Pith Number

pith:OKGEIMGQ

pith:2025:OKGEIMGQBXEUQHW7TYIOTYDB7N

not attested not anchored not stored refs pending

Low-loss, fabrication-tolerant, and highly-tunable Sagnac loop reflectors and Fabry-P\'erot cavities on thin-film lithium niobate

Alexander Hwang, Ali Khalatpour, Amir H. Safavi-Naeini, Darwin Serkland, Devin Dean, Hubert Stokowski, Jason Herrmann, Luke Qi, Martin Fejer, Sam Robison, Taewon Park

arxiv:2505.23411 v1 · 2025-05-29 · 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{OKGEIMGQBXEUQHW7TYIOTYDB7N}

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	2026-07-05T11:12:01.322264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

728c4430d00dc9481edf9e10e9e061fb66081322d069c6938e76503eddfd1af3

Aliases

arxiv: 2505.23411 · arxiv_version: 2505.23411v1 · doi: 10.48550/arxiv.2505.23411 · pith_short_12: OKGEIMGQBXEU · pith_short_16: OKGEIMGQBXEUQHW7 · pith_short_8: OKGEIMGQ

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/OKGEIMGQBXEUQHW7TYIOTYDB7N \
  | 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: 728c4430d00dc9481edf9e10e9e061fb66081322d069c6938e76503eddfd1af3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7073ca05885d9363497e33436d726f2a8777239c2a84b22a0ac799433488a365",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-05-29T13:00:41Z",
    "title_canon_sha256": "c1209cf6e2b0a79aa0450b94528e9e59ead979b629b6d1eb1b0b832f3de65232"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23411",
    "kind": "arxiv",
    "version": 1
  }
}