Pith Number

pith:NWKOMZHL

pith:2018:NWKOMZHL2K7X6GWVXOP5OOXESG

not attested not anchored not stored refs pending

Hybrid Precoding Based on Non-Uniform Quantization Codebook to Reduce Feedback Overhead in Millimeter Wave MIMO Systems

Da Chen, Tao Jiang, Yun Chen

arxiv:1803.00342 v1 · 2018-03-01 · 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{NWKOMZHL2K7X6GWVXOP5OOXESG}

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	2026-05-17T23:57:07.662726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d94e664ebd2bf7f1ad5bb9fd73ae4919ec98a4f84c19b60e37e8403519e3807

Aliases

arxiv: 1803.00342 · arxiv_version: 1803.00342v1 · doi: 10.48550/arxiv.1803.00342 · pith_short_12: NWKOMZHL2K7X · pith_short_16: NWKOMZHL2K7X6GWV · pith_short_8: NWKOMZHL

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/NWKOMZHL2K7X6GWVXOP5OOXESG \
  | 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: 6d94e664ebd2bf7f1ad5bb9fd73ae4919ec98a4f84c19b60e37e8403519e3807

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa3c79c5bc14bd8d5b665ed92297817355706059bda7661e4a15f8d3afd62521",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-03-01T12:37:20Z",
    "title_canon_sha256": "b57c28af104bce47f3004eeafdfb92e6cd0025818b787725866a67c5140c7e3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00342",
    "kind": "arxiv",
    "version": 1
  }
}