Pith Number

pith:RIVA4VYY

pith:2016:RIVA4VYYSNQN72YPPXH7TOZZW5

not attested not anchored not stored refs pending

Clustering Algorithms: A Comparative Approach

Cesar H. Comin, Dalcimar Casanova, Diego R. Amancio, Francisco A. Rodrigues, Luciano da F. Costa, Mayra Z. Rodriguez, Odemir M. Bruno

arxiv:1612.08388 v1 · 2016-12-26 · 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{RIVA4VYYSNQN72YPPXH7TOZZW5}

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	2026-05-18T00:53:56.765085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a2a0e57189360dfeb0f7dcff9bb39b75a345dafd465c56dc37a76226ba0739d

Aliases

arxiv: 1612.08388 · arxiv_version: 1612.08388v1 · doi: 10.48550/arxiv.1612.08388 · pith_short_12: RIVA4VYYSNQN · pith_short_16: RIVA4VYYSNQN72YP · pith_short_8: RIVA4VYY

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/RIVA4VYYSNQN72YPPXH7TOZZW5 \
  | 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: 8a2a0e57189360dfeb0f7dcff9bb39b75a345dafd465c56dc37a76226ba0739d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b82448a31d437712b8d9ec25d73b5863fab1c72ffb6db3c8aa5f14d044bd75fd",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-12-26T14:25:32Z",
    "title_canon_sha256": "1a81c19d1b9315ac3b8b41a2e745477b5ac8ea20d18f67ddd779ed9c2295b103"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.08388",
    "kind": "arxiv",
    "version": 1
  }
}