Pith Number

pith:B4I2QTCE

pith:2025:B4I2QTCEZWYKWCGPX62X77MQTQ

not attested not anchored not stored refs pending

Improving statistical learning methods via features selection without replacement sampling and random projection

Carlos Aguilar Iba\~nez, Fida Ullah, Jos\'e Eduardo Valdez Rodriguez, Muhammad Ahmad, Sulaiman Khan

arxiv:2506.00053 v1 · 2025-05-28 · q-bio.QM · cs.AI · cs.LG · stat.AP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B4I2QTCEZWYKWCGPX62X77MQTQ}

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	2026-07-05T11:13:28.204638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f11a84c44cdb0ab08cfbfb57ffd909c26cefb1c71691d5bb7ed8b04e8119040

Aliases

arxiv: 2506.00053 · arxiv_version: 2506.00053v1 · doi: 10.48550/arxiv.2506.00053 · pith_short_12: B4I2QTCEZWYK · pith_short_16: B4I2QTCEZWYKWCGP · pith_short_8: B4I2QTCE

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/B4I2QTCEZWYKWCGPX62X77MQTQ \
  | 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: 0f11a84c44cdb0ab08cfbfb57ffd909c26cefb1c71691d5bb7ed8b04e8119040

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76747d39d8e81813136b0349766bd05ec5ba438973d04ff6a166294508bf7faa",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "stat.AP",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2025-05-28T22:36:46Z",
    "title_canon_sha256": "d8d4ae576b46f66f078fc4cd78740f7f1d22d824c82eae341b9e2f4523782620"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.00053",
    "kind": "arxiv",
    "version": 1
  }
}