Pith Number

pith:DMPSQCZN

pith:2017:DMPSQCZN3SL3UVCIDI4CFILKUX

not attested not anchored not stored refs pending

Optimal Beamforming for Gaussian MIMO Wiretap Channels with Two Transmit Antennas

H. Vincent Poor, Mojtaba Vaezi, Wonjae Shin

arxiv:1707.06271 v1 · 2017-07-19 · 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{DMPSQCZN3SL3UVCIDI4CFILKUX}

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	2026-05-18T00:39:54.303623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b1f280b2ddc97ba54481a3822a16aa5fcae2fdd438fc50e2e2b8ce780f83936

Aliases

arxiv: 1707.06271 · arxiv_version: 1707.06271v1 · doi: 10.48550/arxiv.1707.06271 · pith_short_12: DMPSQCZN3SL3 · pith_short_16: DMPSQCZN3SL3UVCI · pith_short_8: DMPSQCZN

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/DMPSQCZN3SL3UVCIDI4CFILKUX \
  | 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: 1b1f280b2ddc97ba54481a3822a16aa5fcae2fdd438fc50e2e2b8ce780f83936

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbd43ca3c38f80c0891859616e336d8d8b05768050131fa29c464b93c36c9a4d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-07-19T19:49:05Z",
    "title_canon_sha256": "1dc58e60048d9030573b0d70fa01889a711a103541925eb5e5e7fcabe1012554"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06271",
    "kind": "arxiv",
    "version": 1
  }
}