Pith Number

pith:ZCPC6X7N

pith:2024:ZCPC6X7NARBYGF7FSFH7V4LKGH

not attested not anchored not stored refs pending

Faster and Simpler Greedy Algorithm for $k$-Median and $k$-Means

David Saulpic, Max Dupr\'e la Tour

arxiv:2407.11217 v4 · 2024-07-15 · cs.DS · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZCPC6X7NARBYGF7FSFH7V4LKGH}

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.

Cited by

1 paper in Pith

Faster Randomized and Deterministic k-Clustering on Graphs

Receipt and verification

First computed	2026-07-09T01:19:34.233121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c89e2f5fed04438317e5914ffaf16a31c2f73e2b25f0de9bb4d19946935bd3bb

Aliases

arxiv: 2407.11217 · arxiv_version: 2407.11217v4 · doi: 10.48550/arxiv.2407.11217 · pith_short_12: ZCPC6X7NARBY · pith_short_16: ZCPC6X7NARBYGF7F · pith_short_8: ZCPC6X7N

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/ZCPC6X7NARBYGF7FSFH7V4LKGH \
  | 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: c89e2f5fed04438317e5914ffaf16a31c2f73e2b25f0de9bb4d19946935bd3bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b6d78a9d0de523472a88dd496dca6f782037bb9d2137bb1b8b553881ac5baf2",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2024-07-15T20:04:06Z",
    "title_canon_sha256": "f3635d03c5732a16f18aeaac208763adf5feb02b7e3059557d0bfcedbc120ac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.11217",
    "kind": "arxiv",
    "version": 4
  }
}