Pith Number

pith:7HAKMEZT

pith:2025:7HAKMEZTV2DZIMWQR7CLOW23U4

not attested not anchored not stored refs pending

Prescribed Performance Control of Uncertain Higher Relative Degree Nonlinear Systems in the Presence of Delays

George A. Rovithakis, Jan Hachmeister, Lampros N. Bikas, Thomas Berger

arxiv:2509.08601 v2 · 2025-09-10 · 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{7HAKMEZTV2DZIMWQR7CLOW23U4}

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	2026-06-03T01:05:44.887239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9c0a61333ae879432d08fc4b75b5ba708aac137813f7b1511d67431f1bf4d6a

Aliases

arxiv: 2509.08601 · arxiv_version: 2509.08601v2 · doi: 10.48550/arxiv.2509.08601 · pith_short_12: 7HAKMEZTV2DZ · pith_short_16: 7HAKMEZTV2DZIMWQ · pith_short_8: 7HAKMEZT

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/7HAKMEZTV2DZIMWQR7CLOW23U4 \
  | 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: f9c0a61333ae879432d08fc4b75b5ba708aac137813f7b1511d67431f1bf4d6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee6ad49b4721cfea795b200457b768c0cf7210d5cf7c0fc9b3b65039441286da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-09-10T13:59:40Z",
    "title_canon_sha256": "1f3ba14b13e2d5a9160a910bb1e16d5ec230e0d0aec9d86d587ec9bc1cf77038"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.08601",
    "kind": "arxiv",
    "version": 2
  }
}