Pith Number

pith:NT52FCOD

pith:2010:NT52FCODSRW7RDBTEZADOPUTS5

not attested not anchored not stored refs pending

Blind Spectrum Sensing by Information Theoretic Criteria for Cognitive Radios

Meixia Tao, Rui Wang

arxiv:1008.0728 v1 · 2010-08-04 · 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{NT52FCODSRW7RDBTEZADOPUTS5}

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	2026-05-18T04:42:35.769521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cfba289c3946df88c332640373e939749bddb1c749a70f5807d3834e835ba46

Aliases

arxiv: 1008.0728 · arxiv_version: 1008.0728v1 · doi: 10.48550/arxiv.1008.0728 · pith_short_12: NT52FCODSRW7 · pith_short_16: NT52FCODSRW7RDBT · pith_short_8: NT52FCOD

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/NT52FCODSRW7RDBTEZADOPUTS5 \
  | 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: 6cfba289c3946df88c332640373e939749bddb1c749a70f5807d3834e835ba46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ba64c1ac0940f2d87f8d7c4f19335c00e302aa7e615105c264032f4f4358452",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-08-04T09:50:38Z",
    "title_canon_sha256": "d71623fdb51d147051caf5f3f73220c356a592b9a29d15a79937edcecfeeaac3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0728",
    "kind": "arxiv",
    "version": 1
  }
}