Pith Number

pith:ZHKGQOC6

pith:2025:ZHKGQOC6DT6A6A6LJW6UTZCC44

not attested not anchored not stored refs pending

Toward Intelligent Electronic-Photonic Design Automation for Large-Scale Photonic Integrated Circuits: from Device Inverse Design to Physical Layout Generation

Hongjian Zhou, Jiaqi Gu, Pingchuan Ma

arxiv:2507.22301 v1 · 2025-07-30 · cs.ET

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZHKGQOC6DT6A6A6LJW6UTZCC44}

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.

Cited by

1 paper in Pith

Autonomous agentic design for photonics

Receipt and verification

First computed	2026-07-05T11:45:39.262966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9d468385e1cfc0f03cb4dbd49e442e73a0a0946a249467172de6c22713fa79b

Aliases

arxiv: 2507.22301 · arxiv_version: 2507.22301v1 · doi: 10.48550/arxiv.2507.22301 · pith_short_12: ZHKGQOC6DT6A · pith_short_16: ZHKGQOC6DT6A6A6L · pith_short_8: ZHKGQOC6

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/ZHKGQOC6DT6A6A6LJW6UTZCC44 \
  | 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: c9d468385e1cfc0f03cb4dbd49e442e73a0a0946a249467172de6c22713fa79b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d834c961cde7f3b11d3053d4ba0b7f9975d7857e253f9237407d334f95709e2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2025-07-30T00:24:17Z",
    "title_canon_sha256": "b8907ce37757cdf9a2e46f7100edab1a629bc43dd4cf69450a08c8394974ad82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.22301",
    "kind": "arxiv",
    "version": 1
  }
}