Pith Number

pith:RAHWIWYZ

pith:2015:RAHWIWYZSGBGNPLTQBTKVTRYRG

not attested not anchored not stored refs pending

On the Impact of Antenna Topologies for Massive MIMO Systems

Callum T. Neil, Mansoor Shafi, Pawel A. Dmochowski, Peter J. Smith

arxiv:1503.00789 v1 · 2015-03-03 · 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{RAHWIWYZSGBGNPLTQBTKVTRYRG}

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	2026-05-18T02:25:48.403298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

880f645b19918266bd738066aace3889b69c5256a38fedc3a631f5c97a6d25a0

Aliases

arxiv: 1503.00789 · arxiv_version: 1503.00789v1 · doi: 10.48550/arxiv.1503.00789 · pith_short_12: RAHWIWYZSGBG · pith_short_16: RAHWIWYZSGBGNPLT · pith_short_8: RAHWIWYZ

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/RAHWIWYZSGBGNPLTQBTKVTRYRG \
  | 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: 880f645b19918266bd738066aace3889b69c5256a38fedc3a631f5c97a6d25a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a694f35b5c25376fe6dc08e3da7a4a2fe67660a94facd95221194fe0406fcb9",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-03-03T00:32:15Z",
    "title_canon_sha256": "e4da892a834515dac79192d0f8462faeb1977b56a6d6feb29c8ebc5a9d9e4e60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.00789",
    "kind": "arxiv",
    "version": 1
  }
}