Pith Number

pith:QZDUX5C5

pith:2002:QZDUX5C5ZFCIUY73VEX4MWUS5E

not attested not anchored not stored refs pending

`Superresonance' from a rotating acoustic black hole

Parthasarathi Majumdar, Soumen Basak

arxiv:gr-qc/0203059 v2 · 2002-03-18 · 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{QZDUX5C5ZFCIUY73VEX4MWUS5E}

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

2 papers in Pith

Shadow, acoustic redshift, and transfer observables of Lorentz-violating rotating acoustic black holes

Bosonic and Fermionic love number of static acoustic black hole

Receipt and verification

First computed	2026-07-04T16:33:42.544760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86474bf45dc9448a63fba92fc65a92e92f76f3a8ae34f7d4e6f1107d57d5e5a4

Aliases

arxiv: gr-qc/0203059 · arxiv_version: gr-qc/0203059v2 · doi: 10.48550/arxiv.gr-qc/0203059 · pith_short_12: QZDUX5C5ZFCI · pith_short_16: QZDUX5C5ZFCIUY73 · pith_short_8: QZDUX5C5

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/QZDUX5C5ZFCIUY73VEX4MWUS5E \
  | 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: 86474bf45dc9448a63fba92fc65a92e92f76f3a8ae34f7d4e6f1107d57d5e5a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0322f6ac17c61e6390a4999b1f4c26eeb2811391fb29bf060ec5b4e3e7f6454",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-03-18T19:06:31Z",
    "title_canon_sha256": "d2ef4a83dd2f3e4c39d86927023d395dea5bb17337ca02beed21a122d084c3e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0203059",
    "kind": "arxiv",
    "version": 2
  }
}