Pith Number

pith:MSA57KNU

pith:2025:MSA57KNUNGI7NRHZD7PEIGYH7K

not attested not anchored not stored refs pending

A New Approach to Controlling Linear Dynamical Systems

Anand Brahmbhatt, Elad Hazan, Gon Buzaglo, Sofiia Druchyna

arxiv:2504.03952 v1 · 2025-04-04 · eess.SY · cs.LG · cs.SY · math.OC · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MSA57KNUNGI7NRHZD7PEIGYH7K}

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	2026-07-05T10:44:51.754563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6481dfa9b46991f6c4f91fde441b07faaf63506b80729ea240b59906eb7aa3ce

Aliases

arxiv: 2504.03952 · arxiv_version: 2504.03952v1 · doi: 10.48550/arxiv.2504.03952 · pith_short_12: MSA57KNUNGI7 · pith_short_16: MSA57KNUNGI7NRHZ · pith_short_8: MSA57KNU

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/MSA57KNUNGI7NRHZD7PEIGYH7K \
  | 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: 6481dfa9b46991f6c4f91fde441b07faaf63506b80729ea240b59906eb7aa3ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84a8df884f4bd69ddb544440d98c43099b7c0ba89efb5d8c715f41d6a92708c8",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SY",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2025-04-04T21:37:46Z",
    "title_canon_sha256": "47abc35cf8dd7ef0128d73aea38ed8083e3c16c1c6a2be9a1bdd52094adc260e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.03952",
    "kind": "arxiv",
    "version": 1
  }
}