Pith Number

pith:SKO652JA

pith:2020:SKO652JAWRGBOOLZC2OQ75IHPD

not attested not anchored not stored refs pending

A compute-bound formulation of Galerkin model reduction for linear time-invariant dynamical systems

Eric J. Parish, Francesco Rizzi, John Tencer, Patrick J. Blonigan

arxiv:2009.11742 v3 · 2020-09-24 · physics.comp-ph · cs.CE · cs.DC · cs.MS · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SKO652JAWRGBOOLZC2OQ75IHPD}

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	2026-07-05T02:59:04.314621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

929deee920b44c173979169d0ff50778ced93d6f8cfea19939a4cc071dd13a19

Aliases

arxiv: 2009.11742 · arxiv_version: 2009.11742v3 · doi: 10.48550/arxiv.2009.11742 · pith_short_12: SKO652JAWRGB · pith_short_16: SKO652JAWRGBOOLZ · pith_short_8: SKO652JA

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/SKO652JAWRGBOOLZC2OQ75IHPD \
  | 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: 929deee920b44c173979169d0ff50778ced93d6f8cfea19939a4cc071dd13a19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d27099acb06586538ffec3a425e405eb0219c05dbdf7f1de5c24e798c8eca33d",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.DC",
      "cs.MS",
      "math.DS"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2020-09-24T15:06:00Z",
    "title_canon_sha256": "2c177865692f550089978b889a7459a448c4a3658a5ddf1673e9b72a9626c6f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.11742",
    "kind": "arxiv",
    "version": 3
  }
}