Pith Number

pith:QH2FUAQB

pith:2025:QH2FUAQB4BHOZ7IREWBV4UMGG3

not attested not anchored not stored refs pending

ParaBlock: Communication-Computation Parallel Block Coordinate Federated Learning for Large Language Models

Jinghui Chen, Yuanpu Cao, Yujia Wang

arxiv:2511.19959 v2 · 2025-11-25 · cs.LG · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QH2FUAQB4BHOZ7IREWBV4UMGG3}

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	2026-06-03T01:05:07.661321Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81f45a0201e04eecfd1125835e518636f236950c5adcf160518b5cb4c6f6813e

Aliases

arxiv: 2511.19959 · arxiv_version: 2511.19959v2 · doi: 10.48550/arxiv.2511.19959 · pith_short_12: QH2FUAQB4BHO · pith_short_16: QH2FUAQB4BHOZ7IR · pith_short_8: QH2FUAQB

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/QH2FUAQB4BHOZ7IREWBV4UMGG3 \
  | 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: 81f45a0201e04eecfd1125835e518636f236950c5adcf160518b5cb4c6f6813e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9f73e62414c5baabf05dea8a3c9b0ecdb7eac83a74ada488e22a2c00fc18913",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-11-25T06:09:21Z",
    "title_canon_sha256": "d3928b548f47450a806eb776dc3da63dedb796575d1318e5682096873e3ab3c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.19959",
    "kind": "arxiv",
    "version": 2
  }
}