Pith Number

pith:ORX2NVJI

pith:2025:ORX2NVJIINLZJMXTRYXO2ZMUL5

not attested not anchored not stored refs pending

Multi-patch isogeometric neural solver for partial differential equations on computer-aided design domains

Dimitrios Loukrezis, Ion Gabriel Ion, Moritz von Tresckow

arxiv:2509.25450 v1 · 2025-09-29 · cs.CE · cs.AI · cs.NA · math.NA · 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{ORX2NVJIINLZJMXTRYXO2ZMUL5}

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	2026-06-05T01:14:29.712110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

746fa6d528435794b2f38e2eed65945f6d8269d0c45cfa73b8047ab3f6407e11

Aliases

arxiv: 2509.25450 · arxiv_version: 2509.25450v1 · doi: 10.48550/arxiv.2509.25450 · pith_short_12: ORX2NVJIINLZ · pith_short_16: ORX2NVJIINLZJMXT · pith_short_8: ORX2NVJI

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/ORX2NVJIINLZJMXTRYXO2ZMUL5 \
  | 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: 746fa6d528435794b2f38e2eed65945f6d8269d0c45cfa73b8047ab3f6407e11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f473da7024bda1096c7d56f4b23ab0c0ea63e2a8555211dece3829a9261910c",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.NA",
      "math.NA",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2025-09-29T19:57:54Z",
    "title_canon_sha256": "68fbb162967c48ed757e0800a043b94501879290c64776de1b7397aa616802d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.25450",
    "kind": "arxiv",
    "version": 1
  }
}