Pith Number

pith:NSVX4BNO

pith:2024:NSVX4BNOX6EAN7Z22JBS4NLMY2

not attested not anchored not stored refs pending

Calculating Quasi-Normal Modes of Schwarzschild Black Holes with Physics Informed Neural Networks

Aycin Aykutalp, Nirmal Patel, Pablo Laguna

arxiv:2401.01440 v1 · 2024-01-02 · gr-qc · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NSVX4BNOX6EAN7Z22JBS4NLMY2}

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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

2 papers in Pith

Odd-parity perturbations of trace-quadratic $f(R,T)$ black holes with anisotropic matter: admissible branches, axial ringdown, and a coupled-PINN benchmark

Physics informed operator learning of parameter dependent spectra

Receipt and verification

First computed	2026-07-05T07:29:43.220134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cab7e05aebf8806ff3ad2432e356cc69120c8b6343107b384205d0f3cfc2b04

Aliases

arxiv: 2401.01440 · arxiv_version: 2401.01440v1 · doi: 10.48550/arxiv.2401.01440 · pith_short_12: NSVX4BNOX6EA · pith_short_16: NSVX4BNOX6EAN7Z2 · pith_short_8: NSVX4BNO

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/NSVX4BNOX6EAN7Z22JBS4NLMY2 \
  | 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: 6cab7e05aebf8806ff3ad2432e356cc69120c8b6343107b384205d0f3cfc2b04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52f21aa25fb46b59a544fc8b623482a9881412b14df61cb49cbfe4bc7406f3bf",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2024-01-02T21:34:50Z",
    "title_canon_sha256": "63cde53b169811d3fe09ce9984c93a82e478d927c1115d697f034e2a36ccee11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.01440",
    "kind": "arxiv",
    "version": 1
  }
}