Pith Number

pith:QWI33GQQ

pith:2010:QWI33GQQLLOHIQQI3JGRW2S4JT

not attested not anchored not stored refs pending

Block clustering with collapsed latent block models

Jason Wyse, Nial Friel

arxiv:1011.2948 v1 · 2010-11-12 · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWI33GQQLLOHIQQI3JGRW2S4JT}

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	2026-05-18T04:36:07.764064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8591bd9a105adc744208da4d1b6a5c4ce4fd20c92626f24e0d07981530e0510f

Aliases

arxiv: 1011.2948 · arxiv_version: 1011.2948v1 · doi: 10.48550/arxiv.1011.2948 · pith_short_12: QWI33GQQLLOH · pith_short_16: QWI33GQQLLOHIQQI · pith_short_8: QWI33GQQ

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/QWI33GQQLLOHIQQI3JGRW2S4JT \
  | 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: 8591bd9a105adc744208da4d1b6a5c4ce4fd20c92626f24e0d07981530e0510f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0afcea4fb5cb1e462e9928af34b53909930ed30b0cef99c768669b47086ebe79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2010-11-12T15:29:40Z",
    "title_canon_sha256": "e258dec56829929a92fa6b8ea59a98015101c6e97938148f981ff6a1e3acf719"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.2948",
    "kind": "arxiv",
    "version": 1
  }
}