Pith Number

pith:27YOZRND

pith:2025:27YOZRNDERYPVHVCTJPBPSYZXD

not attested not anchored not stored refs pending

Flexible XL-MIMO via Array Configuration Codebook: Codebook Design and Array Configuration Training

Haiquan Lu, Hongqi Min, Shaodan Ma, Yong Zeng

arxiv:2508.20369 v1 · 2025-08-28 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{27YOZRNDERYPVHVCTJPBPSYZXD}

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	2026-07-05T12:00:35.388194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7f0ecc5a32470fa9ea29a5e17cb19b8d9d56e66379a28f78fccd8077caab9db

Aliases

arxiv: 2508.20369 · arxiv_version: 2508.20369v1 · doi: 10.48550/arxiv.2508.20369 · pith_short_12: 27YOZRNDERYP · pith_short_16: 27YOZRNDERYPVHVC · pith_short_8: 27YOZRND

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/27YOZRNDERYPVHVCTJPBPSYZXD \
  | 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: d7f0ecc5a32470fa9ea29a5e17cb19b8d9d56e66379a28f78fccd8077caab9db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbaa49f9758e8312c9c60496f4e2db0dfab7bf7991371ab93cbb44d576450b98",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-08-28T02:34:13Z",
    "title_canon_sha256": "df0dcb354cd9cea0cd762938c1f1c2fb0985bef3c3ac3808542b8441f10148a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.20369",
    "kind": "arxiv",
    "version": 1
  }
}