Pith Number

pith:C4NSTO4V

pith:2016:C4NSTO4VQ6QM4F6N34BYJXFPG3

not attested not anchored not stored refs pending

Mean-variance risk-averse optimal control of systems governed by PDEs with random parameter fields using quadratic approximations

Alen Alexanderian, Georg Stadler, Noemi Petra, Omar Ghattas

arxiv:1602.07592 v4 · 2016-02-24 · 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{C4NSTO4VQ6QM4F6N34BYJXFPG3}

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	2026-05-18T00:29:47.083141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

171b29bb9587a0ce17cddf0384dcaf36e53b3e08cf886238942f7c1a44da81ae

Aliases

arxiv: 1602.07592 · arxiv_version: 1602.07592v4 · doi: 10.48550/arxiv.1602.07592 · pith_short_12: C4NSTO4VQ6QM · pith_short_16: C4NSTO4VQ6QM4F6N · pith_short_8: C4NSTO4V

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/C4NSTO4VQ6QM4F6N34BYJXFPG3 \
  | 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: 171b29bb9587a0ce17cddf0384dcaf36e53b3e08cf886238942f7c1a44da81ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eefa58a28ce703f3377c17279e95b79e4e24fedc60a0d8ef91cf8cdf522fd438",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-02-24T16:57:01Z",
    "title_canon_sha256": "13beeb20dccbc93a8c53b1e799809d5e0569cc8b1bd9873365afc6fbe7c528c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07592",
    "kind": "arxiv",
    "version": 4
  }
}