Pith Number

pith:S4ELLAMK

pith:2026:S4ELLAMKOJDVE234YEFZRHERLT

not attested not anchored not stored refs pending

Efficient Banzhaf-Based Data Valuation for $k$-Nearest Neighbors Classification

Aristides Gionis, Guangyi Zhang, Lixu Wang, Lutz Oettershagen

arxiv:2605.21033 v1 · 2026-05-20 · cs.LG · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S4ELLAMKOJDVE234YEFZRHERLT}

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	2026-05-21T01:05:33.404365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9708b5818a7247526b7cc10b989c915cd5e0a95cfd8a1db37a1f98bff8aa003f

Aliases

arxiv: 2605.21033 · arxiv_version: 2605.21033v1 · doi: 10.48550/arxiv.2605.21033 · pith_short_12: S4ELLAMKOJDV · pith_short_16: S4ELLAMKOJDVE234 · pith_short_8: S4ELLAMK

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/S4ELLAMKOJDVE234YEFZRHERLT \
  | 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: 9708b5818a7247526b7cc10b989c915cd5e0a95cfd8a1db37a1f98bff8aa003f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d564bc13d5813811c1f71531aad412a2e83e35b8596ab1afd591b222e0391ed5",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-20T11:10:15Z",
    "title_canon_sha256": "29d9af4758fbd3f3a32310cf7190c6aef3a7eb7278fecc5abfcb81971cb92efa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21033",
    "kind": "arxiv",
    "version": 1
  }
}