Pith Number

pith:NKDWF7DI

pith:2022:NKDWF7DI25MAJOMZ2DFFUNZORM

not attested not anchored not stored refs pending

Respecting causality is all you need for training physics-informed neural networks

Paris Perdikaris, Shyam Sankaran, Sifan Wang

arxiv:2203.07404 v1 · 2022-03-14 · cs.LG · cs.NA · math.NA · nlin.CD · physics.flu-dyn · stat.ML

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NKDWF7DI25MAJOMZ2DFFUNZORM}

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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

20 papers in Pith

Silent Failures in Physics-Informed Neural Networks: Parameter Poisoning and the Limits of Loss-Based Validation

Physics-Informed Neural Network with Squeeze-Excitation-like Attention

Decision-Aware Evaluation of Physics-Informed Surrogates

Neural Spectral Element Methods for stiff multiphysics PDEs with electrochemical transport benchmarks

Random test functions, $H^{-1}$ norm equivalence, and stochastic variational physics-informed neural networks

Receipt and verification

First computed	2026-07-05T04:05:04.199138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a8762fc68d75804b999d0ca5a372e8b0998e7489e9b17e2cdce27089edb5540

Aliases

arxiv: 2203.07404 · arxiv_version: 2203.07404v1 · doi: 10.48550/arxiv.2203.07404 · pith_short_12: NKDWF7DI25MA · pith_short_16: NKDWF7DI25MAJOMZ · pith_short_8: NKDWF7DI

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/NKDWF7DI25MAJOMZ2DFFUNZORM \
  | 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: 6a8762fc68d75804b999d0ca5a372e8b0998e7489e9b17e2cdce27089edb5540

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f905c36368d689348ff38291292971a7002d5b5c16e6f2ce9f47393da9f5889e",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "nlin.CD",
      "physics.flu-dyn",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-03-14T18:08:18Z",
    "title_canon_sha256": "c639ae94ccf8421d91c501ee96275cca537380f4ec5e194d055de35a6fd335c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.07404",
    "kind": "arxiv",
    "version": 1
  }
}