Pith Number

pith:WSE7DAMV

pith:2012:WSE7DAMVPQDH5JJEI3UZEY6MIV

not attested not anchored not stored refs pending

Spectrum Sensing in Cognitive Radio Networks: Performance Evaluation and Optimization

Aylin Yener, Gang Xiong, Shalinee Kishore

arxiv:1201.1861 v2 · 2012-01-09 · cs.IT · math.IT · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WSE7DAMVPQDH5JJEI3UZEY6MIV}

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	2026-05-18T02:21:18.656391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b489f181957c067ea52446e99263cc457d1e8e8b1f065f9fe90b6b8946e1337b

Aliases

arxiv: 1201.1861 · arxiv_version: 1201.1861v2 · doi: 10.48550/arxiv.1201.1861 · pith_short_12: WSE7DAMVPQDH · pith_short_16: WSE7DAMVPQDH5JJE · pith_short_8: WSE7DAMV

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/WSE7DAMVPQDH5JJEI3UZEY6MIV \
  | 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: b489f181957c067ea52446e99263cc457d1e8e8b1f065f9fe90b6b8946e1337b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "842b3268dd875e6db4bc01a28b31e20d3928f6243b2e9b891bc5037c0e7ef849",
    "cross_cats_sorted": [
      "math.IT",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-01-09T18:12:02Z",
    "title_canon_sha256": "cdafcab954ffb9923234a03d8f8e2ffefa9f747f321acd8fce25434f9208c3dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1861",
    "kind": "arxiv",
    "version": 2
  }
}