Pith Number

pith:QW3FRUXI

pith:2014:QW3FRUXI5KT3TMOIPCBQXDRHAI

not attested not anchored not stored refs pending

Optimal control of uncertain stochastic systems with Markovian switching and its applications to portfolio decisions

Weiyin Fei

arxiv:1401.2531 v1 · 2014-01-11 · 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{QW3FRUXI5KT3TMOIPCBQXDRHAI}

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	2026-05-18T03:02:33.153668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85b658d2e8eaa7b9b1c878830b8e270213260378007906375c82f9bad5db92d0

Aliases

arxiv: 1401.2531 · arxiv_version: 1401.2531v1 · doi: 10.48550/arxiv.1401.2531 · pith_short_12: QW3FRUXI5KT3 · pith_short_16: QW3FRUXI5KT3TMOI · pith_short_8: QW3FRUXI

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/QW3FRUXI5KT3TMOIPCBQXDRHAI \
  | 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: 85b658d2e8eaa7b9b1c878830b8e270213260378007906375c82f9bad5db92d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "949269ea92a43ec470157c48fbdddfd8b99adc4b6ed701fc9a8472bc1773ff26",
    "cross_cats_sorted": [
      "q-fin.PM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-01-11T14:01:32Z",
    "title_canon_sha256": "c2cb18ee37f7e8931da095cdd4f1ff17241aea0621e186fc8364505d0c1006a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2531",
    "kind": "arxiv",
    "version": 1
  }
}