Pith Number

pith:XWFQN6OZ

pith:2018:XWFQN6OZBUQO4QSJKNZXRKAKDA

not attested not anchored not stored refs pending

Optimal Relaying Beamforming in Multiple Access Broadcast Channel (MABC) Bidirectional Cognitive Radio Networks in Presence of Interferers

Fatemeh Afghah, Jonathan Ashdown, Mohammad Zaeri-Amirani

arxiv:1809.02274 v1 · 2018-09-07 · 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{XWFQN6OZBUQO4QSJKNZXRKAKDA}

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	2026-05-18T00:06:17.530753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd8b06f9d90d20ee4249537378a80a183b4ce4696105c128eec64b793e913460

Aliases

arxiv: 1809.02274 · arxiv_version: 1809.02274v1 · doi: 10.48550/arxiv.1809.02274 · pith_short_12: XWFQN6OZBUQO · pith_short_16: XWFQN6OZBUQO4QSJ · pith_short_8: XWFQN6OZ

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/XWFQN6OZBUQO4QSJKNZXRKAKDA \
  | 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: bd8b06f9d90d20ee4249537378a80a183b4ce4696105c128eec64b793e913460

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9c210e8879858729064eea17ad9413b86782928f084bc3da855332ac37eb539",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-09-07T01:47:30Z",
    "title_canon_sha256": "fd2babf8b1face8b01870025ac5c058157c2194aa808ae3c2a10e26bd2b368c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02274",
    "kind": "arxiv",
    "version": 1
  }
}