Pith Number

pith:PYYJIGNV

pith:2022:PYYJIGNVIFIBB6LEXTL3KGZPNH

not attested not anchored not stored refs pending

Towards Multi-Objective Statistically Fair Federated Learning

Cynthia He, Cyprien de Lichy, John McKay, Ninareh Mehrabi, William Campbell

arxiv:2201.09917 v1 · 2022-01-24 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PYYJIGNVIFIBB6LEXTL3KGZPNH}

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	2026-07-05T03:51:13.615578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e309419b5415010f964bcd7b51b2f69f6b0e96d98f51bdbbed28ac4aebb7dcb

Aliases

arxiv: 2201.09917 · arxiv_version: 2201.09917v1 · doi: 10.48550/arxiv.2201.09917 · pith_short_12: PYYJIGNVIFIB · pith_short_16: PYYJIGNVIFIBB6LE · pith_short_8: PYYJIGNV

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/PYYJIGNVIFIBB6LEXTL3KGZPNH \
  | 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: 7e309419b5415010f964bcd7b51b2f69f6b0e96d98f51bdbbed28ac4aebb7dcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0f69daa4e1437009a7a1c1ecd2025e1073c80890c7b6c8997e44c3a4d2f2599",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-01-24T19:22:01Z",
    "title_canon_sha256": "175d739b3eb23e096d76a088d9bccffece2e3424568807a09052c32af9ce91d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.09917",
    "kind": "arxiv",
    "version": 1
  }
}