Pith Number

pith:ZARR2CZX

pith:2023:ZARR2CZX4LEQZKH7Q7EXWXHYRI

not attested not anchored not stored refs pending

Positional Embeddings for Solving PDEs with Evolutional Deep Neural Networks

Jan S Hesthaven, Mariella Kast

arxiv:2308.03461 v1 · 2023-08-07 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZARR2CZX4LEQZKH7Q7EXWXHYRI}

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

Nonlinear model reduction with Neural Galerkin schemes on quadratic manifolds

Receipt and verification

First computed	2026-07-05T06:38:17.359138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8231d0b37e2c90ca8ff87c97b5cf88a062d55eb7605b600c00d502dcea3a250

Aliases

arxiv: 2308.03461 · arxiv_version: 2308.03461v1 · doi: 10.48550/arxiv.2308.03461 · pith_short_12: ZARR2CZX4LEQ · pith_short_16: ZARR2CZX4LEQZKH7 · pith_short_8: ZARR2CZX

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/ZARR2CZX4LEQZKH7Q7EXWXHYRI \
  | 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: c8231d0b37e2c90ca8ff87c97b5cf88a062d55eb7605b600c00d502dcea3a250

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9b6cc06088ced26d72894172a9b8b25545a73e354ad705c987f43621deddc72",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-08-07T10:39:40Z",
    "title_canon_sha256": "3261bcd44cbb6e92167f5ad87578ef5f1a27a04937380e18fc40bf315e7d5de9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.03461",
    "kind": "arxiv",
    "version": 1
  }
}