Pith Number

pith:ZW2ID43W

pith:2023:ZW2ID43WGAA257SGTUHHLOK7FS

not attested not anchored not stored refs pending

Enhanced sum-frequency generation from etchless lithium niobate empowered by dual quasi-bound states in the continuum

Feng Wu, Shuyuan Xiao, Siqi Feng, Tingting Liu, Wenya Chen

arxiv:2305.18693 v2 · 2023-05-30 · 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{ZW2ID43WGAA257SGTUHHLOK7FS}

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	2026-07-05T07:11:56.293333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdb481f3763001aefe469d0e75b95f2c9db2a9e11ebf97db2e349e8803be8980

Aliases

arxiv: 2305.18693 · arxiv_version: 2305.18693v2 · doi: 10.48550/arxiv.2305.18693 · pith_short_12: ZW2ID43WGAA2 · pith_short_16: ZW2ID43WGAA257SG · pith_short_8: ZW2ID43W

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/ZW2ID43WGAA257SGTUHHLOK7FS \
  | 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: cdb481f3763001aefe469d0e75b95f2c9db2a9e11ebf97db2e349e8803be8980

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f43c1e361ea2e818c6bebb55a9b878e0714a9d753b3606d0d297d2db35f7efd2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-05-30T02:28:55Z",
    "title_canon_sha256": "564e8b8b46b6524c6c4f4e849a884cd6d63dae4f02304e16ba8f4cd205cb70fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.18693",
    "kind": "arxiv",
    "version": 2
  }
}