Pith Number

pith:ATPW7R6F

pith:2019:ATPW7R6FK2OERXKSO7SBAZTB34

not attested not anchored not stored refs pending

Optimal robustness of port-Hamiltonian systems

Paul Van Dooren, Volker Mehrmann

arxiv:1904.13326 v1 · 2019-04-30 · math.OC · math.NA

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ATPW7R6FK2OERXKSO7SBAZTB34}

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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.

Cited by

1 paper in Pith

Minimal-norm static feedbacks using dissipative Hamiltonian matrices

Receipt and verification

First computed	2026-05-17T23:47:21.636935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04df6fc7c5569c48dd5277e4106661df26da3eabefb8557e4d23b9c5f9e6e67a

Aliases

arxiv: 1904.13326 · arxiv_version: 1904.13326v1 · doi: 10.48550/arxiv.1904.13326 · pith_short_12: ATPW7R6FK2OE · pith_short_16: ATPW7R6FK2OERXKS · pith_short_8: ATPW7R6F

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/ATPW7R6FK2OERXKSO7SBAZTB34 \
  | 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: 04df6fc7c5569c48dd5277e4106661df26da3eabefb8557e4d23b9c5f9e6e67a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cd007c40658ead245744c1e9c4c969b127128057e324077eb2a12b90d8a8dd0",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-04-30T15:41:26Z",
    "title_canon_sha256": "4244726576696c19c9f3894ae47f3ceb6912e072ba0ce7fb24e4826f9056e017"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.13326",
    "kind": "arxiv",
    "version": 1
  }
}