Pith Number

pith:CGZTFAW4

pith:2012:CGZTFAW4GAQIYQB2GDTLFIRNFA

not attested not anchored not stored refs pending

Model Selection for Degree-corrected Block Models

Cosma Rohilla Shalizi, Cristopher Moore, Florent Krzakala, Jacob E. Jensen, Lenka Zdeborova, Pan Zhang, Xiaoran Yan, Yaojia Zhu

arxiv:1207.3994 v2 · 2012-07-17 · cs.SI · cond-mat.stat-mech · math.ST · physics.soc-ph · 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{CGZTFAW4GAQIYQB2GDTLFIRNFA}

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	2026-05-18T02:49:10.171440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11b33282dc30208c403a30e6b2a22d282581867d850c8b2067424854bf599fe8

Aliases

arxiv: 1207.3994 · arxiv_version: 1207.3994v2 · doi: 10.48550/arxiv.1207.3994 · pith_short_12: CGZTFAW4GAQI · pith_short_16: CGZTFAW4GAQIYQB2 · pith_short_8: CGZTFAW4

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/CGZTFAW4GAQIYQB2GDTLFIRNFA \
  | 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: 11b33282dc30208c403a30e6b2a22d282581867d850c8b2067424854bf599fe8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad83020b31faa03f9c4a1c045677c0eeba751579628f81f4df14b01b5334860f",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "math.ST",
      "physics.soc-ph",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2012-07-17T13:58:56Z",
    "title_canon_sha256": "25a4464b2c9eedf52270bb25c0428cd8734eb11ed997b2a6898ebad853d48c20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3994",
    "kind": "arxiv",
    "version": 2
  }
}