Pith Number

pith:KZQNWUBH

pith:1999:KZQNWUBHEHZSHBHKPBUQ74MN2L

not attested not anchored not stored refs pending

Quasi-Normal Modes of General Relativistic Superfluid Neutron Stars

David Langlois, G. L. Comer, Lap Ming Lin

arxiv:gr-qc/9908040 v1 · 1999-08-12 · 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{KZQNWUBHEHZSHBHKPBUQ74MN2L}

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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

Perturbations of relativistic dissipative stars

Receipt and verification

First computed	2026-07-04T16:13:53.944924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5660db502721f32384ea78690ff18dd2de90832384370a624f18d59870431346

Aliases

arxiv: gr-qc/9908040 · arxiv_version: gr-qc/9908040v1 · doi: 10.48550/arxiv.gr-qc/9908040 · pith_short_12: KZQNWUBHEHZS · pith_short_16: KZQNWUBHEHZSHBHK · pith_short_8: KZQNWUBH

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/KZQNWUBHEHZSHBHKPBUQ74MN2L \
  | 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: 5660db502721f32384ea78690ff18dd2de90832384370a624f18d59870431346

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "090d71ca032314b7f4d17e28db56aa79885407f6d8b812ff9079421f8b1eb5a8",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-08-12T15:19:55Z",
    "title_canon_sha256": "e4dce1854b3803357dd6a3b09ea868d13bdf5ff8ec2f3e0f4122c2ca4a4a4a30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9908040",
    "kind": "arxiv",
    "version": 1
  }
}