Pith Number

pith:OTMDBAOG

pith:2011:OTMDBAOGSFR5BEXDVDI4DHOMIR

not attested not anchored not stored refs pending

Nearly Doubling the Throughput of Multiuser MIMO Systems Using Codebook Tailored Limited Feedback Protocol

Gerhard Wunder, Jan Schreck, Peter Jung

arxiv:1107.2101 v2 · 2011-07-11 · 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{OTMDBAOGSFR5BEXDVDI4DHOMIR}

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	2026-05-18T03:36:56.824589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74d83081c69163d092e3a8d1c19dcc446039578c924810a0ea7c29cd0419c076

Aliases

arxiv: 1107.2101 · arxiv_version: 1107.2101v2 · doi: 10.48550/arxiv.1107.2101 · pith_short_12: OTMDBAOGSFR5 · pith_short_16: OTMDBAOGSFR5BEXD · pith_short_8: OTMDBAOG

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/OTMDBAOGSFR5BEXDVDI4DHOMIR \
  | 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: 74d83081c69163d092e3a8d1c19dcc446039578c924810a0ea7c29cd0419c076

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f083309c8e5f9a9f1b6e06a23d455907769f9cdaf924c0a94e7d81eee19bea0",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-07-11T19:34:37Z",
    "title_canon_sha256": "cf6a11ca467b784822a1845b9ec21044e8f7001842e88a428e1fb55952add93c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2101",
    "kind": "arxiv",
    "version": 2
  }
}