Pith Number

pith:FFVRHQCL

pith:2019:FFVRHQCLTFQAJLMFRYRIBGLS2G

not attested not anchored not stored refs pending

Hybrid Beamforming for Millimeter Wave Systems Using the MMSE Criterion

Jiaqi Cong, Jun Zhang, Khaled B. Letaief, Tian LIN, Yu Zhu

arxiv:1902.08343 v1 · 2019-02-22 · 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{FFVRHQCLTFQAJLMFRYRIBGLS2G}

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	2026-05-17T23:52:57.563879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

296b13c04b996004ad858e22809972d1bba9c013965bee8ad38dd05605de721e

Aliases

arxiv: 1902.08343 · arxiv_version: 1902.08343v1 · doi: 10.48550/arxiv.1902.08343 · pith_short_12: FFVRHQCLTFQA · pith_short_16: FFVRHQCLTFQAJLMF · pith_short_8: FFVRHQCL

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/FFVRHQCLTFQAJLMFRYRIBGLS2G \
  | 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: 296b13c04b996004ad858e22809972d1bba9c013965bee8ad38dd05605de721e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "641d9d1f0de2d911f0c07d40b58d074d54f771552a6a9bc4cbd7e1867f2b4a1b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-02-22T02:35:02Z",
    "title_canon_sha256": "fc86ea5b39b61f8c14d7e6fd334485d5895bf55a02746f11982c36c34de661ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08343",
    "kind": "arxiv",
    "version": 1
  }
}