Pith Number

pith:2N4IICM5

pith:2025:2N4IICM5WA7YNVF3O34E3DTCRQ

not attested not anchored not stored refs pending

Label-shift robust federated feature screening for high-dimensional classification

Chen Xu, Erbo Li, Qi Qin, Wu Wang, Xingxiang Li, Yifan Sun

arxiv:2506.00379 v1 · 2025-05-31 · stat.ML · cs.LG · stat.ME

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2N4IICM5WA7YNVF3O34E3DTCRQ}

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	2026-07-05T11:13:33.512448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d37884099db03f86d4bb76f84d8e628c3cded4be1164f09219227b1036fb500d

Aliases

arxiv: 2506.00379 · arxiv_version: 2506.00379v1 · doi: 10.48550/arxiv.2506.00379 · pith_short_12: 2N4IICM5WA7Y · pith_short_16: 2N4IICM5WA7YNVF3 · pith_short_8: 2N4IICM5

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/2N4IICM5WA7YNVF3O34E3DTCRQ \
  | 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: d37884099db03f86d4bb76f84d8e628c3cded4be1164f09219227b1036fb500d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "173ddae5325998abdddca7109870bbac1c6f65df304334c6c8e686e63a537e59",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-05-31T04:14:49Z",
    "title_canon_sha256": "d2d41725a778d11cf982a1f9e19e989695b61e989f872d757d094d04640ede89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.00379",
    "kind": "arxiv",
    "version": 1
  }
}