Pith Number

pith:MHYQXVEB

pith:2022:MHYQXVEBPK7IMDNWW5KNVX75G6

not attested not anchored not stored refs pending

Wideband Multi-User MIMO Communications with Frequency Selective RISs: Element Response Modeling and Sum-Rate Maximization

George C. Alexandropoulos, Konstantinos D. Katsanos, Mohammadreza F. Imani, Nir Shlezinger

arxiv:2202.02169 v2 · 2022-02-04 · 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{MHYQXVEBPK7IMDNWW5KNVX75G6}

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	2026-07-05T04:08:28.475567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61f10bd4817abe860db6b754dadffd378b4aaa74b10f85b99a11fa10a5a91658

Aliases

arxiv: 2202.02169 · arxiv_version: 2202.02169v2 · doi: 10.48550/arxiv.2202.02169 · pith_short_12: MHYQXVEBPK7I · pith_short_16: MHYQXVEBPK7IMDNW · pith_short_8: MHYQXVEB

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/MHYQXVEBPK7IMDNWW5KNVX75G6 \
  | 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: 61f10bd4817abe860db6b754dadffd378b4aaa74b10f85b99a11fa10a5a91658

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2ffd02f545dd93d4013a89af116c591a2132bbfca606ab3c79ccaf058385af2",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-02-04T14:55:27Z",
    "title_canon_sha256": "38d785c16d4e845ecfcb253a812ed4c1bc445bdee153d9d2d5d32a2bb5a40cb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.02169",
    "kind": "arxiv",
    "version": 2
  }
}