Pith Number

pith:Q2WX34JE

pith:2022:Q2WX34JEMSCOLD5WD6L6ZIXJFA

not attested not anchored not stored refs pending

Lie Point Symmetry Data Augmentation for Neural PDE Solvers

Daniel E. Worrall, Johannes Brandstetter, Max Welling

arxiv:2202.07643 v2 · 2022-02-15 · cs.LG · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q2WX34JEMSCOLD5WD6L6ZIXJFA}

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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

✓ 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

Data-Efficient Neural Operator Training via Physics-Based Active Learning

Receipt and verification

First computed	2026-07-05T04:27:11.334546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86ad7df1246484e58fb61f97eca2e9283aad5093ef5d0f7a128ab4cbc7e5010c

Aliases

arxiv: 2202.07643 · arxiv_version: 2202.07643v2 · doi: 10.48550/arxiv.2202.07643 · pith_short_12: Q2WX34JEMSCO · pith_short_16: Q2WX34JEMSCOLD5W · pith_short_8: Q2WX34JE

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/Q2WX34JEMSCOLD5WD6L6ZIXJFA \
  | 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: 86ad7df1246484e58fb61f97eca2e9283aad5093ef5d0f7a128ab4cbc7e5010c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0828f8e1b36421796d9510a3078e29635f4b469a10ff75c6fec35cf1a006a5d7",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-02-15T18:43:17Z",
    "title_canon_sha256": "0e19ca7cf5d1ee7fb5e94ff4027852c27ac84d6e5ab973e9624e2d87da1dcae4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.07643",
    "kind": "arxiv",
    "version": 2
  }
}