Pith Number

pith:HZNDKD3D

pith:2023:HZNDKD3DHOVKTBERADPCFH7WTO

not attested not anchored not stored refs pending

About optimal loss function for training physics-informed neural networks under respecting causality

Alexey O. Malkhanov, Danil V. Davydov, Ekaterina D. Egorova, Mikhail A. Akhukov, Mikhail E. Smorkalov, Vasiliy A. Es'kin

arxiv:2304.02282 v1 · 2023-04-05 · math.NA · cs.AI · cs.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{HZNDKD3DHOVKTBERADPCFH7WTO}

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

About rectified sigmoid function for enhancing the accuracy of Physics-Informed Neural Networks

Receipt and verification

First computed	2026-07-05T10:42:33.127937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e5a350f633baaa9849100de229ff69bbc872a2e47ca525af869dfc09b407652

Aliases

arxiv: 2304.02282 · arxiv_version: 2304.02282v1 · doi: 10.48550/arxiv.2304.02282 · pith_short_12: HZNDKD3DHOVK · pith_short_16: HZNDKD3DHOVKTBER · pith_short_8: HZNDKD3D

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/HZNDKD3DHOVKTBERADPCFH7WTO \
  | 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: 3e5a350f633baaa9849100de229ff69bbc872a2e47ca525af869dfc09b407652

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0fa3b16a57d1698ba665cfa29a57e303870519bc05f263f3968da497e63e97e",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-04-05T08:10:40Z",
    "title_canon_sha256": "7b05eda392f799dbdb8f8626923dc1c6756b2db22d79ce2adc340977ffe0d367"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.02282",
    "kind": "arxiv",
    "version": 1
  }
}