Pith Number

pith:S2WO52UR

pith:2021:S2WO52URNZEYOAY4N7RMNUDOA6

not attested not anchored not stored refs pending

A Parametric and Feasibility Study for Data Sampling of the Dynamic Mode Decomposition: Spectral Insights and Further Explorations

Asiri Umenga Weerasuriya, Cruz Y. Li, Tim K.T. Tse, Xisheng Lin, Xuelin Zhang, Yunfei Fu, Zengshun Chen

arxiv:2110.06577 v2 · 2021-10-13 · physics.flu-dyn · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S2WO52URNZEYOAY4N7RMNUDOA6}

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	2026-07-05T04:02:57.609964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96aceeea916e4987031c6fe2c6d06e07af1cb6bc9dff70fa42b6ecc4c7332484

Aliases

arxiv: 2110.06577 · arxiv_version: 2110.06577v2 · doi: 10.48550/arxiv.2110.06577 · pith_short_12: S2WO52URNZEY · pith_short_16: S2WO52URNZEYOAY4 · pith_short_8: S2WO52UR

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/S2WO52URNZEYOAY4N7RMNUDOA6 \
  | 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: 96aceeea916e4987031c6fe2c6d06e07af1cb6bc9dff70fa42b6ecc4c7332484

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5830e70993a1705281d5c39158865a56cde157da33517c79c984d94607f6c1c7",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2021-10-13T08:45:07Z",
    "title_canon_sha256": "89fb5b0f982685b52a021b64a43c15177395fb33db43f6ec17d12e15965c6f57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.06577",
    "kind": "arxiv",
    "version": 2
  }
}