Pith Number

pith:XFAW5NFH

pith:2014:XFAW5NFHN6LKBPSBZIF2IQQEW7

not attested not anchored not stored refs pending

Data Modeling with Large Random Matrices in a Cognitive Radio Network Testbed: Initial Experimental Demonstrations with 70 Nodes

Changhun Zhang, Robert C. Qiu

arxiv:1404.3788 v1 · 2014-04-15 · 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{XFAW5NFHN6LKBPSBZIF2IQQEW7}

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	2026-05-18T02:54:13.609203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9416eb4a76f96a0be41ca0ba44204b7c261bbbdabc61d9138af9fe278a0e620

Aliases

arxiv: 1404.3788 · arxiv_version: 1404.3788v1 · doi: 10.48550/arxiv.1404.3788 · pith_short_12: XFAW5NFHN6LK · pith_short_16: XFAW5NFHN6LKBPSB · pith_short_8: XFAW5NFH

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/XFAW5NFHN6LKBPSBZIF2IQQEW7 \
  | 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: b9416eb4a76f96a0be41ca0ba44204b7c261bbbdabc61d9138af9fe278a0e620

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac36eb461175eebba382912214a0e0fb3a077e987698b8426e5a5ef358112ac1",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-04-15T01:02:48Z",
    "title_canon_sha256": "a46e4f1c2abd2410e101b1cfc851bf6652575b00276819f558e1c25b2acbafad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3788",
    "kind": "arxiv",
    "version": 1
  }
}