Pith Number

pith:LC6JDMOE

pith:2016:LC6JDMOEXJLAQ27BGZR5MFVNGJ

not attested not anchored not stored refs pending

Nonconvex penalization of switching control of partial differential equations

Armin Rund, Christian Clason, Karl Kunisch

arxiv:1605.09750 v4 · 2016-05-31 · 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{LC6JDMOEXJLAQ27BGZR5MFVNGJ}

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	2026-05-18T00:17:24.556475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58bc91b1c4ba56086be13663d616ad325f1df79e0911b9575db463c9ab351e23

Aliases

arxiv: 1605.09750 · arxiv_version: 1605.09750v4 · doi: 10.48550/arxiv.1605.09750 · pith_short_12: LC6JDMOEXJLA · pith_short_16: LC6JDMOEXJLAQ27B · pith_short_8: LC6JDMOE

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/LC6JDMOEXJLAQ27BGZR5MFVNGJ \
  | 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: 58bc91b1c4ba56086be13663d616ad325f1df79e0911b9575db463c9ab351e23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be6ca0d2c01d4835603840cfc74d0e39a072abfddd88be5ed28aea47aceb0d19",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-05-31T18:12:07Z",
    "title_canon_sha256": "09844f92fa944b853963f9b67dcdbc1faa1fc00953379fe225d32d0982bf9286"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.09750",
    "kind": "arxiv",
    "version": 4
  }
}