Pith Number

pith:KS3KIWPQ

pith:2019:KS3KIWPQOWVN3JB246YWERQTVD

not attested not anchored not stored refs pending

Robust and Efficient Fuzzy C-Means Clustering Constrained on Flexible Sparsity

Feiping Nie, Jinglin Xu, Junwei Han, Mingliang Xu, Xuelong Li

arxiv:1908.06699 v4 · 2019-08-19 · 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{KS3KIWPQOWVN3JB246YWERQTVD}

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	2026-07-05T00:02:28.607568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54b6a459f075aadda43ae7b1624613a8e71414b10383da82aa4e57f5f77704bd

Aliases

arxiv: 1908.06699 · arxiv_version: 1908.06699v4 · doi: 10.48550/arxiv.1908.06699 · pith_short_12: KS3KIWPQOWVN · pith_short_16: KS3KIWPQOWVN3JB2 · pith_short_8: KS3KIWPQ

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/KS3KIWPQOWVN3JB246YWERQTVD \
  | 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: 54b6a459f075aadda43ae7b1624613a8e71414b10383da82aa4e57f5f77704bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "002cb905a1dd5778e84fe5d0fd73a9eaf6d7f243c05a0b96902d01e78e50279f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-08-19T11:17:42Z",
    "title_canon_sha256": "a7c14a8930f4fbcc7dc02ce2934ed2c5ffb94d8167bd3527d929bc912c8951e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06699",
    "kind": "arxiv",
    "version": 4
  }
}