Pith Number

pith:66XEBRPL

pith:1995:66XEBRPL52VRLKOSYS6JAG6FMG

not attested not anchored not stored refs pending

Second order perturbations of a Schwarzschild black hole

Jorge Pullin, Oscar Nicasio, Reinaldo Gleiser, Richard Price

arxiv:gr-qc/9510049 v2 · 1995-10-24 · gr-qc · astro-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{66XEBRPL52VRLKOSYS6JAG6FMG}

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

3 papers in Pith

Black Hole Ringdown Nonlinearities in the Large-D Limit

Quasi-Normal Modes of Stars and Black Holes

Quasinormal modes of black holes and black branes

Receipt and verification

First computed	2026-07-04T17:25:37.421550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7ae40c5ebeeab15a9d2c4bc901bc561a2180eeae282bfe4de3c7174da1dc7a3

Aliases

arxiv: gr-qc/9510049 · arxiv_version: gr-qc/9510049v2 · doi: 10.48550/arxiv.gr-qc/9510049 · pith_short_12: 66XEBRPL52VR · pith_short_16: 66XEBRPL52VRLKOS · pith_short_8: 66XEBRPL

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/66XEBRPL52VRLKOSYS6JAG6FMG \
  | 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: f7ae40c5ebeeab15a9d2c4bc901bc561a2180eeae282bfe4de3c7174da1dc7a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e0cf13994a26f96e450b9d704047a8c61553266c30fbd68c58cc5613797f575",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1995-10-24T22:41:54Z",
    "title_canon_sha256": "efe9425d60d8c7c92571a02dc98dedc062a4d6153f9a545c140a8e4c2d73f1eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9510049",
    "kind": "arxiv",
    "version": 2
  }
}