Pith Number

pith:4I36USPS

pith:2021:4I36USPSCPCOF5KTLSSRNTJIYC

not attested not anchored not stored refs pending

Near ultraviolet photonic integrated lasers based on silicon nitride

Anat Siddharth, Andrey S. Voloshin, Camille Haller, Grigory Lihachev, Johann Riemensberger, Junqiu Liu, Mark Teepe, Nicolas Grandjean, Noble Johnson, Rui Ning Wang, Thomas Wunderer, Tobias J. Kippenberg, Zhihong Yang

arxiv:2112.02372 v3 · 2021-12-04 · 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{4I36USPSCPCOF5KTLSSRNTJIYC}

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	2026-07-05T04:21:07.688470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e237ea49f213c4e2f5535ca516cd28c09e32ecb9257ea7c23d98351bf62ac97c

Aliases

arxiv: 2112.02372 · arxiv_version: 2112.02372v3 · doi: 10.48550/arxiv.2112.02372 · pith_short_12: 4I36USPSCPCO · pith_short_16: 4I36USPSCPCOF5KT · pith_short_8: 4I36USPS

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/4I36USPSCPCOF5KTLSSRNTJIYC \
  | 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: e237ea49f213c4e2f5535ca516cd28c09e32ecb9257ea7c23d98351bf62ac97c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eea3c8dfa458b5af7290707fee49bfacc074470175bb8e156e8182f08c77f4cc",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-12-04T16:21:31Z",
    "title_canon_sha256": "17a920dc1e239e1af82c05f6a7deeaa4b81ac0f2278635f24f9c830647c44e06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.02372",
    "kind": "arxiv",
    "version": 3
  }
}