Pith Number

pith:2GWKF7RN

pith:2021:2GWKF7RN7P44D6P2QLWSD745X6

not attested not anchored not stored refs pending

A hybrid beamforming design for massive MIMO LEO satellite communications

Carlos Mosquera, Chang-Heng Wang, Joan Palacios, Nuria Gonzalez-Prelcic, Takayuki Shimizu

arxiv:2104.11158 v1 · 2021-04-22 · 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{2GWKF7RN7P44D6P2QLWSD745X6}

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	2026-07-05T04:12:27.696348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1aca2fe2dfbf9c1f9fa82ed21ff9dbf8a1cbaef7bc258fc51aecdf7ebb4bde6

Aliases

arxiv: 2104.11158 · arxiv_version: 2104.11158v1 · doi: 10.48550/arxiv.2104.11158 · pith_short_12: 2GWKF7RN7P44 · pith_short_16: 2GWKF7RN7P44D6P2 · pith_short_8: 2GWKF7RN

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/2GWKF7RN7P44D6P2QLWSD745X6 \
  | 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: d1aca2fe2dfbf9c1f9fa82ed21ff9dbf8a1cbaef7bc258fc51aecdf7ebb4bde6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8178d4b65ffa49f099bd7a20a9fe313535814b109597816555fd56fae70ca633",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2021-04-22T16:23:53Z",
    "title_canon_sha256": "e7841f320582188087196b20b6dac99e2d58cc930fa892f61607487bd9891d5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.11158",
    "kind": "arxiv",
    "version": 1
  }
}