Pith Number

pith:43PWVBQL

pith:2018:43PWVBQL6EGFTBPL36BPENYNP5

not attested not anchored not stored refs pending

Quasinormal Modes of a Black Hole with Quadrupole Moment

Alireza Allahyari, Bahram Mashhoon, Hassan Firouzjahi

arxiv:1812.03376 v2 · 2018-12-08 · gr-qc · astro-ph.HE · hep-th

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

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

Periodic orbits and their gravitational wave radiations in $\gamma$-metric

Receipt and verification

First computed	2026-05-17T23:54:08.281998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6df6a860bf10c5985ebdf82f2370d7f42206bba7596a8bb771c81cd845c8406

Aliases

arxiv: 1812.03376 · arxiv_version: 1812.03376v2 · doi: 10.48550/arxiv.1812.03376 · pith_short_12: 43PWVBQL6EGF · pith_short_16: 43PWVBQL6EGFTBPL · pith_short_8: 43PWVBQL

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/43PWVBQL6EGFTBPL36BPENYNP5 \
  | 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: e6df6a860bf10c5985ebdf82f2370d7f42206bba7596a8bb771c81cd845c8406

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d93d14b01d54ae17ded2d7001424410db25f8e0f00b3d4f4cfbfeda725de170",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-12-08T19:29:01Z",
    "title_canon_sha256": "b7e1786ec35afcad29805f3b2da6223bcfceb664bbcc856d829452d7f817bdf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03376",
    "kind": "arxiv",
    "version": 2
  }
}