Pith Number

pith:3UUDXKDU

pith:2018:3UUDXKDUQVOCMMWVZS3VBLQASB

not attested not anchored not stored refs pending

Probing the loss origins of ultra-smooth $\mathrm{Si_3N_4}$ integrated photonic waveguides

Arslan S. Raja, Bahareh Ghadiani, Junqiu Liu, Martin H. P. Pfeiffer, Tiago Morais, Tobias J. Kippenberg

arxiv:1802.08315 v1 · 2018-02-12 · physics.app-ph · 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{3UUDXKDUQVOCMMWVZS3VBLQASB}

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	2026-05-17T23:56:41.477122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd283ba874855c2632d5ccb750ae0090443159c1c2759dea1d714482c0439164

Aliases

arxiv: 1802.08315 · arxiv_version: 1802.08315v1 · doi: 10.48550/arxiv.1802.08315 · pith_short_12: 3UUDXKDUQVOC · pith_short_16: 3UUDXKDUQVOCMMWV · pith_short_8: 3UUDXKDU

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/3UUDXKDUQVOCMMWVZS3VBLQASB \
  | 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: dd283ba874855c2632d5ccb750ae0090443159c1c2759dea1d714482c0439164

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b06b9276042f3b1a13a10f6c656c10a87866be6567cbf69b26c3f2099c01e81d",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-02-12T08:44:11Z",
    "title_canon_sha256": "e0d5c00ce93aa013ff43383e8f8184d78275716afffa2fa3e7bf024a525aa130"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08315",
    "kind": "arxiv",
    "version": 1
  }
}