Pith Number

pith:7NY77JAC

pith:2025:7NY77JACNKFORPYKRS7RDYKNEF

not attested not anchored not stored refs pending

Doubly-Dispersive MIMO Channels with Stacked Intelligent Metasurfaces: Modeling, Parametrization, and Receiver Design

George C. Alexandropoulos, Giuseppe Thadeu Freitas de Abreu, Hyeon Seok Rou, Iv\'an Alexander Morales Sandoval, Kuranage Roche Rayan Ranasinghe

arxiv:2501.07724 v2 · 2025-01-13 · 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{7NY77JACNKFORPYKRS7RDYKNEF}

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.

Cited by

1 paper in Pith

Indoor Channel Characterization with Extremely Large Reconfigurable Intelligent Surfaces at $300$ GHz

Receipt and verification

First computed	2026-07-05T11:00:41.649063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb71ffa4026a8ae8bf0a8cbf11e14d217b4022384fb156bfd5a58debfee84bb4

Aliases

arxiv: 2501.07724 · arxiv_version: 2501.07724v2 · doi: 10.48550/arxiv.2501.07724 · pith_short_12: 7NY77JACNKFO · pith_short_16: 7NY77JACNKFORPYK · pith_short_8: 7NY77JAC

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/7NY77JACNKFORPYKRS7RDYKNEF \
  | 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: fb71ffa4026a8ae8bf0a8cbf11e14d217b4022384fb156bfd5a58debfee84bb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10adf5b2ad385e201e3081398f70940458d6f3b242d9f3a7a9947afca58fb33c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-01-13T22:20:42Z",
    "title_canon_sha256": "0b36d02eaf2fd24ce30f8adfc6f306c236d3e128cdf50f14e1dd5f0cb66b4041"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.07724",
    "kind": "arxiv",
    "version": 2
  }
}