Pith Number

pith:CVAQY7GE

pith:2019:CVAQY7GEWXND2HEQY32X2NOEM7

not attested not anchored not stored refs pending

On the Uplink Transmission of Multi-user Extra-large Scale Massive MIMO Systems

Fan Cao, Michail Matthaiou, Shi Jin, Xi Yang

arxiv:1909.06760 v2 · 2019-09-15 · cs.IT · eess.SP · 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{CVAQY7GEWXND2HEQY32X2NOEM7}

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	2026-07-05T01:49:47.825113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15410c7cc4b5da3d1c90c6f57d35c467dbbdbf5a5ee400f3434e51ca346b9b4d

Aliases

arxiv: 1909.06760 · arxiv_version: 1909.06760v2 · doi: 10.48550/arxiv.1909.06760 · pith_short_12: CVAQY7GEWXND · pith_short_16: CVAQY7GEWXND2HEQ · pith_short_8: CVAQY7GE

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/CVAQY7GEWXND2HEQY32X2NOEM7 \
  | 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: 15410c7cc4b5da3d1c90c6f57d35c467dbbdbf5a5ee400f3434e51ca346b9b4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a57074b06474a4c91af87693ae58d68f71753f24436864245dcde4de33f4cd1",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-09-15T08:28:09Z",
    "title_canon_sha256": "361ceb1a8ea239719056604b8ecd03e145fc01a47bc68c00c1b1b06a75b7a90b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.06760",
    "kind": "arxiv",
    "version": 2
  }
}