Pith Number

pith:5MXCZS4I

pith:2022:5MXCZS4ISCJFSNCUYB2EB7SJHP

not attested not anchored not stored refs pending

Data Augmentation Empowered Neural Precoding for Multiuser MIMO with MMSE Model

Derrick Wing Kwan Ng, Jindan Xu, NingWang, Shaoqing Zhang, Wei Xu, Xiaohu You

arxiv:2203.02196 v1 · 2022-03-04 · cs.IT · eess.SP · 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{5MXCZS4ISCJFSNCUYB2EB7SJHP}

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	2026-07-05T04:02:02.100709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb2e2ccb889092593454c07440fe493bc0cbd7e4b66441269897c7cc17d63d15

Aliases

arxiv: 2203.02196 · arxiv_version: 2203.02196v1 · doi: 10.48550/arxiv.2203.02196 · pith_short_12: 5MXCZS4ISCJF · pith_short_16: 5MXCZS4ISCJFSNCU · pith_short_8: 5MXCZS4I

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/5MXCZS4ISCJFSNCUYB2EB7SJHP \
  | 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: eb2e2ccb889092593454c07440fe493bc0cbd7e4b66441269897c7cc17d63d15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b299ca1b8d0fb2b5aaef12072bc99f718279d60d2cde2ddf39ecee7cc205080",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-03-04T09:13:23Z",
    "title_canon_sha256": "c1a8064f83266fdc9ec087b9da36322852a57fcbba3fd8e6117960501059b107"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.02196",
    "kind": "arxiv",
    "version": 1
  }
}