Pith Number

pith:DBYWYOQ7

pith:2026:DBYWYOQ7STMIMAYPEU2B2ZZIYP

not attested not anchored not stored refs pending

Improving Beam Quality in Gravitational-Wave Interferometers Illuminated by Higher-Order Laguerre-Gaussian Modes

Alberto Gatto, Eleonora Capocasa, J\'erome Degallaix, Liu Tao, Massimo Granata, Matteo Barsuglia, Matteo Tacca, Yuefan Guo

arxiv:2606.30210 v1 · 2026-06-29 · astro-ph.IM · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DBYWYOQ7STMIMAYPEU2B2ZZIYP}

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	2026-06-30T02:17:54.516078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18716c3a1f94d886030f25341d6728c3f1ec31e92f461e1c6c2f7a22ee63e747

Aliases

arxiv: 2606.30210 · arxiv_version: 2606.30210v1 · doi: 10.48550/arxiv.2606.30210 · pith_short_12: DBYWYOQ7STMI · pith_short_16: DBYWYOQ7STMIMAYP · pith_short_8: DBYWYOQ7

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/DBYWYOQ7STMIMAYPEU2B2ZZIYP \
  | 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: 18716c3a1f94d886030f25341d6728c3f1ec31e92f461e1c6c2f7a22ee63e747

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e56d25abc0d620f2d1672c130035d55af9165c5a5951f94d5fa6ec237fd8871",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-06-29T12:25:15Z",
    "title_canon_sha256": "f372d37a2900be7470be76f89146e61e710894e051bf58066d20cbe0ee2b2036"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30210",
    "kind": "arxiv",
    "version": 1
  }
}