Pith Number

pith:QXTG6D56

pith:2025:QXTG6D563DHL6JGN4EB63HADCI

not attested not anchored not stored refs pending

Smooth Logic Constraints in Nonlinear Optimization and Optimal Control Problems

E. C. Kerrigan, J. Wehbeh

arxiv:2506.01742 v2 · 2025-06-02 · eess.SY · 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{QXTG6D563DHL6JGN4EB63HADCI}

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	2026-07-05T12:04:15.358589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85e66f0fbed8cebf24cde103ed9c03120401ddb6d499103d248e46418eef911a

Aliases

arxiv: 2506.01742 · arxiv_version: 2506.01742v2 · doi: 10.48550/arxiv.2506.01742 · pith_short_12: QXTG6D563DHL · pith_short_16: QXTG6D563DHL6JGN · pith_short_8: QXTG6D56

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/QXTG6D563DHL6JGN4EB63HADCI \
  | 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: 85e66f0fbed8cebf24cde103ed9c03120401ddb6d499103d248e46418eef911a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56aec9139024327e11f8716a8acf0aa49756dbef83bc273e196953fb80f79e2e",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2025-06-02T14:50:17Z",
    "title_canon_sha256": "3a895d7cd9c70acca50968ae56a999b1780e480a8019b4381e9a9cdb0b021063"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.01742",
    "kind": "arxiv",
    "version": 2
  }
}