Pith Number

pith:EE2HUEGH

pith:2020:EE2HUEGHN6KCMBLHUHCWXEZNRT

not attested not anchored not stored refs pending

Improving Reliability of Latent Dirichlet Allocation by Assessing Its Stability Using Clustering Techniques on Replicated Runs

Carsten Jentsch, Jonas Rieger, J\"org Rahnenf\"uhrer, Lars Koppers

arxiv:2003.04980 v1 · 2020-02-14 · cs.CL · cs.AI · cs.LG · 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{EE2HUEGHN6KCMBLHUHCWXEZNRT}

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	2026-07-05T00:52:07.530616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21347a10c76f94260567a1c56b932d8cebb9e649b421eea2b8fecc8c65bd3fec

Aliases

arxiv: 2003.04980 · arxiv_version: 2003.04980v1 · doi: 10.48550/arxiv.2003.04980 · pith_short_12: EE2HUEGHN6KC · pith_short_16: EE2HUEGHN6KCMBLH · pith_short_8: EE2HUEGH

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/EE2HUEGHN6KCMBLHUHCWXEZNRT \
  | 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: 21347a10c76f94260567a1c56b932d8cebb9e649b421eea2b8fecc8c65bd3fec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "627b2a22176754dff6ae2b454dfb2b2beca250550b36b36e61e729161643b6b8",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-02-14T07:10:18Z",
    "title_canon_sha256": "f157ed1022be3e1418f26ae7dd40ebed9a1d0247d151a590f6e97dac3fa48a1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.04980",
    "kind": "arxiv",
    "version": 1
  }
}