Pith Number

pith:QPRQ42QT

pith:2018:QPRQ42QTRLV2MYH22EL73MI5ER

not attested not anchored not stored refs pending

Spectral Efficiency of Mixed-ADC Massive MIMO

A. Lee Swindlehurst, Hessam Pirzadeh

arxiv:1802.10259 v2 · 2018-02-28 · 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{QPRQ42QTRLV2MYH22EL73MI5ER}

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	2026-05-18T00:11:37.837916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83e30e6a138aeba660fad117fdb11d244f2a978fb1d98e60bdad7f8aab01f512

Aliases

arxiv: 1802.10259 · arxiv_version: 1802.10259v2 · doi: 10.48550/arxiv.1802.10259 · pith_short_12: QPRQ42QTRLV2 · pith_short_16: QPRQ42QTRLV2MYH2 · pith_short_8: QPRQ42QT

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/QPRQ42QTRLV2MYH22EL73MI5ER \
  | 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: 83e30e6a138aeba660fad117fdb11d244f2a978fb1d98e60bdad7f8aab01f512

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "399fc900cdfbb08ccedb57ca1e1150e1fcdbed0eef9c3949905e3b627a47888f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-02-28T04:28:17Z",
    "title_canon_sha256": "32a20e741dbe51a7f7cc257d4dc8eed02c271cdbecce939007c3ed6b72bf8316"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10259",
    "kind": "arxiv",
    "version": 2
  }
}