Pith Number

pith:L4SMG66L

pith:2018:L4SMG66LKLKAC4KNK5RN6D2M3G

not attested not anchored not stored refs pending

An Asynchronous Distributed Expectation Maximization Algorithm For Massive Data: The DEM Algorithm

Chuanhai Liu, Glen DePalma, Sanvesh Srivastava

arxiv:1806.07533 v1 · 2018-06-20 · stat.CO · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L4SMG66LKLKAC4KNK5RN6D2M3G}

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	2026-05-18T00:12:47.471784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f24c37bcb52d401714d5762df0f4cd98894caec993936e6cd3ea508daeb0a0d

Aliases

arxiv: 1806.07533 · arxiv_version: 1806.07533v1 · doi: 10.48550/arxiv.1806.07533 · pith_short_12: L4SMG66LKLKA · pith_short_16: L4SMG66LKLKAC4KN · pith_short_8: L4SMG66L

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/L4SMG66LKLKAC4KNK5RN6D2M3G \
  | 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: 5f24c37bcb52d401714d5762df0f4cd98894caec993936e6cd3ea508daeb0a0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f92aa60e3f534b0230a1fabfaf23d63267eaa72839b0a3abcd35ab869bd6fb2c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2018-06-20T03:20:04Z",
    "title_canon_sha256": "aa63c1cea6a2133b282e77bd1a1f03e4f35018b096a3eadb4532b5439a7d90ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07533",
    "kind": "arxiv",
    "version": 1
  }
}