Pith Number

pith:D3Q5VPYB

pith:2015:D3Q5VPYBOAUJBOVM3XXF5LEDSJ

not attested not anchored not stored refs pending

A General Hybrid Clustering Technique

Bertrand Clarke, Hoyt A. Koepke, Jennifer Clarke, Saeid Amiri

arxiv:1503.01183 v2 · 2015-03-04 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D3Q5VPYBOAUJBOVM3XXF5LEDSJ}

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	2026-05-18T02:25:27.591364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ee1dabf01702890baacddee5eac8392600aa35634a8137bb15f0749e365bc5c

Aliases

arxiv: 1503.01183 · arxiv_version: 1503.01183v2 · doi: 10.48550/arxiv.1503.01183 · pith_short_12: D3Q5VPYBOAUJ · pith_short_16: D3Q5VPYBOAUJBOVM · pith_short_8: D3Q5VPYB

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/D3Q5VPYBOAUJBOVM3XXF5LEDSJ \
  | 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: 1ee1dabf01702890baacddee5eac8392600aa35634a8137bb15f0749e365bc5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08d35f9c2fa1fb15ce5f11a35879bb7d5886527a1a2924e5b173e100c7880988",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-03-04T01:08:17Z",
    "title_canon_sha256": "2fa24292007d69b542f8023b170c5d8f2e898d7e87d83b4730290410d41c0177"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01183",
    "kind": "arxiv",
    "version": 2
  }
}