Pith Number

pith:K7EFRVOE

pith:2026:K7EFRVOECCB6P347TF6LFWORKV

not attested not anchored not stored refs pending

Identifying sensitivity-dominant parameters via active subspaces in reduced-order modeling of fluid dynamics

Dewu Yang, Feng Wang, Hui Xu, Junjie Wang, Pengyu Lai, Rui Wang

arxiv:2606.02315 v1 · 2026-06-01 · physics.flu-dyn · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K7EFRVOECCB6P347TF6LFWORKV}

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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.

Receipt and verification

First computed	2026-06-02T03:04:55.877586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57c858d5c41083e7ef9f997cb2d9d1557d448ad0c902759fa9abd5eea8413d0e

Aliases

arxiv: 2606.02315 · arxiv_version: 2606.02315v1 · doi: 10.48550/arxiv.2606.02315 · pith_short_12: K7EFRVOECCB6 · pith_short_16: K7EFRVOECCB6P347 · pith_short_8: K7EFRVOE

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/K7EFRVOECCB6P347TF6LFWORKV \
  | 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: 57c858d5c41083e7ef9f997cb2d9d1557d448ad0c902759fa9abd5eea8413d0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b85dd388b35901ca15d31abdfb403a096ac6ce4809424d4c6c037efdab21f78",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-06-01T14:31:45Z",
    "title_canon_sha256": "28283424d6b307ce11fab7602d7800e073d966923c6033f32eccc9fb482be28d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02315",
    "kind": "arxiv",
    "version": 1
  }
}