Pith Number

pith:GE5XXJJ6

pith:2021:GE5XXJJ6XRDFDEIC4JGOXVUGAE

not attested not anchored not stored refs pending

Efficient self-imaging grating couplers on a Lithium-Niobate-On-Insulator platform at near-visible and telecom wavelengths

Emma Lomonte, Francesco Lenzini, Wolfram H.P. Pernice

arxiv:2104.08021 v1 · 2021-04-16 · physics.optics · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GE5XXJJ6XRDFDEIC4JGOXVUGAE}

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	2026-07-05T02:55:45.789538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

313b7ba53ebc46519102e24cebd68601232fe8fc14ea3850fe72c24063aff260

Aliases

arxiv: 2104.08021 · arxiv_version: 2104.08021v1 · doi: 10.48550/arxiv.2104.08021 · pith_short_12: GE5XXJJ6XRDF · pith_short_16: GE5XXJJ6XRDFDEIC · pith_short_8: GE5XXJJ6

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/GE5XXJJ6XRDFDEIC4JGOXVUGAE \
  | 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: 313b7ba53ebc46519102e24cebd68601232fe8fc14ea3850fe72c24063aff260

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d7eb92ba1cd012085feb254f9b1bdfa3facdb2eec28a50a1fa9628336d2d010",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-04-16T10:30:44Z",
    "title_canon_sha256": "dfb4b60115ca0f2184279c091e830d620ffe04f86a3e00962fbb2cd0b5701ac6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.08021",
    "kind": "arxiv",
    "version": 1
  }
}