Pith Number

pith:I5XBEGOC

pith:2018:I5XBEGOCYOJO6WWXJKBEAF3SKD

not attested not anchored not stored refs pending

A Novel Sub-Nyquist Multiband Signal Detection Algorithm for Cognitive Radio

Kai Cao, Lin Ling, Peizhong Lu, Yan Zou

arxiv:1802.03897 v1 · 2018-02-12 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I5XBEGOCYOJO6WWXJKBEAF3SKD}

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	2026-05-18T00:23:50.109707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

476e1219c2c392ef5ad74a8240177250c7fcfb8b40d3efbd6d2a9398492dd07e

Aliases

arxiv: 1802.03897 · arxiv_version: 1802.03897v1 · doi: 10.48550/arxiv.1802.03897 · pith_short_12: I5XBEGOCYOJO · pith_short_16: I5XBEGOCYOJO6WWX · pith_short_8: I5XBEGOC

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/I5XBEGOCYOJO6WWXJKBEAF3SKD \
  | 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: 476e1219c2c392ef5ad74a8240177250c7fcfb8b40d3efbd6d2a9398492dd07e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12ef4ed4d4ac46769c8968b3b786999b90eb84911f5abddd16e403f7f1ca669b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-02-12T05:20:25Z",
    "title_canon_sha256": "6059280f5d99ae4696ac8a3bd1c34f4183776e8b73e7de66583beab273d9071e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03897",
    "kind": "arxiv",
    "version": 1
  }
}