Pith Number

pith:RQQJTBPI

pith:2013:RQQJTBPIJHJFKLV5A2X4GDNWOF

not attested not anchored not stored refs pending

Black-hole perturbation theory: The asymptotic spectrum of the prolate spin-weighted spheroidal harmonics

Shahar Hod

arxiv:1304.4683 v1 · 2013-04-17 · gr-qc · astro-ph.HE · 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{RQQJTBPIJHJFKLV5A2X4GDNWOF}

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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

1 paper in Pith

Black hole spectroscopy: from theory to experiment

Receipt and verification

First computed	2026-05-18T01:50:31.928480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c209985e849d2552ebd06afc30db67174538d3ad851fc19c616afb8f88da04d

Aliases

arxiv: 1304.4683 · arxiv_version: 1304.4683v1 · doi: 10.48550/arxiv.1304.4683 · pith_short_12: RQQJTBPIJHJF · pith_short_16: RQQJTBPIJHJFKLV5 · pith_short_8: RQQJTBPI

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/RQQJTBPIJHJFKLV5A2X4GDNWOF \
  | 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: 8c209985e849d2552ebd06afc30db67174538d3ad851fc19c616afb8f88da04d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3534bd1f2adfbeb2e55def58c580c5612cef9e00e36bd5824ca2f04a7151ecc1",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-04-17T04:27:02Z",
    "title_canon_sha256": "38c1768561e0e587d3f45507fcbbd0850b95e816c9c51c36d8cc93d1bed33142"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4683",
    "kind": "arxiv",
    "version": 1
  }
}