Pith Number

pith:GXMWKMLY

pith:2023:GXMWKMLYRGARGYBQKBUCZHHWQ2

not attested not anchored not stored refs pending

Learning linear dynamical systems under convex constraints

Denis Efimov, Hemant Tyagi

arxiv:2303.15121 v5 · 2023-03-27 · math.ST · cs.SY · eess.SY · math.OC · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GXMWKMLYRGARGYBQKBUCZHHWQ2}

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	2026-07-07T02:18:20.923760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35d9653178898113603050682c9cf686b3cca70699f13fef179454065efb2d99

Aliases

arxiv: 2303.15121 · arxiv_version: 2303.15121v5 · doi: 10.48550/arxiv.2303.15121 · pith_short_12: GXMWKMLYRGAR · pith_short_16: GXMWKMLYRGARGYBQ · pith_short_8: GXMWKMLY

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/GXMWKMLYRGARGYBQKBUCZHHWQ2 \
  | 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: 35d9653178898113603050682c9cf686b3cca70699f13fef179454065efb2d99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "484c101826753a140d4d2e3ab199cc3836f8807f5469012e9e4404119ac07034",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY",
      "math.OC",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2023-03-27T11:49:40Z",
    "title_canon_sha256": "a03469e0e5e0b2cacf09284e8ef8aba031753d366cfd5457354847ddb3dbecfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.15121",
    "kind": "arxiv",
    "version": 5
  }
}