Pith Number

pith:WWQBYSC2

pith:2024:WWQBYSC2AHIV7J7IPBNPFIDL5Z

not attested not anchored not stored refs pending

$L_{2+}$ Induced Norm Analysis of Continuous-Time LTI Systems Using Positive Filters and Copositive Programming

Dimitri Peaucelle, Hayato Waki, Noboru Sebe, Sophie Tarbouriech, Victor Magron, Yoshio Ebihara

arxiv:2401.03242 v1 · 2024-01-06 · 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{WWQBYSC2AHIV7J7IPBNPFIDL5Z}

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	2026-07-05T07:31:04.584863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5a01c485a01d15fa7e8785af2a06bee4a350332dd5a07593f7bf9a30337ea67

Aliases

arxiv: 2401.03242 · arxiv_version: 2401.03242v1 · doi: 10.48550/arxiv.2401.03242 · pith_short_12: WWQBYSC2AHIV · pith_short_16: WWQBYSC2AHIV7J7I · pith_short_8: WWQBYSC2

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/WWQBYSC2AHIV7J7IPBNPFIDL5Z \
  | 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: b5a01c485a01d15fa7e8785af2a06bee4a350332dd5a07593f7bf9a30337ea67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06ce8a151122b6a30641e39358ab078a4a9a6d91e3cb21dd61444e63ab2982b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-01-06T15:49:18Z",
    "title_canon_sha256": "5cb8528aed328f6181679c055f3ba0f63bca0fe1a88d3b797b69285f176e68bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.03242",
    "kind": "arxiv",
    "version": 1
  }
}