Pith Number

pith:ISRUI2KI

pith:2021:ISRUI2KICII4ELVXBQWI4JYLNR

not attested not anchored not stored refs pending

Communication-Efficient Federated Learning via Predictive Coding

Chau-Wai Wong, Huaiyu Dai, Kai Yue, Richeng Jin

arxiv:2108.00918 v2 · 2021-08-02 · cs.DC · cs.AI · cs.LG · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ISRUI2KICII4ELVXBQWI4JYLNR}

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	2026-07-05T03:46:59.928742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44a34469481211c22eb70c2c8e270b6c5d79c5ed57a7b4577cda5f924a39bb46

Aliases

arxiv: 2108.00918 · arxiv_version: 2108.00918v2 · doi: 10.48550/arxiv.2108.00918 · pith_short_12: ISRUI2KICII4 · pith_short_16: ISRUI2KICII4ELVX · pith_short_8: ISRUI2KI

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/ISRUI2KICII4ELVXBQWI4JYLNR \
  | 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: 44a34469481211c22eb70c2c8e270b6c5d79c5ed57a7b4577cda5f924a39bb46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc4d817940c68c310473597ad16debcd3667df821233afcc76b7f3b0aae4b4cb",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-08-02T14:12:19Z",
    "title_canon_sha256": "ae03f2230d39d65e312fe95214e102d0062a0e6dc01742432c4a608db7a801f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.00918",
    "kind": "arxiv",
    "version": 2
  }
}