Pith Number

pith:GMPQZU7N

pith:2025:GMPQZU7NZNDNABKORHM6MARQMH

not attested not anchored not stored refs pending

A multi-agentic framework for real-time, autonomous freeform metasurface design

Chenkai Mao, Jonathan A. Fan, Kofi Edee, Robert Lupoiu, Tianxiang Dai, Yixuan Shao

arxiv:2503.20479 v1 · 2025-03-26 · physics.app-ph · cs.AI · cs.MA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GMPQZU7NZNDNABKORHM6MARQMH}

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

A General Differentiable Ray-Wave Framework for Hybrid Refractive-Diffractive System Modeling and Optimization

Receipt and verification

First computed	2026-07-05T10:39:39.057225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

331f0cd3edcb46d0054e89d9e6023061f7bc75cf10089a20ecaa62af738c2282

Aliases

arxiv: 2503.20479 · arxiv_version: 2503.20479v1 · doi: 10.48550/arxiv.2503.20479 · pith_short_12: GMPQZU7NZNDN · pith_short_16: GMPQZU7NZNDNABKO · pith_short_8: GMPQZU7N

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/GMPQZU7NZNDNABKORHM6MARQMH \
  | 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: 331f0cd3edcb46d0054e89d9e6023061f7bc75cf10089a20ecaa62af738c2282

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d99ac90939a5dd6b43a9086b8e7c0e9ea0731fc73e9c17723a1b6f7a161af92",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.MA",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2025-03-26T12:10:45Z",
    "title_canon_sha256": "66dfbc1162b38f7aa269bc5b5ec42a4cc10c2cae01cee5b601a8c76e4f98ff13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.20479",
    "kind": "arxiv",
    "version": 1
  }
}