Pith Number

pith:2YU2DRU7

pith:2020:2YU2DRU7QP3LJYPH376YXBY4A7

not attested not anchored not stored refs pending

Pseudospectrum and black hole quasi-normal mode (in)stability

Jos\'e Luis Jaramillo, Lamis Al Sheikh, Rodrigo Panosso Macedo

arxiv:2004.06434 v4 · 2020-04-14 · gr-qc · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2YU2DRU7QP3LJYPH376YXBY4A7}

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

23 papers in Pith

Sensitivity of black hole spectral instability to ultraviolet perturbations

Greybody factors, reflectionless scattering modes, and echoes of ultracompact horizonless objects

Exceptional Points and Resonance in Black Hole Ringdown

Ringdown Signatures of Dehnen Dark Matter Halos: Fluid Modes and Detectability with Space-Based Detectors

Properties of black holes in non-linear electrodynamics

Receipt and verification

First computed	2026-05-18T15:36:03.216231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d629a1c69f83f6b4e1e7dffd8b871c07c5360e1274303109cd6c2d16636fa123

Aliases

arxiv: 2004.06434 · arxiv_version: 2004.06434v4 · doi: 10.48550/arxiv.2004.06434 · pith_short_12: 2YU2DRU7QP3L · pith_short_16: 2YU2DRU7QP3LJYPH · pith_short_8: 2YU2DRU7

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/2YU2DRU7QP3LJYPH376YXBY4A7 \
  | 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: d629a1c69f83f6b4e1e7dffd8b871c07c5360e1274303109cd6c2d16636fa123

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5894cfd4180b13f5f58eae96e0b3d5232796dd7167f3fe78a401eb14a61787b8",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-04-14T11:48:35Z",
    "title_canon_sha256": "64ce0934509c41c9e8b1f6351ed0583d1c7d3ec488f0f62889d103e631da489d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.06434",
    "kind": "arxiv",
    "version": 4
  }
}