Pith Number

pith:ROPGRDYQ

pith:2019:ROPGRDYQ4JCYD6BJ3W4IFGOLDZ

not attested not anchored not stored refs pending

Optimal Downlink Transmission for Cell Free SWIPT Massive MIMO Systems with Active Eavesdropping

Aissa Ikhlef, Fahad Alsifiany, Gaojie Chen, Jonathon Chambers, Mahmoud Alageli, Mohammed A. M. Abdullah

arxiv:1904.11033 v1 · 2019-04-23 · cs.IT · cs.CR · 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{ROPGRDYQ4JCYD6BJ3W4IFGOLDZ}

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	2026-05-17T23:47:47.835892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b9e688f10e24581f829ddb88299cb1e656de77b1495bdbf1fda786501f1f417

Aliases

arxiv: 1904.11033 · arxiv_version: 1904.11033v1 · doi: 10.48550/arxiv.1904.11033 · pith_short_12: ROPGRDYQ4JCY · pith_short_16: ROPGRDYQ4JCYD6BJ · pith_short_8: ROPGRDYQ

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/ROPGRDYQ4JCYD6BJ3W4IFGOLDZ \
  | 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: 8b9e688f10e24581f829ddb88299cb1e656de77b1495bdbf1fda786501f1f417

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a444d6853e17cfaaf926cc29c576da71dd48cecd09542805adf3fc69ca7d1385",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-04-23T15:06:34Z",
    "title_canon_sha256": "93a83c890ec69885ec86746837f917ae9220688002e865aca46ba1031ddbf7f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11033",
    "kind": "arxiv",
    "version": 1
  }
}