Pith Number

pith:ARF5BQNZ

pith:2025:ARF5BQNZZFKCGL7R22K5KEW3QJ

not attested not anchored not stored refs pending

The gravito-optic effect

Eduard Atonga, Peter A. Norreys, Ramy Aboushelbaya

arxiv:2504.21225 v1 · 2025-04-29 · 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{ARF5BQNZZFKCGL7R22K5KEW3QJ}

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

First-Order Perturbations of Covariant Maxwell Equations in Gravitational Waves

Receipt and verification

First computed	2026-07-05T10:56:20.299464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

044bd0c1b9c954232ff1d695d512db8253f3d8e99a63a58cb573b1ebb0d532b2

Aliases

arxiv: 2504.21225 · arxiv_version: 2504.21225v1 · doi: 10.48550/arxiv.2504.21225 · pith_short_12: ARF5BQNZZFKC · pith_short_16: ARF5BQNZZFKCGL7R · pith_short_8: ARF5BQNZ

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/ARF5BQNZZFKCGL7R22K5KEW3QJ \
  | 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: 044bd0c1b9c954232ff1d695d512db8253f3d8e99a63a58cb573b1ebb0d532b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "601da51412de3703062432d5aac79479a4a16f6491a8aa3f1742c77e02f3e0f2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-04-29T23:29:37Z",
    "title_canon_sha256": "cd9127868e8a1ca6f370bc150c2c1d22cff5f0803731f5515d43e11808a67728"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.21225",
    "kind": "arxiv",
    "version": 1
  }
}