Pith Number

pith:ZMSMY6XH

pith:2020:ZMSMY6XHJSSKAZZHVT2UH3FJI3

not attested not anchored not stored refs pending

Dynamic Metasurface Antennas for 6G Extreme Massive MIMO Communications

David R. Smith, George C. Alexandropoulos, Mohammadreza F. Imani, Nir Shlezinger, Yonina C. Eldar

arxiv:2006.07838 v2 · 2020-06-14 · eess.SP · 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{ZMSMY6XHJSSKAZZHVT2UH3FJI3}

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	2026-07-05T01:10:41.158452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb24cc7ae74ca4a06727acf543eca946e4089e421df708aeceda1974bc5a6b0f

Aliases

arxiv: 2006.07838 · arxiv_version: 2006.07838v2 · doi: 10.48550/arxiv.2006.07838 · pith_short_12: ZMSMY6XHJSSK · pith_short_16: ZMSMY6XHJSSKAZZH · pith_short_8: ZMSMY6XH

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/ZMSMY6XHJSSKAZZHVT2UH3FJI3 \
  | 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: cb24cc7ae74ca4a06727acf543eca946e4089e421df708aeceda1974bc5a6b0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e8960c8f8213617420e852a5063d1f825a92d114e4b16c9e6667a74871e59fa",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2020-06-14T08:21:10Z",
    "title_canon_sha256": "74005de4259563a0b4c51390356684c7fd0871d5fe881dcc2bf7a1a81b2da6e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.07838",
    "kind": "arxiv",
    "version": 2
  }
}