Pith Number

pith:OUJNWR5J

pith:2014:OUJNWR5JRS322VU6SEUJQD3GGX

not attested not anchored not stored refs pending

Convex duality for stochastic singular control problems

Helena Kauppila, Peter Bank

arxiv:1407.7717 v1 · 2014-07-29 · math.OC · q-fin.PM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OUJNWR5JRS322VU6SEUJQD3GGX}

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	2026-05-18T02:46:21.967392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7512db47a98cb7ad569e9128980f6635de16231c3188ec0c323a98d9e352f39a

Aliases

arxiv: 1407.7717 · arxiv_version: 1407.7717v1 · doi: 10.48550/arxiv.1407.7717 · pith_short_12: OUJNWR5JRS32 · pith_short_16: OUJNWR5JRS322VU6 · pith_short_8: OUJNWR5J

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/OUJNWR5JRS322VU6SEUJQD3GGX \
  | 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: 7512db47a98cb7ad569e9128980f6635de16231c3188ec0c323a98d9e352f39a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82c3ac27a62f6e6556d94113d54dd8adeecaea9a40746908ea37e4c4b857fc20",
    "cross_cats_sorted": [
      "q-fin.PM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-07-29T13:15:18Z",
    "title_canon_sha256": "b42739dc1f9f7dc36842518c1a4864c760f7394fb42a0c3731bac148796e004f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7717",
    "kind": "arxiv",
    "version": 1
  }
}