Pith Number

pith:ZUWE25LO

pith:2013:ZUWE25LOWT7ERWIWTOPTL34BLY

not attested not anchored not stored refs pending

Full-Duplex Cooperative Cognitive Radio with Transmit Imperfections

Bjorn Ottersten, Gan Zheng, Ioannis Krikidis

arxiv:1303.5194 v1 · 2013-03-21 · 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{ZUWE25LOWT7ERWIWTOPTL34BLY}

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	2026-05-18T00:58:42.549810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd2c4d756eb4fe48d9169b9f35ef815e3bab46e017e3b273c031ed80172b4c76

Aliases

arxiv: 1303.5194 · arxiv_version: 1303.5194v1 · doi: 10.48550/arxiv.1303.5194 · pith_short_12: ZUWE25LOWT7E · pith_short_16: ZUWE25LOWT7ERWIW · pith_short_8: ZUWE25LO

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/ZUWE25LOWT7ERWIWTOPTL34BLY \
  | 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: cd2c4d756eb4fe48d9169b9f35ef815e3bab46e017e3b273c031ed80172b4c76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab53012cbe0636f8bc1efd659a43ebaf5311c3142dc1677ff76f53bf4773493f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-03-21T08:58:05Z",
    "title_canon_sha256": "b1c14fff7a747f340003dc702d5fda0586f448e0dbb1da6cd8588779e386b0cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5194",
    "kind": "arxiv",
    "version": 1
  }
}