Pith Number

pith:ZL6P6ESJ

pith:2023:ZL6P6ESJAM35DQCU7ZXRQPYRS6

not attested not anchored not stored refs pending

Second harmonic and cascaded third harmonic generation in generalized quasi-periodic poled lithium niobate waveguides

Fang Bo, Feng Gao, Guoquan Zhang, Jingjun Xu, Li Zhang, Rui Ma, Xiao Wu, Zhenzhong Hao

arxiv:2302.05871 v1 · 2023-02-12 · 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{ZL6P6ESJAM35DQCU7ZXRQPYRS6}

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	2026-07-05T06:00:07.852436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cafcff12490337d1c054fe6f183f11979f51a75d0c6524c9cf499c58fdfbec4f

Aliases

arxiv: 2302.05871 · arxiv_version: 2302.05871v1 · doi: 10.48550/arxiv.2302.05871 · pith_short_12: ZL6P6ESJAM35 · pith_short_16: ZL6P6ESJAM35DQCU · pith_short_8: ZL6P6ESJ

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/ZL6P6ESJAM35DQCU7ZXRQPYRS6 \
  | 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: cafcff12490337d1c054fe6f183f11979f51a75d0c6524c9cf499c58fdfbec4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d659963f38e2ad63434abf5ea2e3c01fffcc102514475535df4b34d49070eb5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-02-12T08:15:14Z",
    "title_canon_sha256": "d04a6c1f2b7d8a33d469ad6c1a0a0f267118a36b997744c04c5a4d8d5d9ecad4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.05871",
    "kind": "arxiv",
    "version": 1
  }
}