Pith Number

pith:ASU2IVFM

pith:2022:ASU2IVFM6JTBTKTXNOAOM6XRB2

not attested not anchored not stored refs pending

Learning to Re-weight Examples with Optimal Transport for Imbalanced Classification

Dandan Guo, He Zhao, Hongyuan Zha, Meixi Zheng, Mingyuan Zhou, Zhuo Li

arxiv:2208.02951 v1 · 2022-08-05 · 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{ASU2IVFM6JTBTKTXNOAOM6XRB2}

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	2026-07-05T04:46:17.923051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04a9a454acf26619aa776b80e67af10ebac68528c868223ae62ae70824b786e7

Aliases

arxiv: 2208.02951 · arxiv_version: 2208.02951v1 · doi: 10.48550/arxiv.2208.02951 · pith_short_12: ASU2IVFM6JTB · pith_short_16: ASU2IVFM6JTBTKTX · pith_short_8: ASU2IVFM

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/ASU2IVFM6JTBTKTXNOAOM6XRB2 \
  | 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: 04a9a454acf26619aa776b80e67af10ebac68528c868223ae62ae70824b786e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcf105dc40411389015386608f0ff93599b2f6118b959dfc42ae3bdfa470ae03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-08-05T01:23:54Z",
    "title_canon_sha256": "6d6f9e3a4710c6c1c69ceb2731187bfc1149556aae4e42446e381ba958ef622a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.02951",
    "kind": "arxiv",
    "version": 1
  }
}