Pith Number

pith:ZW4ISXBI

pith:2019:ZW4ISXBI2IS6TYV7VN3E6UEYLX

not attested not anchored not stored refs pending

Reduced-order control using low-rank Dynamic Mode Decomposition

Daniel J. Bodony, Palash Sashittal

arxiv:1908.02249 v1 · 2019-08-06 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZW4ISXBI2IS6TYV7VN3E6UEYLX}

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	2026-07-05T00:31:14.750296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdb8895c28d225e9e2bfab764f50985dfd78c6920ea9888840d7c70217beceb9

Aliases

arxiv: 1908.02249 · arxiv_version: 1908.02249v1 · doi: 10.48550/arxiv.1908.02249 · pith_short_12: ZW4ISXBI2IS6 · pith_short_16: ZW4ISXBI2IS6TYV7 · pith_short_8: ZW4ISXBI

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/ZW4ISXBI2IS6TYV7VN3E6UEYLX \
  | 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: cdb8895c28d225e9e2bfab764f50985dfd78c6920ea9888840d7c70217beceb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d561c23378fe61bb9835aa9ed21d752fa20ac43df7cdd188872bd88bcf6a586",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-08-06T16:38:55Z",
    "title_canon_sha256": "97cc727e7b9aa9397665ffc40b2eac2b57efad429619b9c8e8e54cf013f0cc82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02249",
    "kind": "arxiv",
    "version": 1
  }
}