Pith Number

pith:3JX7GRCP

pith:2025:3JX7GRCPB7KBHCV5VHBPZJPQAJ

not attested not anchored not stored refs pending

Variable Selection Methods for Multivariate, Functional, and Complex Biomedical Data in the AI Age

Marcos Matabuena

arxiv:2501.06868 v1 · 2025-01-12 · stat.ML · cs.LG · stat.AP · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3JX7GRCPB7KBHCV5VHBPZJPQAJ}

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	2026-07-05T10:00:11.436385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da6ff3444f0fd4138abda9c2fca5f0025e600da2420ab9be6a646372fa68149d

Aliases

arxiv: 2501.06868 · arxiv_version: 2501.06868v1 · doi: 10.48550/arxiv.2501.06868 · pith_short_12: 3JX7GRCPB7KB · pith_short_16: 3JX7GRCPB7KBHCV5 · pith_short_8: 3JX7GRCP

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/3JX7GRCPB7KBHCV5VHBPZJPQAJ \
  | 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: da6ff3444f0fd4138abda9c2fca5f0025e600da2420ab9be6a646372fa68149d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a5b401cc05f83b75266a98a7fbd92dfe4b6e458a3ca37c49a95ac0408da129d",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.AP",
      "stat.ME"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-01-12T16:33:06Z",
    "title_canon_sha256": "8f9e2dd42b27517b53da37856ef0ec20d1578177c56381a0cd539c560201cc31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.06868",
    "kind": "arxiv",
    "version": 1
  }
}