Pith Number

pith:UVX2LDR7

pith:2025:UVX2LDR7PDR2G3G3RWVAFZWKUZ

not attested not anchored not stored refs pending

Exact Reformulation and Optimization for Direct Metric Optimization in Binary Imbalanced Classification

Chuan He, Ju Sun, Le Peng, Yash Travadi, Ying Cui

arxiv:2507.15240 v1 · 2025-07-21 · 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{UVX2LDR7PDR2G3G3RWVAFZWKUZ}

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.

Cited by

1 paper in Pith

A Systematic Evaluation of Imbalance Handling Methods in Biomedical Binary Classification

Receipt and verification

First computed	2026-07-05T11:40:20.863185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a56fa58e3f78e3a36cdb8daa02e6caa657e4fc83caa6edb2e90aaebefd5dbdf0

Aliases

arxiv: 2507.15240 · arxiv_version: 2507.15240v1 · doi: 10.48550/arxiv.2507.15240 · pith_short_12: UVX2LDR7PDR2 · pith_short_16: UVX2LDR7PDR2G3G3 · pith_short_8: UVX2LDR7

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/UVX2LDR7PDR2G3G3RWVAFZWKUZ \
  | 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: a56fa58e3f78e3a36cdb8daa02e6caa657e4fc83caa6edb2e90aaebefd5dbdf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdd62ec0aae6c46d7214cfb928114576a6d9286451b40efc07877ce46f8cedd8",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-21T04:52:51Z",
    "title_canon_sha256": "6d20979ecba8e119ece121fe6de50d9cb6cbac850b98d5b32338b79808e79479"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.15240",
    "kind": "arxiv",
    "version": 1
  }
}