Pith Number

pith:YFGJRMSU

pith:2024:YFGJRMSUOPXP5QDII4VM3JS42V

not attested not anchored not stored refs pending

Two-stage model reduction approaches for the efficient and certified solution of parametrized optimal control problems

Hendrik Kleikamp, Lukas Renelt

arxiv:2408.15900 v1 · 2024-08-28 · math.NA · cs.NA · 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{YFGJRMSUOPXP5QDII4VM3JS42V}

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	2026-07-05T09:00:19.123526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c14c98b25473eefec068472acda65cd54e56b480f179191c37181725f4df7b79

Aliases

arxiv: 2408.15900 · arxiv_version: 2408.15900v1 · doi: 10.48550/arxiv.2408.15900 · pith_short_12: YFGJRMSUOPXP · pith_short_16: YFGJRMSUOPXP5QDI · pith_short_8: YFGJRMSU

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/YFGJRMSUOPXP5QDII4VM3JS42V \
  | 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: c14c98b25473eefec068472acda65cd54e56b480f179191c37181725f4df7b79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4af9b9d1026d3cb4e28007be80da3868cc840d0a372789bcc7121b62a7d435f",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-08-28T16:12:36Z",
    "title_canon_sha256": "1dc320698701bb6c898e012f8e996deea03f3d9fbcaa478a2cfde1295557048b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.15900",
    "kind": "arxiv",
    "version": 1
  }
}