Pith Number

pith:GILVEKA6

pith:2011:GILVEKA6HVNB6FYG5B5U5Z6CL7

not attested not anchored not stored refs pending

Portfolio selection problems in practice: a comparison between linear and quadratic optimization models

Andrea Scozzari, Fabio Tardella, Francesco Cesarone

arxiv:1105.3594 v1 · 2011-05-18 · q-fin.PM · q-fin.CP

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GILVEKA6HVNB6FYG5B5U5Z6CL7}

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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.

Cited by

1 paper in Pith

Applying a Random-Key Optimizer on Mixed Integer Programs

Receipt and verification

First computed	2026-05-17T23:46:56.123951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

321752281e3d5a1f1706e87b4ee7c25ffb6b759b4bba454edebf00e83ebb37b8

Aliases

arxiv: 1105.3594 · arxiv_version: 1105.3594v1 · doi: 10.48550/arxiv.1105.3594 · pith_short_12: GILVEKA6HVNB · pith_short_16: GILVEKA6HVNB6FYG · pith_short_8: GILVEKA6

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/GILVEKA6HVNB6FYG5B5U5Z6CL7 \
  | 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: 321752281e3d5a1f1706e87b4ee7c25ffb6b759b4bba454edebf00e83ebb37b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "156e5af47de66d3a02b1b38f37ea7eb616a8a7adb80c2601093c3102d1cf6a2b",
    "cross_cats_sorted": [
      "q-fin.CP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2011-05-18T11:32:51Z",
    "title_canon_sha256": "da5e6a339eec49acd261328595d0f94d903c7b39f1d479b5017b633cb4b231cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3594",
    "kind": "arxiv",
    "version": 1
  }
}