Pith Number

pith:KZQCUYJB

pith:2018:KZQCUYJBS3FP54VQ3IP45Y2LCM

not attested not anchored not stored refs pending

Efficient Nonlinear Precoding for Massive MU-MIMO Downlink Systems with 1-Bit DACs

Fei Wen, Lei Chu, Lily Li, Robert Qiu

arxiv:1804.08839 v4 · 2018-04-24 · eess.SP · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KZQCUYJBS3FP54VQ3IP45Y2LCM}

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	2026-05-17T23:43:51.258200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56602a612196cafef2b0da1fcee34b133dceb21fb727d068340dd1598c63d77b

Aliases

arxiv: 1804.08839 · arxiv_version: 1804.08839v4 · doi: 10.48550/arxiv.1804.08839 · pith_short_12: KZQCUYJBS3FP · pith_short_16: KZQCUYJBS3FP54VQ · pith_short_8: KZQCUYJB

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/KZQCUYJBS3FP54VQ3IP45Y2LCM \
  | 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: 56602a612196cafef2b0da1fcee34b133dceb21fb727d068340dd1598c63d77b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9ea481afb6138a50e3269b933d486a75d39d0aa5e068f27016458db02d812d1",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-04-24T05:06:54Z",
    "title_canon_sha256": "b06705d3422fe97b8063ea3d6e59bab5f1e5286c307b54481a5c0ad2621128bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08839",
    "kind": "arxiv",
    "version": 4
  }
}