Pith Number

pith:UPZBBED4

pith:2013:UPZBBED4JYQC2NPVG5OA7ON3QR

not attested not anchored not stored refs pending

Co-Multistage of Multiple Classifiers for Imbalanced Multiclass Learning

Anatole Gershman, David Martins de Matos, Jaime Carbonell, Jo\~ao P. Neto, Luis Marujo

arxiv:1312.6597 v2 · 2013-12-23 · cs.LG · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPZBBED4JYQC2NPVG5OA7ON3QR}

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	2026-05-18T03:01:02.025590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3f210907c4e202d35f5375c0fb9bb846bada18b0ef869e0047095f5c0f9ee59

Aliases

arxiv: 1312.6597 · arxiv_version: 1312.6597v2 · doi: 10.48550/arxiv.1312.6597 · pith_short_12: UPZBBED4JYQC · pith_short_16: UPZBBED4JYQC2NPV · pith_short_8: UPZBBED4

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/UPZBBED4JYQC2NPVG5OA7ON3QR \
  | 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: a3f210907c4e202d35f5375c0fb9bb846bada18b0ef869e0047095f5c0f9ee59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3c399d45e41194b0de21adaf9270010a86775a5ced841490a65ff225454032d",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-12-23T16:52:56Z",
    "title_canon_sha256": "1bc2401c827af2f3a165d4d686c49923adcbe9cece563623d9c648b6bf1c9dba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6597",
    "kind": "arxiv",
    "version": 2
  }
}