Pith Number

pith:W7APYTYR

pith:2019:W7APYTYRLJ2RD6LWOLAXOR5ZNZ

not attested not anchored not stored refs pending

On the performance of some new Multiuser FSO-MIMO Communication Systems

M. A. Amirabadi

arxiv:1909.05147 v1 · 2019-08-25 · eess.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W7APYTYRLJ2RD6LWOLAXOR5ZNZ}

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	2026-07-05T00:04:03.588931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7c0fc4f115a7511f97672c17747b96e5b57a91618f9645e2d29d7b49d4eb78c

Aliases

arxiv: 1909.05147 · arxiv_version: 1909.05147v1 · doi: 10.48550/arxiv.1909.05147 · pith_short_12: W7APYTYRLJ2R · pith_short_16: W7APYTYRLJ2RD6LW · pith_short_8: W7APYTYR

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/W7APYTYRLJ2RD6LWOLAXOR5ZNZ \
  | 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: b7c0fc4f115a7511f97672c17747b96e5b57a91618f9645e2d29d7b49d4eb78c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e3f3faf2acfd9a377970f8a95f9cf200a7b225c79abf0f941e666f217127834",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-08-25T17:06:42Z",
    "title_canon_sha256": "62bf97cbfd5d82fdbfbe5e83996effa407b6aff6ae5ed9c6fde84a0953f1136b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.05147",
    "kind": "arxiv",
    "version": 1
  }
}