Pith Number

pith:DY4CGILA

pith:2014:DY4CGILAGJQAKFCA6UYPJHYAC2

not attested not anchored not stored refs pending

Cluster analysis of weighted bipartite networks: a new copula-based approach

Alessandro Chessa, Irene Crimaldi, Luca Trapin, Massimo Riccaboni

arxiv:1404.2590 v2 · 2014-04-09 · physics.data-an · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DY4CGILAGJQAKFCA6UYPJHYAC2}

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	2026-05-18T01:43:35.991814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e382321603260051440f530f49f0016a4c63dba2adbde7d50d6e81d776ff9f5

Aliases

arxiv: 1404.2590 · arxiv_version: 1404.2590v2 · doi: 10.48550/arxiv.1404.2590 · pith_short_12: DY4CGILAGJQA · pith_short_16: DY4CGILAGJQAKFCA · pith_short_8: DY4CGILA

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/DY4CGILAGJQAKFCA6UYPJHYAC2 \
  | 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: 1e382321603260051440f530f49f0016a4c63dba2adbde7d50d6e81d776ff9f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85b19b7e003cbcf69ba16c92a9c4becaf94c728e5dd10a785c97975211d7dd4a",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2014-04-09T19:54:12Z",
    "title_canon_sha256": "80c501afd4b73353b2893f89338f7baa74b7b893713d8723bcbe46043178d851"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2590",
    "kind": "arxiv",
    "version": 2
  }
}