Pith Number

pith:552WOVWR

pith:2017:552WOVWRWMP5YGNLR5SSYPENDL

not attested not anchored not stored refs pending

Advanced Quantizer Designs for FDD-Based FD-MIMO Systems Using Uniform Planar Arrays

David J. Love, Jiho Song, Junil Choi, Taeyoung Kim

arxiv:1703.10739 v4 · 2017-03-31 · 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{552WOVWRWMP5YGNLR5SSYPENDL}

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	2026-05-18T00:09:20.482227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef756756d1b31fdc19ab8f652c3c8d1adee7a1a130a8a13a973a7dca59d4786d

Aliases

arxiv: 1703.10739 · arxiv_version: 1703.10739v4 · doi: 10.48550/arxiv.1703.10739 · pith_short_12: 552WOVWRWMP5 · pith_short_16: 552WOVWRWMP5YGNL · pith_short_8: 552WOVWR

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/552WOVWRWMP5YGNLR5SSYPENDL \
  | 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: ef756756d1b31fdc19ab8f652c3c8d1adee7a1a130a8a13a973a7dca59d4786d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "974ef358fb974297fa307e4ed33eca83c321ba7e654947737b90da0b48eae65b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-03-31T03:13:14Z",
    "title_canon_sha256": "d70f693424239fa46b7c3d378d1e4df79db959572a6df5baedff2b710a541e92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.10739",
    "kind": "arxiv",
    "version": 4
  }
}