Pith Number

pith:T6UHURIE

pith:2014:T6UHURIE5KCBMPKPU2P7NA6W4Z

not attested not anchored not stored refs pending

Active extension portfolio optimization with non-convex risk measures using metaheuristics

Christoph Waldhauser, Ronald Hochreiter

arxiv:1406.7723 v1 · 2014-06-30 · 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{T6UHURIE5KCBMPKPU2P7NA6W4Z}

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	2026-05-18T02:48:44.369929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fa87a4504ea84163d4fa69ff683d6e643d1c50dd364bba541799810b861897d

Aliases

arxiv: 1406.7723 · arxiv_version: 1406.7723v1 · doi: 10.48550/arxiv.1406.7723 · pith_short_12: T6UHURIE5KCB · pith_short_16: T6UHURIE5KCBMPKP · pith_short_8: T6UHURIE

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/T6UHURIE5KCBMPKPU2P7NA6W4Z \
  | 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: 9fa87a4504ea84163d4fa69ff683d6e643d1c50dd364bba541799810b861897d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3c4f5e93474a91a0fdb83728884e27531e92d5d2ae697fc8a0322d67ef68505",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2014-06-30T13:17:29Z",
    "title_canon_sha256": "9c64a502234315730c8e11096861a286ba9c4579fc157a269de55daba0bb1db2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.7723",
    "kind": "arxiv",
    "version": 1
  }
}