Pith Number

pith:AA2CNP4H

pith:2021:AA2CNP4HT7H4ZCKWMPPLB57K2N

not attested not anchored not stored refs pending

Compositional federated learning: Applications in distributionally robust averaging and meta learning

Feihu Huang, Junyi Li

arxiv:2106.11264 v3 · 2021-06-21 · cs.LG · cs.DC · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AA2CNP4HT7H4ZCKWMPPLB57K2N}

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.

Cited by

1 paper in Pith

Federated Compositional Muon Optimizer for Matrix-Wise Models

Receipt and verification

First computed	2026-07-05T06:35:02.991983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

003426bf879fcfcc895663deb0f7ead36437893ecbda3689cecbbaabc3a622ab

Aliases

arxiv: 2106.11264 · arxiv_version: 2106.11264v3 · doi: 10.48550/arxiv.2106.11264 · pith_short_12: AA2CNP4HT7H4 · pith_short_16: AA2CNP4HT7H4ZCKW · pith_short_8: AA2CNP4H

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/AA2CNP4HT7H4ZCKWMPPLB57K2N \
  | 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: 003426bf879fcfcc895663deb0f7ead36437893ecbda3689cecbbaabc3a622ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28e07e74fea9db25ac3240f41c8419b73f10c507083e2a6cf9e0767eccd4c86f",
    "cross_cats_sorted": [
      "cs.DC",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-06-21T17:08:09Z",
    "title_canon_sha256": "42811a45f1b933beef020856a7ad5df2c69ce4abacb85fddb407e74cc9914a05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.11264",
    "kind": "arxiv",
    "version": 3
  }
}