Pith Number

pith:34LFM5LN

pith:2026:34LFM5LN4H5YQV6OWK7U5YTOZP

not attested not anchored not stored refs pending

Group-invariant Coresets for Data-efficient Active Learning

J. C. M. Bermudez, L. C. Ayres, R. A. Borsoi, S. J. M. de Almeida

arxiv:2607.01089 v1 · 2026-07-01 · eess.IV · 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{34LFM5LN4H5YQV6OWK7U5YTOZP}

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	2026-07-02T01:18:28.421036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df1656756de1fb8857ceb2bf4ee26ecbd28f97699adc33cef5f664cdbf242e0a

Aliases

arxiv: 2607.01089 · arxiv_version: 2607.01089v1 · doi: 10.48550/arxiv.2607.01089 · pith_short_12: 34LFM5LN4H5Y · pith_short_16: 34LFM5LN4H5YQV6O · pith_short_8: 34LFM5LN

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/34LFM5LN4H5YQV6OWK7U5YTOZP \
  | 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: df1656756de1fb8857ceb2bf4ee26ecbd28f97699adc33cef5f664cdbf242e0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "432d80cf3dc6ebafe0c460600429711035879b16e276350901b7acd8e75a0efa",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2026-07-01T15:46:16Z",
    "title_canon_sha256": "5ffa77371b6b3cf0ec6aaace139a59547fbd3d482650c79d92e6942420432e38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01089",
    "kind": "arxiv",
    "version": 1
  }
}