Pith Number

pith:TMFM2WTN

pith:2018:TMFM2WTNYMYN2IR4T5CUZVNZYG

not attested not anchored not stored refs pending

On the Spectral Efficiency of Noncooperative Uplink Massive MIMO Systems

Nir Shlezinger, Yonina C. Eldar

arxiv:1802.03149 v2 · 2018-02-09 · 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{TMFM2WTNYMYN2IR4T5CUZVNZYG}

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	2026-05-17T23:59:53.226393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b0acd5a6dc330dd223c9f454cd5b9c1af4e2830a91cddf6019d53f0caccb400

Aliases

arxiv: 1802.03149 · arxiv_version: 1802.03149v2 · doi: 10.48550/arxiv.1802.03149 · pith_short_12: TMFM2WTNYMYN · pith_short_16: TMFM2WTNYMYN2IR4 · pith_short_8: TMFM2WTN

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/TMFM2WTNYMYN2IR4T5CUZVNZYG \
  | 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: 9b0acd5a6dc330dd223c9f454cd5b9c1af4e2830a91cddf6019d53f0caccb400

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eaa9ac98131bbf75aa22b6de5b97491de6e07815565075b619281ca75f9be4a8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-02-09T06:55:27Z",
    "title_canon_sha256": "e53f6a198c691524d353fa910e8c69765f6629e4558dbc7bb37207d73c86d674"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03149",
    "kind": "arxiv",
    "version": 2
  }
}