Pith Number

pith:7XD5JNRB

pith:2026:7XD5JNRBJHO44KLWN4AFEUA5E6

not attested not anchored not stored refs pending

Sparse Array Design for Near-Field MU-MIMO: Reconfigurable Array Thinning Approach

Abdulkadir Celik, Ahmed Hussain, Ahmed M. Eltawil, Asmaa Abdallah, Emil Bj\"ornson

arxiv:2602.21973 v2 · 2026-02-25 · 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{7XD5JNRBJHO44KLWN4AFEUA5E6}

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	2026-05-22T01:03:58.935795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdc7d4b62149ddce29766f0052501d27bade25db80dba47f17bf51b6a3f3882b

Aliases

arxiv: 2602.21973 · arxiv_version: 2602.21973v2 · doi: 10.48550/arxiv.2602.21973 · pith_short_12: 7XD5JNRBJHO4 · pith_short_16: 7XD5JNRBJHO44KLW · pith_short_8: 7XD5JNRB

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/7XD5JNRBJHO44KLWN4AFEUA5E6 \
  | 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: fdc7d4b62149ddce29766f0052501d27bade25db80dba47f17bf51b6a3f3882b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89bab2d153314e4efa0c1daf7991e9a0105b736dfccf9fce96e0aa1497776cf9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-02-25T14:54:09Z",
    "title_canon_sha256": "c6ec007eb05caf4f9a1593e2ccf137957eef5d77585811d00866f3943ece1b00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.21973",
    "kind": "arxiv",
    "version": 2
  }
}