Pith Number

pith:NZIK7DZM

pith:2015:NZIK7DZMUIUOOU43YSEI3TCFZ5

not attested not anchored not stored refs pending

Massive MIMO: Ten Myths and One Critical Question

Emil Bj\"ornson, Erik G. Larsson, Thomas L. Marzetta

arxiv:1503.06854 v2 · 2015-03-23 · 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{NZIK7DZMUIUOOU43YSEI3TCFZ5}

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	2026-05-18T01:19:16.161543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e50af8f2ca228e7539bc4888dcc45cf49d67a8c5ddeec34a5e5e7e6e42d5984

Aliases

arxiv: 1503.06854 · arxiv_version: 1503.06854v2 · doi: 10.48550/arxiv.1503.06854 · pith_short_12: NZIK7DZMUIUO · pith_short_16: NZIK7DZMUIUOOU43 · pith_short_8: NZIK7DZM

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/NZIK7DZMUIUOOU43YSEI3TCFZ5 \
  | 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: 6e50af8f2ca228e7539bc4888dcc45cf49d67a8c5ddeec34a5e5e7e6e42d5984

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88dc1839dced09883f112cb6f91a367ae5ea8d1860a652390d6e47c1e62a07ad",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-03-23T21:57:46Z",
    "title_canon_sha256": "af38e724bd027875a821068343af0650bbe040b24289f8a0757a95b52139978a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06854",
    "kind": "arxiv",
    "version": 2
  }
}