Pith Number

pith:34K45LED

pith:2025:34K45LED3F5EGNDFSPDGBV7HYS

not attested not anchored not stored refs pending

Black hole spectral instabilities in the laboratory: Shallow water analogue

Caio F. B. Macedo, Leandro A. Oliveira, Mateus Malato Corr\^ea, Rodrigo Panosso Macedo

arxiv:2504.00107 v1 · 2025-03-31 · 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{34K45LED3F5EGNDFSPDGBV7HYS}

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

1 paper in Pith

Total transmission modes in draining bathtub model with vorticity

Receipt and verification

First computed	2026-07-05T10:42:20.140795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df15ceac83d97a43346593c660d7e7c487362cd9bad0c166255733c3c0d003ca

Aliases

arxiv: 2504.00107 · arxiv_version: 2504.00107v1 · doi: 10.48550/arxiv.2504.00107 · pith_short_12: 34K45LED3F5E · pith_short_16: 34K45LED3F5EGNDF · pith_short_8: 34K45LED

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/34K45LED3F5EGNDFSPDGBV7HYS \
  | 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: df15ceac83d97a43346593c660d7e7c487362cd9bad0c166255733c3c0d003ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56632d604c5b634993f8c188204109a760ad89c82a3cd6a38faf0190b376246d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-03-31T18:00:29Z",
    "title_canon_sha256": "b6363a274214916bcd0a30e4ba508b8c199bb17f45d0b0c3b95959a4170ee607"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.00107",
    "kind": "arxiv",
    "version": 1
  }
}