Pith Number

pith:XCSTWLKR

pith:2026:XCSTWLKRODK6FWFEONQSLKPLSC

not attested not anchored not stored refs pending

Towards Serverless Semi-Decentralized Federated Learning with Heterogeneous Optimizers

H. Vincent Poor, Mung Chiang, Su Wang

arxiv:2606.06687 v1 · 2026-06-04 · cs.LG · cs.DC · cs.NI · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XCSTWLKRODK6FWFEONQSLKPLSC}

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	2026-06-08T01:04:22.560694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8a53b2d5170d5e2d8a4736125a9eb908f33065e99382c49831f87e4e53901c7

Aliases

arxiv: 2606.06687 · arxiv_version: 2606.06687v1 · doi: 10.48550/arxiv.2606.06687 · pith_short_12: XCSTWLKRODK6 · pith_short_16: XCSTWLKRODK6FWFE · pith_short_8: XCSTWLKR

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/XCSTWLKRODK6FWFEONQSLKPLSC \
  | 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: b8a53b2d5170d5e2d8a4736125a9eb908f33065e99382c49831f87e4e53901c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33fc8a03a599ce3d1acdbd3b8760dd1350f1de3e52c7009088d0a0cefcdbe1de",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.NI",
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-04T20:05:18Z",
    "title_canon_sha256": "0e5911e6dbeaf81c6d02ffd13d164361f215a5d3b7be199c6ffc23a81528dd92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06687",
    "kind": "arxiv",
    "version": 1
  }
}