Pith Number

pith:E5YW2UQL

pith:2023:E5YW2UQLIG7VMIZ2D5Z6YERCX6

not attested not anchored not stored refs pending

Equivariance and partial observations in Koopman operator theory for partial differential equations

Feliks N\"uske, Friedrich Philipp, Hans Harder, Karl Worthmann, Manuel Schaller, Sebastian Peitz

arxiv:2307.15325 v3 · 2023-07-28 · math.DS · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E5YW2UQLIG7VMIZ2D5Z6YERCX6}

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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

Stable Long-Horizon PDE Forecasting via Latent Structured Spectral Propagators

Receipt and verification

First computed	2026-07-05T09:30:56.482956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27716d520b41bf56233a1f73ec1222bf8fb55ab5127e32e9692668d148b492bb

Aliases

arxiv: 2307.15325 · arxiv_version: 2307.15325v3 · doi: 10.48550/arxiv.2307.15325 · pith_short_12: E5YW2UQLIG7V · pith_short_16: E5YW2UQLIG7VMIZ2 · pith_short_8: E5YW2UQL

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/E5YW2UQLIG7VMIZ2D5Z6YERCX6 \
  | 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: 27716d520b41bf56233a1f73ec1222bf8fb55ab5127e32e9692668d148b492bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea348a27e5880a497635223a72856b504cba6e44bf0a3129ea3b5f68b1024ab4",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2023-07-28T06:03:19Z",
    "title_canon_sha256": "10544e93612cee1291bd488432c67ecaba65cccb812342443607f3c783b1db5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.15325",
    "kind": "arxiv",
    "version": 3
  }
}