Pith Number

pith:F4WN4U5Y

pith:2025:F4WN4U5YF3JMMPYOFU5MCVGSGD

not attested not anchored not stored refs pending

Max-Min Beamforming for Large-Scale Cell-Free Massive MIMO: A Randomized ADMM Algorithm

Bin Wang, Jun Fang, Martin Haardt, Yue Xiao

arxiv:2507.18980 v1 · 2025-07-25 · 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{F4WN4U5YF3JMMPYOFU5MCVGSGD}

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	2026-07-05T11:43:17.305279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f2cde53b82ed2c63f0e2d3ac154d230e46d2d43d1c5b8afc041ea52e875d409

Aliases

arxiv: 2507.18980 · arxiv_version: 2507.18980v1 · doi: 10.48550/arxiv.2507.18980 · pith_short_12: F4WN4U5YF3JM · pith_short_16: F4WN4U5YF3JMMPYO · pith_short_8: F4WN4U5Y

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/F4WN4U5YF3JMMPYOFU5MCVGSGD \
  | 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: 2f2cde53b82ed2c63f0e2d3ac154d230e46d2d43d1c5b8afc041ea52e875d409

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f276de7cdf2fb01781ff29841f167f1db77ea7b73ddbbe5d8de69d1e538bb6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-07-25T06:15:36Z",
    "title_canon_sha256": "3e4e440deda6a8fe3536d555738917ecb366c9b4d11605ce46f3f23504ab7c15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.18980",
    "kind": "arxiv",
    "version": 1
  }
}