Pith Number

pith:347Q2KN3

pith:2025:347Q2KN3PCZSUMALDFFUUJZVOF

not attested not anchored not stored refs pending

Evaluation and Verification of Physics-Informed Neural Models of the Grad-Shafranov Equation

Charles Gretton, Fauzan Nazranda Rizqan, Matthew Hole

arxiv:2504.21155 v2 · 2025-04-29 · physics.plasm-ph · cs.AI · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{347Q2KN3PCZSUMALDFFUUJZVOF}

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

Physics-Informed Neural Networks for High-Precision Grad-Shafranov Equilibrium Reconstruction

Receipt and verification

First computed	2026-07-05T10:56:39.945739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df3f0d29bb78b32a300b194b4a273571578ed886997c4961d944f827f00f0a6b

Aliases

arxiv: 2504.21155 · arxiv_version: 2504.21155v2 · doi: 10.48550/arxiv.2504.21155 · pith_short_12: 347Q2KN3PCZS · pith_short_16: 347Q2KN3PCZSUMAL · pith_short_8: 347Q2KN3

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/347Q2KN3PCZSUMALDFFUUJZVOF \
  | 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: df3f0d29bb78b32a300b194b4a273571578ed886997c4961d944f827f00f0a6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "866dcef4997e27d2422138df5747ec296d7eff5bb9cc8f4514cc412edfa56260",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2025-04-29T20:17:43Z",
    "title_canon_sha256": "4639a920a5d4570dd608e7ea3d22f72e3f5ae1cb09254fbf9f1272261c30551d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.21155",
    "kind": "arxiv",
    "version": 2
  }
}