Pith Number

pith:GUSG4UIL

pith:2025:GUSG4UIL6XLTQRRK5JOFGLX6PH

not attested not anchored not stored refs pending

Hybrid Si-GST Polarization-Insensitive Dynamically Tunable Bifocal Metalens Operating at 1.55-$\mu$m Wavelength

Dipika Rani Nath, Sadid Muneer, Sajid Muhaimin Choudhury

arxiv:2511.21138 v2 · 2025-11-26 · 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{GUSG4UIL6XLTQRRK5JOFGLX6PH}

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	2026-07-29T00:24:33.897202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35246e510bf5d738462aea5c532efe79decd8555aa265283994cf1d9a0676e82

Aliases

arxiv: 2511.21138 · arxiv_version: 2511.21138v2 · doi: 10.48550/arxiv.2511.21138 · pith_short_12: GUSG4UIL6XLT · pith_short_16: GUSG4UIL6XLTQRRK · pith_short_8: GUSG4UIL

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/GUSG4UIL6XLTQRRK5JOFGLX6PH \
  | 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: 35246e510bf5d738462aea5c532efe79decd8555aa265283994cf1d9a0676e82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e5b95dfee9207671ad43eba0877d180970d8b641d6e91b97233a17b2f5d86dd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-11-26T07:42:32Z",
    "title_canon_sha256": "f431edf6d0cda582412006b894cae4a1771cddbf47130ddcb1f78baebeb1ac4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.21138",
    "kind": "arxiv",
    "version": 2
  }
}