Pith Number

pith:2376ME7M

pith:2021:2376ME7MCWI2556Y6YNC42H23U

not attested not anchored not stored refs pending

sigmoidF1: A Smooth F1 Score Surrogate Loss for Multilabel Classification

Daan Odijk, Gabriel B\'en\'edict, Maarten de Rijke, Vincent Koops

arxiv:2108.10566 v3 · 2021-08-24 · 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{2376ME7MCWI2556Y6YNC42H23U}

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

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

Receipt and verification

First computed	2026-07-05T05:11:34.817218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6ffe613ec1591aef7d8f61a2e68fadd1ff85a87603f5ce684c9f01903fd74c6

Aliases

arxiv: 2108.10566 · arxiv_version: 2108.10566v3 · doi: 10.48550/arxiv.2108.10566 · pith_short_12: 2376ME7MCWI2 · pith_short_16: 2376ME7MCWI2556Y · pith_short_8: 2376ME7M

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/2376ME7MCWI2556Y6YNC42H23U \
  | 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: d6ffe613ec1591aef7d8f61a2e68fadd1ff85a87603f5ce684c9f01903fd74c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e730609cb75b0bdc7a58c6585f57302f9bcd51cc58bec50b566281be22736464",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-08-24T08:11:33Z",
    "title_canon_sha256": "765e604ff9091865da8c841673e742d1820adbe676386eb9ed90ac0b9691684e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.10566",
    "kind": "arxiv",
    "version": 3
  }
}