Pith Number

pith:XGJNDAXE

pith:2025:XGJNDAXE6QKESMZISUYJ6IJERN

not attested not anchored not stored refs pending

Personalized Federated Learning under Model Dissimilarity Constraints

Mikael Johansson, Samuel Erickson

arxiv:2505.07575 v2 · 2025-05-12 · 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{XGJNDAXE6QKESMZISUYJ6IJERN}

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	2026-07-05T11:03:24.544440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b992d182e4f41449332895309f21248b64e2a692a238833c0887a2a6198540bd

Aliases

arxiv: 2505.07575 · arxiv_version: 2505.07575v2 · doi: 10.48550/arxiv.2505.07575 · pith_short_12: XGJNDAXE6QKE · pith_short_16: XGJNDAXE6QKESMZI · pith_short_8: XGJNDAXE

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/XGJNDAXE6QKESMZISUYJ6IJERN \
  | 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: b992d182e4f41449332895309f21248b64e2a692a238833c0887a2a6198540bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "450436391075bf8b657f7c3c805f529d325c2aec7c2fb6089a803d6047c35376",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-12T13:54:55Z",
    "title_canon_sha256": "a18681dd744e4c82b8be6b6cfcf170803b6c782bd4031581b1bd320e292d7024"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.07575",
    "kind": "arxiv",
    "version": 2
  }
}