Pith Number

pith:5NQZ4STU

pith:2019:5NQZ4STUBA3KG3JA2N3B4YY4U6

not attested not anchored not stored refs pending

Continuous-Time Mean-Variance Portfolio Selection: A Reinforcement Learning Framework

Haoran Wang, Xun Yu Zhou

arxiv:1904.11392 v2 · 2019-04-25 · q-fin.PM · cs.CE · cs.LG · 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{5NQZ4STUBA3KG3JA2N3B4YY4U6}

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	2026-05-17T23:47:01.300176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb619e4a740836a36d20d3761e631ca79cd08a41f7ecf791885f9715f4cae371

Aliases

arxiv: 1904.11392 · arxiv_version: 1904.11392v2 · doi: 10.48550/arxiv.1904.11392 · pith_short_12: 5NQZ4STUBA3K · pith_short_16: 5NQZ4STUBA3KG3JA · pith_short_8: 5NQZ4STU

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/5NQZ4STUBA3KG3JA2N3B4YY4U6 \
  | 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: eb619e4a740836a36d20d3761e631ca79cd08a41f7ecf791885f9715f4cae371

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ab47877ec76782451fb504fcbb12575a017f5f08148024cdfacd322f7c4e568",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.LG",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2019-04-25T14:47:15Z",
    "title_canon_sha256": "debad8b7782b690b59a1be35fe5d0fb29477ee835977f993c6b8eede811b8263"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11392",
    "kind": "arxiv",
    "version": 2
  }
}