Pith Number

pith:W3SQT3NX

pith:2025:W3SQT3NXZBK4EP7COMPTSZHCNS

not attested not anchored not stored refs pending

Time evolution of perturbations in quasi-Schwarzschild black holes

Caio F. B. Macedo, Mateus Malato Corr\^ea, Orival R. de Medeiros

arxiv:2505.03892 v1 · 2025-05-06 · 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{W3SQT3NXZBK4EP7COMPTSZHCNS}

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

On the universality of late-time ringdown tail

Probing higher curvature gravity via ringdown with overtones

Receipt and verification

First computed	2026-07-05T10:59:33.316989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6e509edb7c855c23fe2731f3964e26ca7089305dc7820f941b5bccc758682da

Aliases

arxiv: 2505.03892 · arxiv_version: 2505.03892v1 · doi: 10.48550/arxiv.2505.03892 · pith_short_12: W3SQT3NXZBK4 · pith_short_16: W3SQT3NXZBK4EP7C · pith_short_8: W3SQT3NX

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/W3SQT3NXZBK4EP7COMPTSZHCNS \
  | 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: b6e509edb7c855c23fe2731f3964e26ca7089305dc7820f941b5bccc758682da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8adb27da046c44a6056f5d77292b380ec4afbb22f678a81902a54dd02384c842",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-05-06T18:00:41Z",
    "title_canon_sha256": "b6913d2f8dc85d2b977c66e53f946f8337f490b62c2e9e19c1654f5765aee1c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.03892",
    "kind": "arxiv",
    "version": 1
  }
}