Pith Number

pith:NHK4SFD2

pith:2015:NHK4SFD2ABFZH6WZ3MCUMGFFBO

not attested not anchored not stored refs pending

Energy Efficiency in Secure Multi-Antenna Systems

Alessio Zappone, Eduard A. Jorswieck, Pin-Hsun Lin

arxiv:1505.02385 v1 · 2015-05-10 · 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{NHK4SFD2ABFZH6WZ3MCUMGFFBO}

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	2026-05-18T02:16:18.945053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69d5c9147a004b93fad9db054618a50b83e230db7616b78b13fc4f973fa14051

Aliases

arxiv: 1505.02385 · arxiv_version: 1505.02385v1 · doi: 10.48550/arxiv.1505.02385 · pith_short_12: NHK4SFD2ABFZ · pith_short_16: NHK4SFD2ABFZH6WZ · pith_short_8: NHK4SFD2

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/NHK4SFD2ABFZH6WZ3MCUMGFFBO \
  | 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: 69d5c9147a004b93fad9db054618a50b83e230db7616b78b13fc4f973fa14051

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3946009b928c393a69bf3bfa195f8d5046f5b770a8ea3ce6f0d86fe3302c8369",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-05-10T14:12:52Z",
    "title_canon_sha256": "bd27508f2cd92dbe4ceffa15394e2d31437d743843fccfdce29960ea07674274"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02385",
    "kind": "arxiv",
    "version": 1
  }
}