Pith Number

pith:QZA4HHXG

pith:2018:QZA4HHXGQPHCGN7UFF37VK3VAM

not attested not anchored not stored refs pending

Deception in Optimal Control

Melkior Ornik, Ufuk Topcu

arxiv:1805.03090 v1 · 2018-05-08 · math.OC · cs.AI · 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{QZA4HHXGQPHCGN7UFF37VK3VAM}

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	2026-05-18T00:16:34.634130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8641c39ee683ce2337f42977faab75030ddc91e9cf64e73ac0cd35c720a59a4b

Aliases

arxiv: 1805.03090 · arxiv_version: 1805.03090v1 · doi: 10.48550/arxiv.1805.03090 · pith_short_12: QZA4HHXGQPHC · pith_short_16: QZA4HHXGQPHCGN7U · pith_short_8: QZA4HHXG

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/QZA4HHXGQPHCGN7UFF37VK3VAM \
  | 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: 8641c39ee683ce2337f42977faab75030ddc91e9cf64e73ac0cd35c720a59a4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4f13fbc482d6cf1f7e101ffeda9584b09fa1ee222b61af78e4665265ef9f2d8",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-05-08T15:08:40Z",
    "title_canon_sha256": "3cb6c6d27c069ecdf253d254d43540d58fdbda51d3b54446445624f155bb3e33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03090",
    "kind": "arxiv",
    "version": 1
  }
}