Pith Number

pith:OREGGAEX

pith:2026:OREGGAEXKIPBE3AE2UPTV63WNA

not attested not anchored not stored refs pending

Quasinormal modes of scalar and Maxwell field perturbations coupled to the Einstein tensor in generalized Nariai spacetimes

Qiyuan Pan, Xiangyun Fu, Xin Qin, Xiongying Qiao, Xuan Zhou, Ying Yang

arxiv:2607.19863 v1 · 2026-07-22 · 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{OREGGAEXKIPBE3AE2UPTV63WNA}

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	2026-07-23T01:24:04.415818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7448630097521e126c04d51f3afb76683700aa824a2c8e55aec0a99ffa3387ec

Aliases

arxiv: 2607.19863 · arxiv_version: 2607.19863v1 · doi: 10.48550/arxiv.2607.19863 · pith_short_12: OREGGAEXKIPB · pith_short_16: OREGGAEXKIPBE3AE · pith_short_8: OREGGAEX

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/OREGGAEXKIPBE3AE2UPTV63WNA \
  | 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: 7448630097521e126c04d51f3afb76683700aa824a2c8e55aec0a99ffa3387ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8521b8b7a226e154fe499bdcc995c9f8eb1051315ad56c3dc15e93cc40c446b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-07-22T07:51:07Z",
    "title_canon_sha256": "b22b49dffd2d798cc32d4f384ab188864db0735898e316e7e62a13b501bc8b86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19863",
    "kind": "arxiv",
    "version": 1
  }
}