Pith Number

pith:G3ZXWJ3T

pith:2008:G3ZXWJ3TOWF6LXMJYEX6EQ4XPP

not attested not anchored not stored refs pending

Channel Capacity Limits of Cognitive Radio in Asymmetric Fading Environments

Himal A. Suraweera, Jason Gao, Mansoor Shafi, Michael Faulkner, Peter J. Smith

arxiv:0806.0905 v1 · 2008-06-05 · 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{G3ZXWJ3TOWF6LXMJYEX6EQ4XPP}

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	2026-05-18T00:57:58.595426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36f37b2773758be5dd89c12fe243977bf95d1a838bea81d971e00bd7b988e080

Aliases

arxiv: 0806.0905 · arxiv_version: 0806.0905v1 · doi: 10.48550/arxiv.0806.0905 · pith_short_12: G3ZXWJ3TOWF6 · pith_short_16: G3ZXWJ3TOWF6LXMJ · pith_short_8: G3ZXWJ3T

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/G3ZXWJ3TOWF6LXMJYEX6EQ4XPP \
  | 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: 36f37b2773758be5dd89c12fe243977bf95d1a838bea81d971e00bd7b988e080

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa2dc555819c7c825b7649fc3c28e1ecb68f735dc35dda85c15e8ddd6b3e3c00",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2008-06-05T07:51:07Z",
    "title_canon_sha256": "fa5c99525cd0a0751a73f273b928f764c27978f2e6fe82facbdb650b151b233f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.0905",
    "kind": "arxiv",
    "version": 1
  }
}