Pith Number

pith:RCXFXA7J

pith:2013:RCXFXA7JXFDZ33TCJZ5DFEKBMV

not attested not anchored not stored refs pending

Security of Spectrum Learning in Cognitive Radios

Behnam Bahrak, Jung-Min Park

arxiv:1304.0606 v1 · 2013-04-02 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RCXFXA7JXFDZ33TCJZ5DFEKBMV}

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	2026-05-18T03:29:14.904328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88ae5b83e9b9479dee624e7a329141654f7f3ac31b5f27182a88b7035e29f497

Aliases

arxiv: 1304.0606 · arxiv_version: 1304.0606v1 · doi: 10.48550/arxiv.1304.0606 · pith_short_12: RCXFXA7JXFDZ · pith_short_16: RCXFXA7JXFDZ33TC · pith_short_8: RCXFXA7J

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/RCXFXA7JXFDZ33TCJZ5DFEKBMV \
  | 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: 88ae5b83e9b9479dee624e7a329141654f7f3ac31b5f27182a88b7035e29f497

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1380525dcd05f34b9e2dc4c50762b8c53f757af31b3b0f02dd97d84637ecebb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2013-04-02T12:08:57Z",
    "title_canon_sha256": "280014f77791ba98aaf59cef83f307a8834f734061da45066232e6f5caf93ab9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0606",
    "kind": "arxiv",
    "version": 1
  }
}