Pith Number

pith:OXYWRURJ

pith:2026:OXYWRURJQE2O2L5G3N3GXFQM5J

not attested not anchored not stored refs pending

pFedUL: Layer-Aware Federated Unlearning for Personalized Federated Learning

Xiangyu Li, Zhihao Zhang, Zhuodong Liu

arxiv:2606.16304 v1 · 2026-06-15 · 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{OXYWRURJQE2O2L5G3N3GXFQM5J}

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	2026-07-15T01:22:00.078151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75f168d2298134ed2fa6db766b960cea584faa5b334f3c88802cf657fbe21247

Aliases

arxiv: 2606.16304 · arxiv_version: 2606.16304v1 · doi: 10.48550/arxiv.2606.16304 · pith_short_12: OXYWRURJQE2O · pith_short_16: OXYWRURJQE2O2L5G · pith_short_8: OXYWRURJ

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/OXYWRURJQE2O2L5G3N3GXFQM5J \
  | 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: 75f168d2298134ed2fa6db766b960cea584faa5b334f3c88802cf657fbe21247

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "442c84b0fb1526fdf376ff03c0df905ac3eefa5046a07e027663a12554e530b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-15T07:07:55Z",
    "title_canon_sha256": "b530da478fa3118209964b91a47b2df0a78be1f39b506d024667ebcc04cef9e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.16304",
    "kind": "arxiv",
    "version": 1
  }
}