Pith Number

pith:MQ7O7KZ3

pith:2025:MQ7O7KZ3DS2MLN567YV7CD6QZF

not attested not anchored not stored refs pending

Separated-Variable Spectral Neural Networks: A Physics-Informed Learning Approach for High-Frequency PDEs

Chen Gao, Rongchun Hu, Xiong Xiong, Zhuo Zhang, Zichen Deng

arxiv:2508.00628 v1 · 2025-08-01 · cs.LG

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\usepackage{pith}
\pithnumber{MQ7O7KZ3DS2MLN567YV7CD6QZF}

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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

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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

3 papers in Pith

Frequency Shift Physics-Informed Extreme Learning Machine for Solving High-Frequency Partial Differential Equations

Multi-Scale Separable Fourier Neural Networks for Solving High-Frequency PDEs

Gradient Scaling Effects in Adaptive Spectral PINNs for Stiff Nonlinear ODEs

Receipt and verification

First computed	2026-07-05T11:46:59.297908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

643eefab3b1cb4c5b7befe2bf10fd0c94bcc097c15155d8d00d27015ee858967

Aliases

arxiv: 2508.00628 · arxiv_version: 2508.00628v1 · doi: 10.48550/arxiv.2508.00628 · pith_short_12: MQ7O7KZ3DS2M · pith_short_16: MQ7O7KZ3DS2MLN56 · pith_short_8: MQ7O7KZ3

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/MQ7O7KZ3DS2MLN567YV7CD6QZF \
  | 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: 643eefab3b1cb4c5b7befe2bf10fd0c94bcc097c15155d8d00d27015ee858967

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40069b8096edcc5309d2003c0f9ef9597c4d2ab2bb99f1bd3b5725a477c0af46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-08-01T13:40:10Z",
    "title_canon_sha256": "c60e9d1d4b3d97406ea9a4156dea08330c71e06d32e6cbb2c6c5aebf37b516f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.00628",
    "kind": "arxiv",
    "version": 1
  }
}