": 2
  }
}