Pith Number

pith:FEFZHW2I

pith:2026:FEFZHW2I2XYKQ4V6VIRC473DKO

not attested not anchored not stored refs pending

Extending the model of rotating acoustic geometries to include non-vanishing solid-body rotation: quasibound spectra

H. S. Vieira

arxiv:2605.16621 v1 · 2026-05-15 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FEFZHW2I2XYKQ4V6VIRC473DKO}

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.

Receipt and verification

First computed	2026-05-20T00:02:32.918974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

290b93db48d5f0a872beaa222e7f63539eacdddbab66d9d067658ffd9ec14849

Aliases

arxiv: 2605.16621 · arxiv_version: 2605.16621v1 · doi: 10.48550/arxiv.2605.16621 · pith_short_12: FEFZHW2I2XYK · pith_short_16: FEFZHW2I2XYKQ4V6 · pith_short_8: FEFZHW2I

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/FEFZHW2I2XYKQ4V6VIRC473DKO \
  | 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: 290b93db48d5f0a872beaa222e7f63539eacdddbab66d9d067658ffd9ec14849

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc55d5e617ecf2c00bb186983e01c1d02fdfd20408fd68dad9f2820ad87504ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-05-15T20:42:36Z",
    "title_canon_sha256": "7403cc05388800c259d52b160100a751c436db9908394d4820532729a9cb4b34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16621",
    "kind": "arxiv",
    "version": 1
  }
}