Pith Number

pith:ZVGYJBFD

pith:2021:ZVGYJBFDUBKKXAYO7DRQ4QHOLN

not attested not anchored not stored refs pending

Learning the solution operator of parametric partial differential equations with physics-informed DeepOnets

Hanwen Wang, Paris Perdikaris, Sifan Wang

arxiv:2103.10974 v1 · 2021-03-19 · cs.LG · cs.NA · math.NA · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZVGYJBFDUBKKXAYO7DRQ4QHOLN}

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

DRIFT: Direct Reduced Fourier Transforms for Distributed Spectral Neural Operators

Receipt and verification

First computed	2026-07-05T02:24:55.611853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd4d8484a3a054ab830ef8e30e40ee5b5c2cfdc4e4c1a8cb905b43953d1e52e2

Aliases

arxiv: 2103.10974 · arxiv_version: 2103.10974v1 · doi: 10.48550/arxiv.2103.10974 · pith_short_12: ZVGYJBFDUBKK · pith_short_16: ZVGYJBFDUBKKXAYO · pith_short_8: ZVGYJBFD

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/ZVGYJBFDUBKKXAYO7DRQ4QHOLN \
  | 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: cd4d8484a3a054ab830ef8e30e40ee5b5c2cfdc4e4c1a8cb905b43953d1e52e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90af61e9af678edba249afc5e38f4a807c2a05dd2d2c171c159f8235950d5531",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-03-19T18:15:42Z",
    "title_canon_sha256": "522e96d4fe14f22a8ab71e3d1467954fe0115e50b2e6a6ccbcae0aa1a058bf90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.10974",
    "kind": "arxiv",
    "version": 1
  }
}