Pith Number

pith:BZZPQ7MM

pith:2025:BZZPQ7MMDB5WLULGVKBTMD3NJV

not attested not anchored not stored refs pending

Geometric Median Matching for Robust k-Subset Selection from Noisy Data

Alexandros G. Dimakis, Anish Acharya, Inderjit S Dhillon, Sujay Sanghavi

arxiv:2504.00564 v2 · 2025-04-01 · 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{BZZPQ7MMDB5WLULGVKBTMD3NJV}

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

Group-invariant Coresets for Data-efficient Active Learning

Receipt and verification

First computed	2026-07-05T10:43:47.301480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e72f87d8c187b65d166aa83360f6d4d49e326769b0d599ac34dbb9121a16b16

Aliases

arxiv: 2504.00564 · arxiv_version: 2504.00564v2 · doi: 10.48550/arxiv.2504.00564 · pith_short_12: BZZPQ7MMDB5W · pith_short_16: BZZPQ7MMDB5WLULG · pith_short_8: BZZPQ7MM

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/BZZPQ7MMDB5WLULGVKBTMD3NJV \
  | 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: 0e72f87d8c187b65d166aa83360f6d4d49e326769b0d599ac34dbb9121a16b16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e4df17f6493500fc93390ff3963ebac26c8c7d07123b84441aff00568dd0208",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-04-01T09:22:05Z",
    "title_canon_sha256": "38901f88108d888f26a09608d415bd4ef591fadc26130ecb5e34fe74355dc5f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.00564",
    "kind": "arxiv",
    "version": 2
  }
}