Pith Number

pith:FMPUIF5Y

pith:2019:FMPUIF5YBLSLHIN6ZMID3E77ZS

not attested not anchored not stored refs pending

Neural Networks in Hybrid Precoding for Millimeter Wave Massive MIMO Systems

Jing Yang, Kai Chen, Lin Tian, Xiaohu Ge, Yonghui Li

arxiv:1903.08849 v1 · 2019-03-21 · cs.NI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FMPUIF5YBLSLHIN6ZMID3E77ZS}

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	2026-05-17T23:50:43.764103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b1f4417b80ae4b3a1becb103d93ffcc893f97cffacc7d4474e20d716f413b51

Aliases

arxiv: 1903.08849 · arxiv_version: 1903.08849v1 · doi: 10.48550/arxiv.1903.08849 · pith_short_12: FMPUIF5YBLSL · pith_short_16: FMPUIF5YBLSLHIN6 · pith_short_8: FMPUIF5Y

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/FMPUIF5YBLSLHIN6ZMID3E77ZS \
  | 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: 2b1f4417b80ae4b3a1becb103d93ffcc893f97cffacc7d4474e20d716f413b51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03fc4c7c3aaf07eb15e02d2b6be69878ad643fccd0667b1e03df112c4937e8b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2019-03-21T07:01:44Z",
    "title_canon_sha256": "2f93fb9012e8b54f38ad48ac2161dc8b5587d84833b38960b9523eb5a636af66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08849",
    "kind": "arxiv",
    "version": 1
  }
}