Pith Number

pith:LJCGXXBQ

pith:2024:LJCGXXBQKPPIX5MUJKGD6D3D4U

not attested not anchored not stored refs pending

Dimension Reduction via Sum-of-Squares and Improved Clustering Algorithms for Non-Spherical Mixtures

David Steurer, Mitali Bafna, Prashanti Anderson, Pravesh K. Kothari, Rares-Darius Buhai

arxiv:2411.12438 v2 · 2024-11-19 · cs.DS · 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{LJCGXXBQKPPIX5MUJKGD6D3D4U}

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	2026-06-02T02:04:45.379074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a446bdc3053de8bf5944a8c3f0f63e520fa28e201ce03153992a0e301b8f558

Aliases

arxiv: 2411.12438 · arxiv_version: 2411.12438v2 · doi: 10.48550/arxiv.2411.12438 · pith_short_12: LJCGXXBQKPPI · pith_short_16: LJCGXXBQKPPIX5MU · pith_short_8: LJCGXXBQ

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/LJCGXXBQKPPIX5MUJKGD6D3D4U \
  | 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: 5a446bdc3053de8bf5944a8c3f0f63e520fa28e201ce03153992a0e301b8f558

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "708879892ecdb31506b6d8bf78a297df2d3179b5c8e6163d91d5c27ae0f83210",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2024-11-19T11:58:51Z",
    "title_canon_sha256": "125665ae6221985cb3e8274c4aefa78e236080d6e818bb715242bfb19f5d2391"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.12438",
    "kind": "arxiv",
    "version": 2
  }
}