Pith Number

pith:P5GD7XN4

pith:2021:P5GD7XN4EFOXV3MYKD467QMD4E

not attested not anchored not stored refs pending

Unit-Modulus Wireless Federated Learning Via Penalty Alternating Minimization

Dachuan Li, Derrick Wing Kwan Ng, Qi Hao, Rui Wang, Shuai Wang, Yik-Chung Wu

arxiv:2108.13669 v1 · 2021-08-31 · eess.SP · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P5GD7XN4EFOXV3MYKD467QMD4E}

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	2026-07-05T03:10:16.783844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f4c3fddbc215d7aed9850f9efc183e1149fceab3ad9e840b8ef97e12e1ffbd5

Aliases

arxiv: 2108.13669 · arxiv_version: 2108.13669v1 · doi: 10.48550/arxiv.2108.13669 · pith_short_12: P5GD7XN4EFOX · pith_short_16: P5GD7XN4EFOXV3MY · pith_short_8: P5GD7XN4

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/P5GD7XN4EFOXV3MYKD467QMD4E \
  | 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: 7f4c3fddbc215d7aed9850f9efc183e1149fceab3ad9e840b8ef97e12e1ffbd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c920252a04be9cf40f61afe32d0a7b5ba0c7b33667bc61e9de1d7f7d8fd64b38",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-08-31T08:19:54Z",
    "title_canon_sha256": "2d074b4eb088c2505d65c95c2a0144be1c3bb3db19fd80fadf4fa8b4382db550"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.13669",
    "kind": "arxiv",
    "version": 1
  }
}