Pith Number

pith:CUKHOFBJ

pith:2004:CUKHOFBJ4J6YOCBUMACF4OMGZZ

not attested not anchored not stored refs pending

Quasinormal modes and classical wave propagation in analogue black holes

Emanuele Berti, Jose' P. S. Lemos, Vitor Cardoso

arxiv:gr-qc/0408099 v2 · 2004-08-31 · gr-qc · astro-ph · hep-ph · hep-th · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CUKHOFBJ4J6YOCBUMACF4OMGZZ}

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

Superradiance -- the 2020 Edition

Bosonic and Fermionic love number of static acoustic black hole

Total transmission modes in draining bathtub model with vorticity

Receipt and verification

First computed	2026-05-18T01:06:47.222884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1514771429e27d87083460045e3986ce4577a14027a5fd2d69c2e912cd3a6020

Aliases

arxiv: gr-qc/0408099 · arxiv_version: gr-qc/0408099v2 · doi: 10.48550/arxiv.gr-qc/0408099 · pith_short_12: CUKHOFBJ4J6Y · pith_short_16: CUKHOFBJ4J6YOCBU · pith_short_8: CUKHOFBJ

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/CUKHOFBJ4J6YOCBUMACF4OMGZZ \
  | 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: 1514771429e27d87083460045e3986ce4577a14027a5fd2d69c2e912cd3a6020

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fef58a3fd85d61223b8b1da03ea6306d7afdfa7b940d20d639dcb0612865478",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-ph",
      "hep-th",
      "physics.flu-dyn"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-08-31T08:19:02Z",
    "title_canon_sha256": "fed427709912f70726b65a22398836cc79c0f3651aab3ebf0f90b261e5c93ec0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0408099",
    "kind": "arxiv",
    "version": 2
  }
}