Pith Number

pith:HR3XUCBJ

pith:2017:HR3XUCBJKI5JHV2VY4N4QFTE23

not attested not anchored not stored refs pending

Spectral and Energy Efficiency in Cognitive Radio Systems with Unslotted Primary Users and Sensing Uncertainty

Gozde Ozcan, Jian Tang, M. Cenk Gursoy

arxiv:1704.02631 v1 · 2017-04-09 · 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{HR3XUCBJKI5JHV2VY4N4QFTE23}

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	2026-05-18T00:46:44.879146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c777a0829523a93d755c71bc81664d6c035997284900912b237e2ebaa5c70f4

Aliases

arxiv: 1704.02631 · arxiv_version: 1704.02631v1 · doi: 10.48550/arxiv.1704.02631 · pith_short_12: HR3XUCBJKI5J · pith_short_16: HR3XUCBJKI5JHV2V · pith_short_8: HR3XUCBJ

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/HR3XUCBJKI5JHV2VY4N4QFTE23 \
  | 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: 3c777a0829523a93d755c71bc81664d6c035997284900912b237e2ebaa5c70f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f378a9efb827b991ce08ae1c1c8686741b8f8801152b8290b2fe5ddbc625ff1",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-09T17:12:43Z",
    "title_canon_sha256": "4af0a73cd78704917c4a8d376fb001e2a344ce3e9e640a1c3b08406a7bb70db5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02631",
    "kind": "arxiv",
    "version": 1
  }
}