Pith Number

pith:EHXEOSDR

pith:2025:EHXEOSDRVXBP4K6S3B2LWBUTMD

not attested not anchored not stored refs pending

Scalable k-Means Clustering for Large k via Seeded Approximate Nearest-Neighbor Search

Da Wei Zheng, Eliot Wong Robson, Jack Spalding-Jamieson

arxiv:2502.06163 v1 · 2025-02-10 · cs.LG · cs.CG · 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{EHXEOSDRVXBP4K6S3B2LWBUTMD}

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	2026-07-05T10:11:48.455242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21ee474871adc2fe2bd2d874bb069360c0c80534093ff93e41a98cb6349901a2

Aliases

arxiv: 2502.06163 · arxiv_version: 2502.06163v1 · doi: 10.48550/arxiv.2502.06163 · pith_short_12: EHXEOSDRVXBP · pith_short_16: EHXEOSDRVXBP4K6S · pith_short_8: EHXEOSDR

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/EHXEOSDRVXBP4K6S3B2LWBUTMD \
  | 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: 21ee474871adc2fe2bd2d874bb069360c0c80534093ff93e41a98cb6349901a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a050c1af9659ba8bf919f4a18101c5610670934c89d360f7b0c85c5682bd28b8",
    "cross_cats_sorted": [
      "cs.CG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-10T05:22:08Z",
    "title_canon_sha256": "5894889e1e93c27258c6e6c3c797bdc51f092496348e02f8f1d4a1739dfa2639"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.06163",
    "kind": "arxiv",
    "version": 1
  }
}