Pith Number

pith:IU3CILMI

pith:2026:IU3CILMIGAOSVB34YK4RLTQCGD

not attested not anchored not stored refs pending

PGD-NO: A Neural Operator with Precomputed Geometry Decomposition for 3D Million-scale Physics Simulations

Hadi Meidani, Jing Bi, Victor Oancea, Weiheng Zhong

arxiv:2607.08025 v1 · 2026-07-09 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IU3CILMIGAOSVB34YK4RLTQCGD}

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	2026-07-10T00:19:07.954120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4536242d88301d2a877cc2b915ce0230c27f64f88692abb3337607e59edc980d

Aliases

arxiv: 2607.08025 · arxiv_version: 2607.08025v1 · doi: 10.48550/arxiv.2607.08025 · pith_short_12: IU3CILMIGAOS · pith_short_16: IU3CILMIGAOSVB34 · pith_short_8: IU3CILMI

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/IU3CILMIGAOSVB34YK4RLTQCGD \
  | 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: 4536242d88301d2a877cc2b915ce0230c27f64f88692abb3337607e59edc980d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "844cc0986dad81a0d825802333615bb3727afe960127cbfdeeacb28e9866b56f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-09T01:03:26Z",
    "title_canon_sha256": "22a469ea40c5f1f28c845892723da005eb1d8e684fac097f10f55e8eaa5778ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.08025",
    "kind": "arxiv",
    "version": 1
  }
}