Pith Number

pith:H3SHDKWN

pith:2025:H3SHDKWN7HO4XYYY66ZOUVHFHN

not attested not anchored not stored refs pending

A New Rejection Sampling Approach to $k$-$\mathtt{means}$++ With Improved Trade-Offs

Poojan Shah, Ragesh Jaiswal, Shashwat Agrawal

arxiv:2502.02085 v1 · 2025-02-04 · cs.DS · 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{H3SHDKWN7HO4XYYY66ZOUVHFHN}

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	2026-07-05T10:09:23.558964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ee471aacdf9ddcbe318f7b2ea54e53b7c60937e79a36f3c390eac9f70cfe10c

Aliases

arxiv: 2502.02085 · arxiv_version: 2502.02085v1 · doi: 10.48550/arxiv.2502.02085 · pith_short_12: H3SHDKWN7HO4 · pith_short_16: H3SHDKWN7HO4XYYY · pith_short_8: H3SHDKWN

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/H3SHDKWN7HO4XYYY66ZOUVHFHN \
  | 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: 3ee471aacdf9ddcbe318f7b2ea54e53b7c60937e79a36f3c390eac9f70cfe10c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "394454f5e4835c6a7a1d62113bd33b1c6e89173462a5ae0b7d335d2b3fac8afd",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-02-04T08:05:34Z",
    "title_canon_sha256": "58a5c5f572aa74a151b1e8f33d22cd35c2fc472efffabd8b7d2d7a18f64ca63c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.02085",
    "kind": "arxiv",
    "version": 1
  }
}