Pith Number

pith:2GTZDJCY

pith:2024:2GTZDJCYCOGJRFXBUDA6Q7W5XF

not attested not anchored not stored refs pending

Robust and Constrained Estimation of State-Space Models: A Majorization-Minimization Approach

Daniel P. Palomar, Shengjie Xiu, Yifan Yu

arxiv:2411.11320 v1 · 2024-11-18 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2GTZDJCYCOGJRFXBUDA6Q7W5XF}

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	2026-07-05T09:36:54.431140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1a791a458138c9896e1a0c1e87eddb971783cba3c615bc27a8cb9f9728c08e2

Aliases

arxiv: 2411.11320 · arxiv_version: 2411.11320v1 · doi: 10.48550/arxiv.2411.11320 · pith_short_12: 2GTZDJCYCOGJ · pith_short_16: 2GTZDJCYCOGJRFXB · pith_short_8: 2GTZDJCY

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/2GTZDJCYCOGJRFXBUDA6Q7W5XF \
  | 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: d1a791a458138c9896e1a0c1e87eddb971783cba3c615bc27a8cb9f9728c08e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a41f86bdabababc132c43254a93be9502373e0e7179a8da47d640e153e961e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2024-11-18T06:31:07Z",
    "title_canon_sha256": "5699ff610154226c7d33a5e7a611010912a4d10b9625e13a12413769ec63d13b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.11320",
    "kind": "arxiv",
    "version": 1
  }
}