Pith Number

pith:ATRIKI7X

pith:2018:ATRIKI7X5UDOKBXVMUGSEJ6RRY

not attested not anchored not stored refs pending

A look at the generalized Darboux transformations for the quasinormal spectra in Schwarzschild black hole perturbation theory: just how general should it be?

Artyom Yurov, Valerian Yurov

arxiv:1809.10279 v3 · 2018-09-27 · gr-qc · 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{ATRIKI7X5UDOKBXVMUGSEJ6RRY}

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.

Receipt and verification

First computed	2026-05-17T23:39:33.358668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04e28523f7ed06e506f5650d2227d18e1fdf67843ee417064a11de2f9c1361b2

Aliases

arxiv: 1809.10279 · arxiv_version: 1809.10279v3 · doi: 10.48550/arxiv.1809.10279 · pith_short_12: ATRIKI7X5UDO · pith_short_16: ATRIKI7X5UDOKBXV · pith_short_8: ATRIKI7X

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/ATRIKI7X5UDOKBXVMUGSEJ6RRY \
  | 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: 04e28523f7ed06e506f5650d2227d18e1fdf67843ee417064a11de2f9c1361b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cd8ddc1c4cab1958a39791e9a8b15e53a5e2cbfd8700cd277b87bd55e37db19",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-09-27T00:31:20Z",
    "title_canon_sha256": "c0c02b20c7d442af844418583874c7306595e5a805b7f564b472596f0d07111c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.10279",
    "kind": "arxiv",
    "version": 3
  }
}