Pith Number

pith:JW6KMNEE

pith:2025:JW6KMNEEZ4CU7ZJGF3TB3WIJYE

not attested not anchored not stored refs pending

Towards Tight Robust Coresets for $k$-Medians Clustering

Lingxiao Huang, Xuan Wu, Yi Li, Zhenyu Jiang

arxiv:2507.11260 v2 · 2025-07-15 · cs.DS · cs.CG · cs.DM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JW6KMNEEZ4CU7ZJGF3TB3WIJYE}

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	2026-06-12T01:09:10.893681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4dbca63484cf054fe5262ee61dd909c13127712c6ea099e65ad98362e4d86a8f

Aliases

arxiv: 2507.11260 · arxiv_version: 2507.11260v2 · doi: 10.48550/arxiv.2507.11260 · pith_short_12: JW6KMNEEZ4CU · pith_short_16: JW6KMNEEZ4CU7ZJG · pith_short_8: JW6KMNEE

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/JW6KMNEEZ4CU7ZJGF3TB3WIJYE \
  | 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: 4dbca63484cf054fe5262ee61dd909c13127712c6ea099e65ad98362e4d86a8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de8a83739acdeac8d0dccf651ff664c1a815ef079534bbb427bc911abef2f66d",
    "cross_cats_sorted": [
      "cs.CG",
      "cs.DM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-07-15T12:33:19Z",
    "title_canon_sha256": "762f4dc890de16548359b8b4744117b883845575c00a0abd47cdf4a4483a1d2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.11260",
    "kind": "arxiv",
    "version": 2
  }
}