Pith Number

pith:HFDDGZIA

pith:2013:HFDDGZIAWDPZNIWA26SHVNFT26

not attested not anchored not stored refs pending

An Experimental Comparison of Several Clustering and Initialization Methods

David Heckerman, Marina Meila

arxiv:1301.7401 v2 · 2013-01-30 · 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{HFDDGZIAWDPZNIWA26SHVNFT26}

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	2026-05-18T02:07:32.453612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3946336500b0df96a2c0d7a47ab4b3d79bd82fc5173f41328cce1b188630b6b2

Aliases

arxiv: 1301.7401 · arxiv_version: 1301.7401v2 · doi: 10.48550/arxiv.1301.7401 · pith_short_12: HFDDGZIAWDPZ · pith_short_16: HFDDGZIAWDPZNIWA · pith_short_8: HFDDGZIA

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/HFDDGZIAWDPZNIWA26SHVNFT26 \
  | 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: 3946336500b0df96a2c0d7a47ab4b3d79bd82fc5173f41328cce1b188630b6b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8f1d1fb207d5a5af8eb29b51c02690ae104da7d50d77fed0c5fd6c503df0669",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-01-30T15:05:55Z",
    "title_canon_sha256": "96f7b42edae1f34ba03e8714d60860e02440777e22dc44c64824d266e8275f20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7401",
    "kind": "arxiv",
    "version": 2
  }
}