Pith Number

pith:UY5QMQ4A

pith:2025:UY5QMQ4A3BVQ2ZWULAIJ5KLZYS

not attested not anchored not stored refs pending

Revisiting Strong Duality, Hidden Convexity, and Gradient Dominance in the Linear Quadratic Regulator

Yang Zheng, Yuto Watanabe

arxiv:2503.10964 v1 · 2025-03-14 · 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{UY5QMQ4A3BVQ2ZWULAIJ5KLZYS}

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	2026-07-05T10:31:09.227650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a63b064380d86b0d66d458109ea979c4ada2a97939cd2448a897931f8d142b79

Aliases

arxiv: 2503.10964 · arxiv_version: 2503.10964v1 · doi: 10.48550/arxiv.2503.10964 · pith_short_12: UY5QMQ4A3BVQ · pith_short_16: UY5QMQ4A3BVQ2ZWU · pith_short_8: UY5QMQ4A

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/UY5QMQ4A3BVQ2ZWULAIJ5KLZYS \
  | 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: a63b064380d86b0d66d458109ea979c4ada2a97939cd2448a897931f8d142b79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f94dd43481898507b2d30c03baa038a77f8d6e1525ab069d7cd17e0fdb5dafff",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-03-14T00:18:21Z",
    "title_canon_sha256": "fe937401cfaa0ba44bdb69a780fcc4accfdb67c24528583f11085157b3b92417"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.10964",
    "kind": "arxiv",
    "version": 1
  }
}