Pith Number

pith:LJFO2MOA

pith:2022:LJFO2MOAP5KGWKUNKQZLC6MIMX

not attested not anchored not stored refs pending

Spatial Multiplexing in Near Field MIMO Channels with Reconfigurable Intelligent Surfaces

Andrea Abrardo, Davide Dardari, Giulio Bartoli, Marco Di Renzo, Nicolo Decarli

arxiv:2212.11057 v2 · 2022-12-21 · cs.IT · eess.SP · 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{LJFO2MOAP5KGWKUNKQZLC6MIMX}

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	2026-07-05T05:31:19.272638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a4aed31c07f546b2a8d5432b1798865d1590458cc3a544dd2a07d62b85dad12

Aliases

arxiv: 2212.11057 · arxiv_version: 2212.11057v2 · doi: 10.48550/arxiv.2212.11057 · pith_short_12: LJFO2MOAP5KG · pith_short_16: LJFO2MOAP5KGWKUN · pith_short_8: LJFO2MOA

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/LJFO2MOAP5KGWKUNKQZLC6MIMX \
  | 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: 5a4aed31c07f546b2a8d5432b1798865d1590458cc3a544dd2a07d62b85dad12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ee775d8f0aac9770127e868434a7fb3661cf507bdf67584cc359899a2bc6cc0",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-12-21T15:06:26Z",
    "title_canon_sha256": "eb8bd5c70bd9f8f269bbaa2bec68bef2a1968e7f56ffc3512e3df5038693d0c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.11057",
    "kind": "arxiv",
    "version": 2
  }
}