Pith Number

pith:7SE3SKCB

pith:2013:7SE3SKCB5JXEMORUWO6NDS75I2

not attested not anchored not stored refs pending

The algorithm of noisy k-means

Camille Brunet (LAREMA), S\'ebastien Loustau (LAREMA)

arxiv:1308.3314 v1 · 2013-08-15 · 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{7SE3SKCB5JXEMORUWO6NDS75I2}

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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	2026-05-18T03:15:55.073696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc89b92841ea6e463a34b3bcd1cbfd46b1f0e6c50664531b57c7e952f832ac22

Aliases

arxiv: 1308.3314 · arxiv_version: 1308.3314v1 · doi: 10.48550/arxiv.1308.3314 · pith_short_12: 7SE3SKCB5JXE · pith_short_16: 7SE3SKCB5JXEMORU · pith_short_8: 7SE3SKCB

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/7SE3SKCB5JXEMORUWO6NDS75I2 \
  | 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: fc89b92841ea6e463a34b3bcd1cbfd46b1f0e6c50664531b57c7e952f832ac22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fc398ddda79f7b04bd1a267f73a9c629a531be2326faea9671301e8ac97e223",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2013-08-15T06:15:21Z",
    "title_canon_sha256": "f5df694edfe9717672b57e8389d974409bd7c781daf5bb16fe7406e423fff73f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3314",
    "kind": "arxiv",
    "version": 1
  }
}