Pith Number

pith:E2HUCX34

pith:2018:E2HUCX34ONTQM6W3C2IHDXTDA6

not attested not anchored not stored refs pending

Mixed Integer Linear Programming for Feature Selection in Support Vector Machine

Antonio M. Rodr\'iguez-Ch\'ia, Luisa I. Mart\'inez-Merino, Martine Labb\'e

arxiv:1808.02435 v1 · 2018-08-07 · math.OC · 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{E2HUCX34ONTQM6W3C2IHDXTDA6}

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	2026-05-18T00:08:37.044178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

268f415f7c7367067adb169071de6307b109ae0702976245f31906eecdf3201f

Aliases

arxiv: 1808.02435 · arxiv_version: 1808.02435v1 · doi: 10.48550/arxiv.1808.02435 · pith_short_12: E2HUCX34ONTQ · pith_short_16: E2HUCX34ONTQM6W3 · pith_short_8: E2HUCX34

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/E2HUCX34ONTQM6W3C2IHDXTDA6 \
  | 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: 268f415f7c7367067adb169071de6307b109ae0702976245f31906eecdf3201f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70a02410806a516ac8969a64880a858fd061e112283e50d24c307e10c8a38e9a",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-08-07T15:59:17Z",
    "title_canon_sha256": "a382477285107743ba4f64d95234cb8d1fff4765aaa46945ee4432a9e8d0096c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02435",
    "kind": "arxiv",
    "version": 1
  }
}