Pith Number

pith:WTL4IGZO

pith:2020:WTL4IGZOUERGVTPZKJIUZPZTL3

not attested not anchored not stored refs pending

Model Reduction and Neural Networks for Parametric PDEs

Andrew M. Stuart, Bamdad Hosseini, Kaushik Bhattacharya, Nikola B. Kovachki

arxiv:2005.03180 v2 · 2020-05-07 · math.NA · cs.LG · cs.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{WTL4IGZOUERGVTPZKJIUZPZTL3}

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

Physics-Informed Reduced-Order Operator Learning for Hyperelasticity in Continuum Micromechanics

Receipt and verification

First computed	2026-07-05T02:50:19.399007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4d7c41b2ea1226acdf952514cbf335ef7f95c119a005c4a2294fe45a3c7ff3c

Aliases

arxiv: 2005.03180 · arxiv_version: 2005.03180v2 · doi: 10.48550/arxiv.2005.03180 · pith_short_12: WTL4IGZOUERG · pith_short_16: WTL4IGZOUERGVTPZ · pith_short_8: WTL4IGZO

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/WTL4IGZOUERGVTPZKJIUZPZTL3 \
  | 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: b4d7c41b2ea1226acdf952514cbf335ef7f95c119a005c4a2294fe45a3c7ff3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82f95841c6f73b31a1f8909a9ad64a1603d8c934ba1530f1cf4c9156c69c151f",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2020-05-07T00:09:27Z",
    "title_canon_sha256": "43a080843e08d92bc670172c8849dcad9a6c3f3d0877a9ff2755d02898151fd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.03180",
    "kind": "arxiv",
    "version": 2
  }
}