Pith Number

pith:ZQACD2J3

pith:2012:ZQACD2J35JJAEOJCESABHWI436

not attested not anchored not stored refs pending

On Structured Realizability and Stabilizability of Linear Systems

Anders Rantzer, Laurent Lessard, Maxim Kristalny

arxiv:1212.1839 v1 · 2012-12-08 · cs.SY · 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{ZQACD2J35JJAEOJCESABHWI436}

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	2026-05-18T03:38:54.972755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc0021e93bea52023922248013d91cdf9b7df0d863b5fc567d799d13240c1460

Aliases

arxiv: 1212.1839 · arxiv_version: 1212.1839v1 · doi: 10.48550/arxiv.1212.1839 · pith_short_12: ZQACD2J35JJA · pith_short_16: ZQACD2J35JJAEOJC · pith_short_8: ZQACD2J3

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/ZQACD2J35JJAEOJCESABHWI436 \
  | 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: cc0021e93bea52023922248013d91cdf9b7df0d863b5fc567d799d13240c1460

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32f6940953486a6594f1df2579d6fc515000885089390852ece8d81559f11f7c",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2012-12-08T22:28:08Z",
    "title_canon_sha256": "774700a2e6f5f962b1e59105160ee15f4edf4f63ba86771973c1785e0694efd4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.1839",
    "kind": "arxiv",
    "version": 1
  }
}