Pith Number

pith:OEZVVLUH

pith:2013:OEZVVLUHP4SW7HFP764ETNHCF3

not attested not anchored not stored refs pending

Physical-Layer Multicasting by Stochastic Transmit Beamforming and Alamouti Space-Time Coding

Anthony Man-Cho So, Wing-Kin Ma, Xiaoxiao Wu

arxiv:1305.2123 v2 · 2013-05-09 · 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{OEZVVLUHP4SW7HFP764ETNHCF3}

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	2026-05-18T00:58:42.371652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71335aae877f256f9cafffb849b4e22efb3dd96d4deb489382dd5c75df40f17a

Aliases

arxiv: 1305.2123 · arxiv_version: 1305.2123v2 · doi: 10.48550/arxiv.1305.2123 · pith_short_12: OEZVVLUHP4SW · pith_short_16: OEZVVLUHP4SW7HFP · pith_short_8: OEZVVLUH

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/OEZVVLUHP4SW7HFP764ETNHCF3 \
  | 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: 71335aae877f256f9cafffb849b4e22efb3dd96d4deb489382dd5c75df40f17a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99ae2734bc49e426e8c8db60e8af08be7bdf6317a96fa75e1dd1f12158f9441b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-05-09T15:37:08Z",
    "title_canon_sha256": "85188f90ea71fcfbd98901e33c4e76f2a7b6fc9f214a0f94cacda29b926f914e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2123",
    "kind": "arxiv",
    "version": 2
  }
}