Pith Number

pith:JPHEX2EW

pith:2015:JPHEX2EWEPW7LWURJHLPFFBNAI

not attested not anchored not stored refs pending

Bayesian Hierarchical Clustering with Exponential Family: Small-Variance Asymptotics and Reducibility

Juho Lee, Seungjin Choi

arxiv:1501.07430 v2 · 2015-01-29 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JPHEX2EWEPW7LWURJHLPFFBNAI}

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	2026-05-18T01:58:26.897482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bce4be89623edf5da9149d6f2942d0229a55d24b80993d99251ff9982a04237

Aliases

arxiv: 1501.07430 · arxiv_version: 1501.07430v2 · doi: 10.48550/arxiv.1501.07430 · pith_short_12: JPHEX2EWEPW7 · pith_short_16: JPHEX2EWEPW7LWUR · pith_short_8: JPHEX2EW

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/JPHEX2EWEPW7LWURJHLPFFBNAI \
  | 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: 4bce4be89623edf5da9149d6f2942d0229a55d24b80993d99251ff9982a04237

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c2fc3ee7591055adc6a48e9b223d38047392b04e6c0381d7915f10c2e3eda68",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-01-29T12:13:01Z",
    "title_canon_sha256": "f9b3db5de4b68aac745d7263b888dc7910982653f98a855606ab82a466daaaec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07430",
    "kind": "arxiv",
    "version": 2
  }
}