Pith Number

pith:SAI437EW

pith:2022:SAI437EWFBTVUOMS6TWS2J2WRH

not attested not anchored not stored refs pending

Fast Sparse Classification for Generalized Linear and Additive Models

Chudi Zhong, Cynthia Rudin, Jiachang Liu, Margo Seltzer

arxiv:2202.11389 v2 · 2022-02-23 · cs.LG · 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{SAI437EWFBTVUOMS6TWS2J2WRH}

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	2026-07-05T05:11:37.248736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9011cdfc9628675a3992f4ed2d275689c4ec0dc3f59126b1cd6d09bfab16b0de

Aliases

arxiv: 2202.11389 · arxiv_version: 2202.11389v2 · doi: 10.48550/arxiv.2202.11389 · pith_short_12: SAI437EWFBTV · pith_short_16: SAI437EWFBTVUOMS · pith_short_8: SAI437EW

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/SAI437EWFBTVUOMS6TWS2J2WRH \
  | 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: 9011cdfc9628675a3992f4ed2d275689c4ec0dc3f59126b1cd6d09bfab16b0de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68a1a1e33066eb51cd53d04e97921229b9a13eb015b0d3b55f4f5a09fc03714c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-02-23T10:07:42Z",
    "title_canon_sha256": "6e599ec79930ec2eccdda6c9957403954c73131c0a2f446822eafd02d854a1ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.11389",
    "kind": "arxiv",
    "version": 2
  }
}