Pith Number

pith:3RT2UXTB

pith:2026:3RT2UXTBGUXXZQEDDSQTVSGYVT

not attested not anchored not stored refs pending

A Two-Stage Decision Support System for Sustainability-Aware Long Short Portfolio Optimization

Filippo Piccotto, Giacomo di Tollo, Massimiliano Kaucic

arxiv:2606.25696 v1 · 2026-06-24 · cs.CE · q-fin.CP · 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{3RT2UXTBGUXXZQEDDSQTVSGYVT}

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	2026-06-25T01:18:13.026483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc67aa5e61352f7cc0831ca13ac8d8ace090a836b084696070033a1a343e8ab7

Aliases

arxiv: 2606.25696 · arxiv_version: 2606.25696v1 · doi: 10.48550/arxiv.2606.25696 · pith_short_12: 3RT2UXTBGUXX · pith_short_16: 3RT2UXTBGUXXZQED · pith_short_8: 3RT2UXTB

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/3RT2UXTBGUXXZQEDDSQTVSGYVT \
  | 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: dc67aa5e61352f7cc0831ca13ac8d8ace090a836b084696070033a1a343e8ab7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15b54500c68b068da3e04ddd1d176e82fb5df5ebf0a4ff981dd22314a25a96e0",
    "cross_cats_sorted": [
      "q-fin.CP",
      "q-fin.PM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2026-06-24T11:07:49Z",
    "title_canon_sha256": "60c94ab35b5fd0c86bd66ff25fe3a9a2e5cbcad67a179fccb140da3d1507c383"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25696",
    "kind": "arxiv",
    "version": 1
  }
}