Pith Number

pith:MDIIGQC4

pith:2010:MDIIGQC4TFSRCYXPMUQGWDMIJN

not attested not anchored not stored refs pending

Convex Optimization In Identification Of Stable Non-Linear State Space Models

Alexandre Megretski, Ian R. Manchester, Jennifer Wang, Mark M. Tobenkin, Russ Tedrake

arxiv:1009.1670 v1 · 2010-09-09 · math.OC · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MDIIGQC4TFSRCYXPMUQGWDMIJN}

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	2026-05-18T00:58:44.031409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60d083405c99651162ef65206b0d884b6d86f0dacab19a289607fb0ce6b2f7d4

Aliases

arxiv: 1009.1670 · arxiv_version: 1009.1670v1 · doi: 10.48550/arxiv.1009.1670 · pith_short_12: MDIIGQC4TFSR · pith_short_16: MDIIGQC4TFSRCYXP · pith_short_8: MDIIGQC4

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/MDIIGQC4TFSRCYXPMUQGWDMIJN \
  | 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: 60d083405c99651162ef65206b0d884b6d86f0dacab19a289607fb0ce6b2f7d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbfd683988f23418f27f1f8bacaa47ecd29fe1f1ff704558f32a7a765b2b2234",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2010-09-09T01:46:08Z",
    "title_canon_sha256": "bd66f17ff1432e27408b7cb398df7591ffead2ea67c4ce8438f437bbb6df2838"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1670",
    "kind": "arxiv",
    "version": 1
  }
}