Pith Number

pith:2KBZMXWI

pith:2024:2KBZMXWIPDQCGYA4SQNU6TWBNV

not attested not anchored not stored refs pending

Contractivity of neural ODEs: an eigenvalue optimization problem

Anton Savostianov, Arturo De Marinis, Francesco Tudisco, Nicola Guglielmi

arxiv:2402.13092 v3 · 2024-02-20 · math.NA · cs.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2KBZMXWIPDQCGYA4SQNU6TWBNV}

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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

Nonlinear Joint Spectral Radius

Receipt and verification

First computed	2026-07-05T09:51:31.236837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d283965ec878e023601c941b4f4ec16d4c5a593827d8062892e531eb19f6e1bc

Aliases

arxiv: 2402.13092 · arxiv_version: 2402.13092v3 · doi: 10.48550/arxiv.2402.13092 · pith_short_12: 2KBZMXWIPDQC · pith_short_16: 2KBZMXWIPDQCGYA4 · pith_short_8: 2KBZMXWI

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/2KBZMXWIPDQCGYA4SQNU6TWBNV \
  | 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: d283965ec878e023601c941b4f4ec16d4c5a593827d8062892e531eb19f6e1bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cc59b29da5301c20421a4b0ba8bffc52e3053b73db307eb9f48bbdaf3fbabf3",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-02-20T15:35:40Z",
    "title_canon_sha256": "df724063dcff7e30ce3d4d5d2e236c40ea6208933e0196918812532331c5f4e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.13092",
    "kind": "arxiv",
    "version": 3
  }
}