Pith Number

pith:4WOM5EPW

pith:2026:4WOM5EPW2B2LJNNX4T2KLF2TV2

not attested not anchored not stored refs pending

Class-Dependent Hybrid Data Augmentation for Multiclass Migraine Classification under Severe Class Imbalance

Elvin Som\'on, Miguel A. Guti\'errez-Naranjo

arxiv:2605.23453 v1 · 2026-05-22 · 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{4WOM5EPW2B2LJNNX4T2KLF2TV2}

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	2026-05-25T02:01:54.891552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e59cce91f6d074b4b5b7e4f4a59753aea2d2b5dc3ded2232dc600a6a39dec77f

Aliases

arxiv: 2605.23453 · arxiv_version: 2605.23453v1 · doi: 10.48550/arxiv.2605.23453 · pith_short_12: 4WOM5EPW2B2L · pith_short_16: 4WOM5EPW2B2LJNNX · pith_short_8: 4WOM5EPW

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/4WOM5EPW2B2LJNNX4T2KLF2TV2 \
  | 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: e59cce91f6d074b4b5b7e4f4a59753aea2d2b5dc3ded2232dc600a6a39dec77f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d8f5006a9b3001e7f394bbf5af339cb65e3c07d01c2f6a56e6fabac4a52774b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-22T10:08:16Z",
    "title_canon_sha256": "3dcd53bb963ca100312d53ac58baeb6c2fadbef9cadd3b962488b43e9d0b10c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23453",
    "kind": "arxiv",
    "version": 1
  }
}