Pith Number

pith:5V7PLPFG

pith:2023:5V7PLPFGIZ6GOIRN3YSDEKQRBK

not attested not anchored not stored refs pending

Reweighted Mixup for Subpopulation Shift

Bingzhe Wu, Changqing Zhang, Fan Yang, Jianhua Yao, Lanqing Li, Liu Liu, Peilin Zhao, Qinghua Hu, Yatao Bian, Zhipeng Liang, Zongbo Han

arxiv:2304.04148 v1 · 2023-04-09 · 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{5V7PLPFGIZ6GOIRN3YSDEKQRBK}

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	2026-07-05T05:59:11.913994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed7ef5bca6467c67222dde24322a110a9c34d6e553b3d3d2f0f34b6c43b871e7

Aliases

arxiv: 2304.04148 · arxiv_version: 2304.04148v1 · doi: 10.48550/arxiv.2304.04148 · pith_short_12: 5V7PLPFGIZ6G · pith_short_16: 5V7PLPFGIZ6GOIRN · pith_short_8: 5V7PLPFG

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/5V7PLPFGIZ6GOIRN3YSDEKQRBK \
  | 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: ed7ef5bca6467c67222dde24322a110a9c34d6e553b3d3d2f0f34b6c43b871e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86479cb7c04f02679a3742f36ec1c72074d137ba834af2de511c677d1bf5cdde",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-04-09T03:44:50Z",
    "title_canon_sha256": "0eb11eccc8b71b3b9ed0bce00a8b28518ead0e1d26e0da1dfb7c9e97aadf5cf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.04148",
    "kind": "arxiv",
    "version": 1
  }
}