Pith Number

pith:RQ2YKHZF

pith:2025:RQ2YKHZFDPO7CULYDVSDQOZ7B7

not attested not anchored not stored refs pending

Coresets for Robust Clustering via Black-box Reductions to Vanilla Case

Jianing Lou, Shaofeng H.-C. Jiang

arxiv:2502.07669 v1 · 2025-02-11 · 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{RQ2YKHZFDPO7CULYDVSDQOZ7B7}

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	2026-07-05T10:12:40.773022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c35851f251bddf151781d64383b3f0fc7c85c0f28ffa19590d6845fdd990acc

Aliases

arxiv: 2502.07669 · arxiv_version: 2502.07669v1 · doi: 10.48550/arxiv.2502.07669 · pith_short_12: RQ2YKHZFDPO7 · pith_short_16: RQ2YKHZFDPO7CULY · pith_short_8: RQ2YKHZF

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/RQ2YKHZFDPO7CULYDVSDQOZ7B7 \
  | 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: 8c35851f251bddf151781d64383b3f0fc7c85c0f28ffa19590d6845fdd990acc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63bce7c117d204279525cd33bf581935b5ccc5653f4216e4b7a3d8f623406ef3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-02-11T16:14:53Z",
    "title_canon_sha256": "3850a7e5420714cc788d3f1c6fad21f001102aa45e5f6c1d148378640387e5d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07669",
    "kind": "arxiv",
    "version": 1
  }
}