Pith Number

pith:PLXOIOIJ

pith:2015:PLXOIOIJUUZRIRWVLA7BAL27OU

not attested not anchored not stored refs pending

An Application of Correlation Clustering to Portfolio Diversification

Alethea Rea, Hannah Cheng Juan Zhan, William Rea

arxiv:1511.07945 v1 · 2015-11-25 · q-fin.ST · q-fin.CP · q-fin.RM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PLXOIOIJUUZRIRWVLA7BAL27OU}

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.

Cited by

1 paper in Pith

Estimating Correlation Clustering Cost in Node-Arrival Stream

Receipt and verification

First computed	2026-05-18T01:24:38.030099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7aeee43909a5331446d5583e102f5f752e8336acc72fa4e12a15406293127246

Aliases

arxiv: 1511.07945 · arxiv_version: 1511.07945v1 · doi: 10.48550/arxiv.1511.07945 · pith_short_12: PLXOIOIJUUZR · pith_short_16: PLXOIOIJUUZRIRWV · pith_short_8: PLXOIOIJ

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/PLXOIOIJUUZRIRWVLA7BAL27OU \
  | 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: 7aeee43909a5331446d5583e102f5f752e8336acc72fa4e12a15406293127246

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3dade0b84f75c379e4089c1dccf758afd6c3733453ebd0f2e8d4b32060b9d2f",
    "cross_cats_sorted": [
      "q-fin.CP",
      "q-fin.RM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2015-11-25T03:42:33Z",
    "title_canon_sha256": "c11c232e3e7af60fca1589c38c81383a9e3f91e40367ba4098ed010640dd3bde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07945",
    "kind": "arxiv",
    "version": 1
  }
}