Pith Number

pith:72VVWHOO

pith:2026:72VVWHOOLS76MF4QGPBNA2NMBS

not attested not anchored not stored refs pending

Vaidya-Type Solutions of Quasitopological Gravity Interacting with Nonlinear Electrodynamics

Andrei Zelnikov, Chul-Moon Yoo, Valeri P. Frolov

arxiv:2607.22856 v1 · 2026-07-24 · 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{72VVWHOOLS76MF4QGPBNA2NMBS}

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	2026-07-28T00:21:58.682371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

feab5b1dce5cbfe6179033c2d069ac0c9ea693d92158cd38958dfc17aac8cfb6

Aliases

arxiv: 2607.22856 · arxiv_version: 2607.22856v1 · doi: 10.48550/arxiv.2607.22856 · pith_short_12: 72VVWHOOLS76 · pith_short_16: 72VVWHOOLS76MF4Q · pith_short_8: 72VVWHOO

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/72VVWHOOLS76MF4QGPBNA2NMBS \
  | 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: feab5b1dce5cbfe6179033c2d069ac0c9ea693d92158cd38958dfc17aac8cfb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c72a8a451186d2b78162c324c0086a7be3bdc26b14837d4e0792f6e48e2bf25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-07-24T18:57:52Z",
    "title_canon_sha256": "852515c3e7b83334edc2179ea202fe0152fe946cd42ce306861989de0b7a1e80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22856",
    "kind": "arxiv",
    "version": 1
  }
}