Pith Number

pith:Y5P2ZO77

pith:2026:Y5P2ZO77XSXFI7QK33VJ34UW3K

not attested not anchored not stored refs pending

Physics-Informed Neural Operator for Warm-Starting Background-Decomposed and Preconditioned PSFD: Enabling Scalable 3-D EUV Mask Simulation

Doyun Kim, Werner Gillijns

arxiv:2607.25330 v1 · 2026-07-28 · physics.optics · cs.AI · cs.LG · physics.app-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{Y5P2ZO77XSXFI7QK33VJ34UW3K}

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	2026-07-29T01:25:09.539716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c75facbbffbcae547e0adeea9df296da971931a8423081403246e62fc92f4aa0

Aliases

arxiv: 2607.25330 · arxiv_version: 2607.25330v1 · doi: 10.48550/arxiv.2607.25330 · pith_short_12: Y5P2ZO77XSXF · pith_short_16: Y5P2ZO77XSXFI7QK · pith_short_8: Y5P2ZO77

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/Y5P2ZO77XSXFI7QK33VJ34UW3K \
  | 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: c75facbbffbcae547e0adeea9df296da971931a8423081403246e62fc92f4aa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e0cac1c1f5a0ca418bf592ec4223f0640c22467109b6c14990b6a652a48209a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-07-28T06:31:21Z",
    "title_canon_sha256": "ec522b726a1269b50dc604aab14e76c2bcf8453cec62fce87a750dce480809c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25330",
    "kind": "arxiv",
    "version": 1
  }
}