Pith Number

pith:52WIC7ZE

pith:2021:52WIC7ZEFSAHQVSRSQGVEGQACD

not attested not anchored not stored refs pending

L-2 Regularized maximum likelihood for $\beta$-model in large and sparse networks

Jing Luo, Meijia Shao, Qiuping Wang, Ting Yan, Yuan Zhang, Yu Zhang

arxiv:2110.11856 v5 · 2021-10-22 · stat.ME · cs.SI · math.ST · stat.TH

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\usepackage{pith}
\pithnumber{52WIC7ZEFSAHQVSRSQGVEGQACD}

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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

Regression Analysis of Reciprocity in Directed Networks

Receipt and verification

First computed	2026-07-05T11:27:16.620369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eeac817f242c80785651940d521a0010ff23dc7edccff3529058977127ac15be

Aliases

arxiv: 2110.11856 · arxiv_version: 2110.11856v5 · doi: 10.48550/arxiv.2110.11856 · pith_short_12: 52WIC7ZEFSAH · pith_short_16: 52WIC7ZEFSAHQVSR · pith_short_8: 52WIC7ZE

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/52WIC7ZEFSAHQVSRSQGVEGQACD \
  | 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: eeac817f242c80785651940d521a0010ff23dc7edccff3529058977127ac15be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d9c304f865e8af24ed6a4970ca7c992118e80d5009362d94a2146e041912b22",
    "cross_cats_sorted": [
      "cs.SI",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-10-22T15:44:22Z",
    "title_canon_sha256": "9972ea4328f5121be85d4f6516c6f31cee3966250fe0392bb7181d0087aaf35e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.11856",
    "kind": "arxiv",
    "version": 5
  }
}