Pith Number

pith:XRC44CYD

pith:2025:XRC44CYD3CGGCGP3KJ52DNLOVO

not attested not anchored not stored refs pending

Optimal community detection in dense bipartite graphs

Julien Chhor, Parker Knight

arxiv:2505.18372 v1 · 2025-05-23 · math.ST · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XRC44CYD3CGGCGP3KJ52DNLOVO}

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	2026-07-05T11:08:45.513196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc45ce0b03d88c6119fb527ba1b56eaba7d1502c05a3b37b93ff70c3c0404717

Aliases

arxiv: 2505.18372 · arxiv_version: 2505.18372v1 · doi: 10.48550/arxiv.2505.18372 · pith_short_12: XRC44CYD3CGG · pith_short_16: XRC44CYD3CGGCGP3 · pith_short_8: XRC44CYD

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/XRC44CYD3CGGCGP3KJ52DNLOVO \
  | 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: bc45ce0b03d88c6119fb527ba1b56eaba7d1502c05a3b37b93ff70c3c0404717

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d97fea0a603dac8903229c735be9bb955ef4d1bb34271baa5dba4c7beb1e8c64",
    "cross_cats_sorted": [
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2025-05-23T20:58:55Z",
    "title_canon_sha256": "b132888031bcbc356e29c38b056b051ac651fa6f35456bd88e4002f10d878f32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.18372",
    "kind": "arxiv",
    "version": 1
  }
}