Pith Number

pith:3FE2SVYV

pith:2026:3FE2SVYV3MNBBPXLX6AUJALISR

not attested not anchored not stored refs pending

Inverse mask design for interference lithography using automatic differentiable wave propagation

Chang-Yong Nam, Chuntian Cao, Jack Griffiths, Jangwoon Sung, Juhong Ahn, Nikhil Tiwale, Paul Baity, Shinjae Yoo, Xi Yu, Yong S. Chu, Yuan Gao, Zhitian Shi

arxiv:2608.05488 v1 · 2026-08-06 · 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{3FE2SVYV3MNBBPXLX6AUJALISR}

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	2026-08-07T00:47:57.836742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d949a95715db1a10beebbf814481689477c838398239f89abeaec9a2f4daebb1

Aliases

arxiv: 2608.05488 · arxiv_version: 2608.05488v1 · doi: 10.48550/arxiv.2608.05488 · pith_short_12: 3FE2SVYV3MNB · pith_short_16: 3FE2SVYV3MNBBPXL · pith_short_8: 3FE2SVYV

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/3FE2SVYV3MNBBPXLX6AUJALISR \
  | 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: d949a95715db1a10beebbf814481689477c838398239f89abeaec9a2f4daebb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e84f759412327d55c6beef56294b785f31be7414942b7c64cdb9faa42ac9825",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-08-06T00:37:08Z",
    "title_canon_sha256": "d0f24e2297333775dede548bd9583fa833cf57fbd3f9c90a06e2b729f670ec70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.05488",
    "kind": "arxiv",
    "version": 1
  }
}