Pith Number

pith:IPF4PDLT

pith:2011:IPF4PDLTANMR3YJ37CQDMIH5K2

not attested not anchored not stored refs pending

Let Cognitive Radios Imitate: Imitation-based Spectrum Access for Cognitive Radio Networks

Lin Chen, Marceau Coupechoux, Stefano Iellamo

arxiv:1101.6016 v1 · 2011-01-31 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPF4PDLTANMR3YJ37CQDMIH5K2}

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	2026-05-18T04:30:24.431165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43cbc78d7303591de13bf8a03620fd56ba9c3764a70817c190dbca109f1d4246

Aliases

arxiv: 1101.6016 · arxiv_version: 1101.6016v1 · doi: 10.48550/arxiv.1101.6016 · pith_short_12: IPF4PDLTANMR · pith_short_16: IPF4PDLTANMR3YJ3 · pith_short_8: IPF4PDLT

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/IPF4PDLTANMR3YJ37CQDMIH5K2 \
  | 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: 43cbc78d7303591de13bf8a03620fd56ba9c3764a70817c190dbca109f1d4246

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ecc445352bc8eec21191abb369ae9804be7866d9256ae2193b30db50841f597",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2011-01-31T16:46:05Z",
    "title_canon_sha256": "001d6f4614498b5ce419d6072d41252b16fceb1fc65ed2186b4010e34039a0b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.6016",
    "kind": "arxiv",
    "version": 1
  }
}