Pith Number

pith:CUJU5GPF

pith:2011:CUJU5GPFKMF3X6ZUREPOJCNVQG

not attested not anchored not stored refs pending

Distributed Cooperative Spectrum Sensing in Mobile Ad Hoc Networks with Cognitive Radios

F. Richard Yu, Helen Tang, Minyi Huang, Peter Mason, Zhiqiang Li

arxiv:1104.5539 v1 · 2011-04-29 · cs.IT · math.IT

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

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	2026-05-18T04:23:20.815809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15134e99e5530bbbfb34891ee489b581ad7dfebb4777bdbdf3dd47b0d8286786

Aliases

arxiv: 1104.5539 · arxiv_version: 1104.5539v1 · doi: 10.48550/arxiv.1104.5539 · pith_short_12: CUJU5GPFKMF3 · pith_short_16: CUJU5GPFKMF3X6ZU · pith_short_8: CUJU5GPF

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/CUJU5GPFKMF3X6ZUREPOJCNVQG \
  | 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: 15134e99e5530bbbfb34891ee489b581ad7dfebb4777bdbdf3dd47b0d8286786

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4643593c904ff7c2f6e3e5f28ef06fe91f4ad9a203f1f9d57e236dae2942b0f2",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-04-29T02:32:13Z",
    "title_canon_sha256": "a5d49d1c8c4105fe49df4a7b525c1411145c3a0080b8873bae5f88988f3fb86a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.5539",
    "kind": "arxiv",
    "version": 1
  }
}