Pith Number

pith:5EV7J3CL

pith:2024:5EV7J3CLDHQXTXO7HEF5XQVSJP

not attested not anchored not stored refs pending

Perturbations in PDE-constrained optimal control decay exponentially in space

Karl Worthmann, Manuel Schaller, Simone G\"ottlich

arxiv:2403.15056 v2 · 2024-03-22 · math.OC · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5EV7J3CLDHQXTXO7HEF5XQVSJP}

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.

Cited by

1 paper in Pith

Separable Approximations of Optimal Value Functions and Their Representation by Neural Networks

Receipt and verification

First computed	2026-07-05T09:16:14.079507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e92bf4ec4b19e179dddf390bdbc2b24bfb49aa47ea558df8e3b8cfee79733da4

Aliases

arxiv: 2403.15056 · arxiv_version: 2403.15056v2 · doi: 10.48550/arxiv.2403.15056 · pith_short_12: 5EV7J3CLDHQX · pith_short_16: 5EV7J3CLDHQXTXO7 · pith_short_8: 5EV7J3CL

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/5EV7J3CLDHQXTXO7HEF5XQVSJP \
  | 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: e92bf4ec4b19e179dddf390bdbc2b24bfb49aa47ea558df8e3b8cfee79733da4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e565ebd92efc521857cebcef815f163ffef99b8a1f85c7c76c204442ce75e29",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-03-22T09:28:14Z",
    "title_canon_sha256": "c6e8c5d7c5a5006f07516149868f572a640b5b924de07c5ebabf5684d0d6398d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.15056",
    "kind": "arxiv",
    "version": 2
  }
}