Pith Number

pith:SVMZGSE2

pith:2017:SVMZGSE2GDYNW3IDTJVJI4VXY3

not attested not anchored not stored refs pending

Demonstration of a genetic-algorithm-optimized cavity-based waveguide crossing

Pengfei Xu, Siyuan Yu, Yanfeng Zhang, Yujie Chen, Zengkai Shao

arxiv:1712.03743 v1 · 2017-11-30 · 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{SVMZGSE2GDYNW3IDTJVJI4VXY3}

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	2026-05-18T00:28:20.205787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

955993489a30f0db6d039a6a9472b7c6e875bd815b7647de7d3e145622cdfa09

Aliases

arxiv: 1712.03743 · arxiv_version: 1712.03743v1 · doi: 10.48550/arxiv.1712.03743 · pith_short_12: SVMZGSE2GDYN · pith_short_16: SVMZGSE2GDYNW3ID · pith_short_8: SVMZGSE2

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/SVMZGSE2GDYNW3IDTJVJI4VXY3 \
  | 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: 955993489a30f0db6d039a6a9472b7c6e875bd815b7647de7d3e145622cdfa09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c77126339d96b3a2eb4c5872ed32dc8ea02ae059b28d61654e5210af661d529",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2017-11-30T10:57:07Z",
    "title_canon_sha256": "7dc4a9cad0f8894e77593e405cfdd1ed56fe7782ec53f3c462cbf945dd388f8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03743",
    "kind": "arxiv",
    "version": 1
  }
}