Pith Number

pith:KBH2SPF3

pith:2024:KBH2SPF3IXIE2PG4KKTNWNSYLH

not attested not anchored not stored refs pending

S2MPJ and CUTEst optimization problems for Matlab, Python and Julia

Philippe L. Toint, Serge Gratton

arxiv:2407.07812 v1 · 2024-07-10 · math.OC · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KBH2SPF3IXIE2PG4KKTNWNSYLH}

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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.

Cited by

1 paper in Pith

Retrospective Approximation Sequential Quadratic Programming for Stochastic Optimization with General Deterministic Nonlinear Constraints

Receipt and verification

First computed	2026-07-05T08:42:25.682599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

504fa93cbb45d04d3cdc52a6db365859e4ff46c98fa1408673213eeaad1cbc29

Aliases

arxiv: 2407.07812 · arxiv_version: 2407.07812v1 · doi: 10.48550/arxiv.2407.07812 · pith_short_12: KBH2SPF3IXIE · pith_short_16: KBH2SPF3IXIE2PG4 · pith_short_8: KBH2SPF3

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/KBH2SPF3IXIE2PG4KKTNWNSYLH \
  | 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: 504fa93cbb45d04d3cdc52a6db365859e4ff46c98fa1408673213eeaad1cbc29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae515febf18ab3a99f58f671e00a723fd0edec865f14153862c16eaaa37ed190",
    "cross_cats_sorted": [
      "cs.PF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-07-10T16:32:21Z",
    "title_canon_sha256": "60f367df82cf64bd88227e9861ac43ebf3d976581d9f14ea8f83749eb6cb8756"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.07812",
    "kind": "arxiv",
    "version": 1
  }
}