Pith Number

pith:OH6IDQYP

pith:2025:OH6IDQYPLM5QFLCGH3TX6VBFO4

not attested not anchored not stored refs pending

Multi-Task Over-the-Air Federated Learning in Cell-Free Massive MIMO Systems

Carlo Fischione, Chen Chen, Emil Bj\"ornson

arxiv:2501.17874 v1 · 2025-01-17 · 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{OH6IDQYPLM5QFLCGH3TX6VBFO4}

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

On Designing Modulation for Over-the-Air Computation -- Part II: Pyramid Sampling

Receipt and verification

First computed	2026-07-05T10:07:03.239155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71fc81c30f5b3b02ac463ee77f5425770c6e549652404661597a7358f95cefa3

Aliases

arxiv: 2501.17874 · arxiv_version: 2501.17874v1 · doi: 10.48550/arxiv.2501.17874 · pith_short_12: OH6IDQYPLM5Q · pith_short_16: OH6IDQYPLM5QFLCG · pith_short_8: OH6IDQYP

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/OH6IDQYPLM5QFLCGH3TX6VBFO4 \
  | 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: 71fc81c30f5b3b02ac463ee77f5425770c6e549652404661597a7358f95cefa3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87354d29985e4e6dde71827cc84752cafaf4e4334acac1e74836f59b3f5c3ab9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-01-17T06:28:43Z",
    "title_canon_sha256": "24e35ca68b551a0d96253de4f2b5a68084072d35faf62632070e3c533246f872"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.17874",
    "kind": "arxiv",
    "version": 1
  }
}