Pith Number

pith:QQO6PLHI

pith:2021:QQO6PLHI677PZNUHORQOONDP6H

not attested not anchored not stored refs pending

Scalable Cell-Free Massive MIMO Systems with Finite Resolution ADCs/DACs over Spatially Correlated Rician Fading Channels

Kai Yu, P. Takis Mathiopoulos, Xianfu Lei, Xiangjun Ma, Xiaohu Tang

arxiv:2109.07061 v1 · 2021-09-15 · cs.IT · cs.NI · 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{QQO6PLHI677PZNUHORQOONDP6H}

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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	2026-07-05T03:14:38.520876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

841de7ace8f7fefcb6877460e7346ff1f34d957ef15e9234ea16ff2a68fc7ffc

Aliases

arxiv: 2109.07061 · arxiv_version: 2109.07061v1 · doi: 10.48550/arxiv.2109.07061 · pith_short_12: QQO6PLHI677P · pith_short_16: QQO6PLHI677PZNUH · pith_short_8: QQO6PLHI

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/QQO6PLHI677PZNUHORQOONDP6H \
  | 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: 841de7ace8f7fefcb6877460e7346ff1f34d957ef15e9234ea16ff2a68fc7ffc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ca970f185b3f328b802010df1e5364d44f726325fc4eae198059b854bfd2ab7",
    "cross_cats_sorted": [
      "cs.NI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-09-15T03:17:19Z",
    "title_canon_sha256": "b529524e2ccee37e31779a7390e9d78634b021723d8cec3dad70f006c0502786"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07061",
    "kind": "arxiv",
    "version": 1
  }
}