Pith Number

pith:SFULSOFK

pith:2015:SFULSOFK6D2HOCC7WUM6B7S3TV

not attested not anchored not stored refs pending

Hierarchical Variational Models

David M. Blei, Dustin Tran, Rajesh Ranganath

arxiv:1511.02386 v2 · 2015-11-07 · stat.ML · cs.LG · stat.CO · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFULSOFK6D2HOCC7WUM6B7S3TV}

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	2026-05-18T01:13:21.156954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9168b938aaf0f477085fb519e0fe5b9d680b9f418baacdb6c0e4858c604a426e

Aliases

arxiv: 1511.02386 · arxiv_version: 1511.02386v2 · doi: 10.48550/arxiv.1511.02386 · pith_short_12: SFULSOFK6D2H · pith_short_16: SFULSOFK6D2HOCC7 · pith_short_8: SFULSOFK

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/SFULSOFK6D2HOCC7WUM6B7S3TV \
  | 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: 9168b938aaf0f477085fb519e0fe5b9d680b9f418baacdb6c0e4858c604a426e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0af9275c0538d38004bec2f50a8860d7bf032b7b307d48a4c174b6f0cb0cc91f",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.CO",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-11-07T19:01:48Z",
    "title_canon_sha256": "9fca366725feadd44da0c83bedab80790fdbd9a986720d98b055a49873079a33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02386",
    "kind": "arxiv",
    "version": 2
  }
}