Pith Number

pith:H344NVKF

pith:2008:H344NVKFLZCPIGENS7AFHQVQVB

not attested not anchored not stored refs pending

Cognitive Radio with Partial Channel State Information at the Transmitter

Chung-Pi Lee, Hsuan-Jung Su, Pin-Hsun Lin, Shih-Chun Lin

arxiv:0810.0870 v2 · 2008-10-06 · 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{H344NVKFLZCPIGENS7AFHQVQVB}

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	2026-05-18T04:36:09.051864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ef9c6d5455e44f4188d97c053c2b0a85e3e5e51e4f56154844b27c0f0647ffa

Aliases

arxiv: 0810.0870 · arxiv_version: 0810.0870v2 · doi: 10.48550/arxiv.0810.0870 · pith_short_12: H344NVKFLZCP · pith_short_16: H344NVKFLZCPIGEN · pith_short_8: H344NVKF

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/H344NVKFLZCPIGENS7AFHQVQVB \
  | 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: 3ef9c6d5455e44f4188d97c053c2b0a85e3e5e51e4f56154844b27c0f0647ffa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f82cf6fcd7a624c4eae4c0b22e43c0f968d4c833aeb1fa7ff5be0dd9351c3b46",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2008-10-06T03:41:49Z",
    "title_canon_sha256": "f2a4c72f7ae567103dd275c2f98a861eda4283e25b393b27dde9563de028c7cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.0870",
    "kind": "arxiv",
    "version": 2
  }
}