Pith Number

pith:7XB2DVXT

pith:2018:7XB2DVXTPPMVTVWZJPIA6RXZE6

not attested not anchored not stored refs pending

Area Rate Evaluation based on Spatial Clustering of massive MIMO Channel Measurements

Johannes Pfeiffer, Maximilian Arnold, Stephan ten Brink

arxiv:1804.05885 v1 · 2018-04-16 · 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{7XB2DVXTPPMVTVWZJPIA6RXZE6}

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	2026-05-18T00:18:22.515082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdc3a1d6f37bd959d6d94bd00f46f92784a8990b0c3876f8e6585bc7451bd5b4

Aliases

arxiv: 1804.05885 · arxiv_version: 1804.05885v1 · doi: 10.48550/arxiv.1804.05885 · pith_short_12: 7XB2DVXTPPMV · pith_short_16: 7XB2DVXTPPMVTVWZ · pith_short_8: 7XB2DVXT

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/7XB2DVXTPPMVTVWZJPIA6RXZE6 \
  | 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: fdc3a1d6f37bd959d6d94bd00f46f92784a8990b0c3876f8e6585bc7451bd5b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d85c759bd48f5e61822d3a0ba26d81bf1ed9791b5325ce16b8577a4c732b43ae",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-04-16T18:37:19Z",
    "title_canon_sha256": "11588862fe3dca1058452d1d07dec7ca4f1606ebc3c0a0a8e6185101b9e5bb10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05885",
    "kind": "arxiv",
    "version": 1
  }
}