Pith Number

pith:44JFZ7VO

pith:2019:44JFZ7VOPIENLALO4C5TK4C4WA

not attested not anchored not stored refs pending

An assisting Model Predictive Controller approach to Control over the Cloud

Johan Eker, Karl-Erik {\AA}rz\'en, Maria Kihl, Per Skarin

arxiv:1905.06305 v1 · 2019-05-15 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{44JFZ7VOPIENLALO4C5TK4C4WA}

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	2026-05-17T23:46:06.919587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7125cfeae7a08d5816ee0bb35705cb02d705217fc1391b5d4a1f7eba2ebb0ea

Aliases

arxiv: 1905.06305 · arxiv_version: 1905.06305v1 · doi: 10.48550/arxiv.1905.06305 · pith_short_12: 44JFZ7VOPIEN · pith_short_16: 44JFZ7VOPIENLALO · pith_short_8: 44JFZ7VO

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/44JFZ7VOPIENLALO4C5TK4C4WA \
  | 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: e7125cfeae7a08d5816ee0bb35705cb02d705217fc1391b5d4a1f7eba2ebb0ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "382a5415d97fb53a1b21358f884bca663709d25cc50fabd0d71569c5551c7eb1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2019-05-15T17:31:11Z",
    "title_canon_sha256": "57787ffec21e10fcb28d6d32f3c451156dce00009926709e7ef6e298bb459aa1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06305",
    "kind": "arxiv",
    "version": 1
  }
}