Pith Number

pith:AARKMPGL

pith:2021:AARKMPGLXW2FL6PJIEDY2N6OGX

not attested not anchored not stored refs pending

Deep Unsupervised Feature Selection by Discarding Nuisance and Correlated Features

Jonathan Svirsky, Ofir Lindenbaum, Uri Shaham, Yuval Kluger

arxiv:2110.05306 v1 · 2021-10-11 · stat.ML · cs.AI · 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{AARKMPGLXW2FL6PJIEDY2N6OGX}

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	2026-07-05T03:21:27.659390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0022a63ccbbdb455f9e941078d37ce35d68bffa67a358f2900c99110cf22de18

Aliases

arxiv: 2110.05306 · arxiv_version: 2110.05306v1 · doi: 10.48550/arxiv.2110.05306 · pith_short_12: AARKMPGLXW2F · pith_short_16: AARKMPGLXW2FL6PJ · pith_short_8: AARKMPGL

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/AARKMPGLXW2FL6PJIEDY2N6OGX \
  | 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: 0022a63ccbbdb455f9e941078d37ce35d68bffa67a358f2900c99110cf22de18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19ef53bcbb386c55357503d9d0c9a5230d115906e72b8c45381630973e9d556e",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-10-11T14:26:13Z",
    "title_canon_sha256": "c984d9c0d1934e56adb5b0b86bfaa797c2840b6d61fed5da87b881d314648280"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.05306",
    "kind": "arxiv",
    "version": 1
  }
}