Pith Number

pith:XQYJGOSQ

pith:2024:XQYJGOSQ3RE3XOYA7QMPIPCY76

not attested not anchored not stored refs pending

Feature selection in linear SVMs via a hard cardinality constraint: a scalable SDP decomposition approach

Bo Peng, Federico D'Onofrio, Immanuel Bomze, Laura Palagi

arxiv:2404.10099 v2 · 2024-04-15 · math.OC · 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{XQYJGOSQ3RE3XOYA7QMPIPCY76}

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	2026-07-05T09:51:32.021896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc30933a50dc49bbbb00fc18f43c58ff8dba7697ea9d5cea3758a023977d18ef

Aliases

arxiv: 2404.10099 · arxiv_version: 2404.10099v2 · doi: 10.48550/arxiv.2404.10099 · pith_short_12: XQYJGOSQ3RE3 · pith_short_16: XQYJGOSQ3RE3XOYA · pith_short_8: XQYJGOSQ

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/XQYJGOSQ3RE3XOYA7QMPIPCY76 \
  | 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: bc30933a50dc49bbbb00fc18f43c58ff8dba7697ea9d5cea3758a023977d18ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "894e31cc093fa380c6942f21064d9e647f46ed11f7bffc8af0dd9ba644d5063f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-04-15T19:15:32Z",
    "title_canon_sha256": "47a1dbfdddce0af30c3513ec6faf89aec653ff5ca464995b75fc0fc6965fb07e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.10099",
    "kind": "arxiv",
    "version": 2
  }
}