Pith Number

pith:ZLKHFYCA

pith:2012:ZLKHFYCAWDAPTNLDU3KMIIBKXP

not attested not anchored not stored refs pending

Stabilizability and Norm-Optimal Control Design subject to Sparsity Constraints

Nuno C. Martins, Serban Sabau

arxiv:1209.1123 v1 · 2012-09-05 · cs.SY · math.DS · 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{ZLKHFYCAWDAPTNLDU3KMIIBKXP}

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	2026-05-18T03:46:06.496498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cad472e040b0c0f9b563a6d4c4202abbeaa3431d7cfa2230682c7a78b829d7de

Aliases

arxiv: 1209.1123 · arxiv_version: 1209.1123v1 · doi: 10.48550/arxiv.1209.1123 · pith_short_12: ZLKHFYCAWDAP · pith_short_16: ZLKHFYCAWDAPTNLD · pith_short_8: ZLKHFYCA

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/ZLKHFYCAWDAPTNLDU3KMIIBKXP \
  | 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: cad472e040b0c0f9b563a6d4c4202abbeaa3431d7cfa2230682c7a78b829d7de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "507671cbcf9b2d3daa1d74b837a5b280a243b92bd5c16f55118bac6515e78b97",
    "cross_cats_sorted": [
      "math.DS",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2012-09-05T21:23:13Z",
    "title_canon_sha256": "00e166444cdb747c947ffb155557c97c2d921db4bc6f4be7ca4e96ace4620228"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1123",
    "kind": "arxiv",
    "version": 1
  }
}