Pith Number

pith:YD4HYGR5

pith:2012:YD4HYGR5L5254NESDZZKJA34LW

not attested not anchored not stored refs pending

Pseudo-likelihood methods for community detection in large sparse networks

Aiyou Chen, Arash A. Amini, Elizaveta Levina, Peter J. Bickel

arxiv:1207.2340 v3 · 2012-07-10 · cs.SI · cs.LG · 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{YD4HYGR5L5254NESDZZKJA34LW}

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	2026-05-18T03:08:04.463041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0f87c1a3d5f75de34921e72a4837c5da769ebe3e79888c58d1fa645cee9653d

Aliases

arxiv: 1207.2340 · arxiv_version: 1207.2340v3 · doi: 10.48550/arxiv.1207.2340 · pith_short_12: YD4HYGR5L525 · pith_short_16: YD4HYGR5L5254NES · pith_short_8: YD4HYGR5

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/YD4HYGR5L5254NESDZZKJA34LW \
  | 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: c0f87c1a3d5f75de34921e72a4837c5da769ebe3e79888c58d1fa645cee9653d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a3c98c64dc0f2336d84de9ba3d5edb2d2cf35eec15b6a51f9127637c5bd77f8",
    "cross_cats_sorted": [
      "cs.LG",
      "math.ST",
      "physics.soc-ph",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2012-07-10T13:28:32Z",
    "title_canon_sha256": "5d01b5d74ea5e67f5e99e760722017845c8f235827615646433806f33523faed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2340",
    "kind": "arxiv",
    "version": 3
  }
}