Pith Number

pith:RBU2USFL

pith:2018:RBU2USFLHOLKDISII3OZWPL3OG

not attested not anchored not stored refs pending

Massive MIMO performance with imperfect channel reciprocity and channel estimation error

De Mi, Lei Zhang, Mehrdad Dianati, Rahim Tafazolli, Sami Muhaidat

arxiv:1803.02732 v1 · 2018-03-07 · 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{RBU2USFLHOLKDISII3OZWPL3OG}

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	2026-05-18T00:21:49.377533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8869aa48ab3b96a1a24846dd9b3d7b719a99e632e2ac1ac38faed3eb5d9c40d5

Aliases

arxiv: 1803.02732 · arxiv_version: 1803.02732v1 · doi: 10.48550/arxiv.1803.02732 · pith_short_12: RBU2USFLHOLK · pith_short_16: RBU2USFLHOLKDISI · pith_short_8: RBU2USFL

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/RBU2USFLHOLKDISII3OZWPL3OG \
  | 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: 8869aa48ab3b96a1a24846dd9b3d7b719a99e632e2ac1ac38faed3eb5d9c40d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8936af9bb3d71008e74185f61bc8a444287962dbfafb2bba069c0cee42c0fa2b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-03-07T15:58:50Z",
    "title_canon_sha256": "36b169c22bcaaae7e7a747b0bafc3d309d5f2cb079f2d999e9453c665e773fc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02732",
    "kind": "arxiv",
    "version": 1
  }
}