Pith Number

pith:7F6FH3CM

pith:2019:7F6FH3CM3FZS3VY6MMFII5W3IF

not attested not anchored not stored refs pending

High-precision measurement of a propagation loss of single-mode optical waveguides on lithium niobate on insulator

Jianhao Zhang, Jintian Lin, Junxia Zhou, Lingling Qiao, Min Wang, Rongbo Wu, Wei Chu, Ya Cheng, Zhiwei Fang

arxiv:1907.11188 v1 · 2019-06-08 · 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{7F6FH3CM3FZS3VY6MMFII5W3IF}

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	2026-05-17T23:39:33.000518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f97c53ec4cd9732dd71e630a8476db415dacd4c1c872d87e5da8306b9b0e7404

Aliases

arxiv: 1907.11188 · arxiv_version: 1907.11188v1 · doi: 10.48550/arxiv.1907.11188 · pith_short_12: 7F6FH3CM3FZS · pith_short_16: 7F6FH3CM3FZS3VY6 · pith_short_8: 7F6FH3CM

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/7F6FH3CM3FZS3VY6MMFII5W3IF \
  | 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: f97c53ec4cd9732dd71e630a8476db415dacd4c1c872d87e5da8306b9b0e7404

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b20164e64aaeab33c22fe4f556a0f1c74545e35ff17f941ce5574c287a06cdcb",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-06-08T03:18:41Z",
    "title_canon_sha256": "0551aebd87791a34eaf07f0e201e3e08910d22977e8def26016ee89d3380d396"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11188",
    "kind": "arxiv",
    "version": 1
  }
}