Pith Number

pith:HZ4P5VXY

pith:2018:HZ4P5VXYTCR63G6NF7XLYUGP7G

not attested not anchored not stored refs pending

Optimal Portfolio Design for Statistical Arbitrage in Finance

Daniel P. Palomar, Rui Zhou, Zhongju Wang, Ziping Zhao

arxiv:1803.02974 v1 · 2018-03-08 · 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{HZ4P5VXYTCR63G6NF7XLYUGP7G}

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	2026-05-18T00:21:44.795069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e78fed6f898a3ed9bcd2feebc50cff9888a5cbc18ff863b91c37f54b741c5ba

Aliases

arxiv: 1803.02974 · arxiv_version: 1803.02974v1 · doi: 10.48550/arxiv.1803.02974 · pith_short_12: HZ4P5VXYTCR6 · pith_short_16: HZ4P5VXYTCR63G6N · pith_short_8: HZ4P5VXY

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/HZ4P5VXYTCR63G6NF7XLYUGP7G \
  | 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: 3e78fed6f898a3ed9bcd2feebc50cff9888a5cbc18ff863b91c37f54b741c5ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc9a42e229a8dfb78e0a33deb7db177003baff77b4838c4d994d7856a0fb602e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2018-03-08T05:28:02Z",
    "title_canon_sha256": "3b669bfacc357c768717422407afef13444645a66eeabf0d0838ff296e062465"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02974",
    "kind": "arxiv",
    "version": 1
  }
}