Pith Number

pith:GVHZMYBO

pith:2019:GVHZMYBOVZDGOTTJIMUNAPO5SY

not attested not anchored not stored refs pending

Extended Dynamic Mode Decomposition with Learned Koopman Eigenfunctions for Prediction and Control

Carl Folkestad, Daniel Pastor, Igor Mezic, Joel Burdick, Maria Fonoberova, Ryan Mohr

arxiv:1911.08751 v3 · 2019-11-20 · eess.SY · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GVHZMYBOVZDGOTTJIMUNAPO5SY}

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.

Receipt and verification

First computed	2026-07-05T00:49:01.044498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

354f96602eae46674e694328d03ddd96156ac52cd5c3339917389e178780428b

Aliases

arxiv: 1911.08751 · arxiv_version: 1911.08751v3 · doi: 10.48550/arxiv.1911.08751 · pith_short_12: GVHZMYBOVZDG · pith_short_16: GVHZMYBOVZDGOTTJ · pith_short_8: GVHZMYBO

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/GVHZMYBOVZDGOTTJIMUNAPO5SY \
  | 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: 354f96602eae46674e694328d03ddd96156ac52cd5c3339917389e178780428b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "019e0ae036ffb52e43a90b1e2d9828c12b2882fd666cb42ae7ebdb4de0930df9",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2019-11-20T07:48:17Z",
    "title_canon_sha256": "129ae8ce05604ada58aad12b8fa3d2201d0ee954ca40b8f9efb045be57f20827"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.08751",
    "kind": "arxiv",
    "version": 3
  }
}