Pith Number

pith:4FUJC6HR

pith:2011:4FUJC6HR7L3INLCN2KR7BEN6XU

not attested not anchored not stored refs pending

An Achievable Rate Region for Cognitive Radio Channel With Common Message

Ghosheh Abed Hodtani, Hamed Fehri, Mostafa Monemizadeh

arxiv:1108.1933 v2 · 2011-08-09 · 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{4FUJC6HR7L3INLCN2KR7BEN6XU}

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	2026-05-18T04:15:38.295266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1689178f1faf686ac4dd2a3f091bebd3d3c452079e5add1fee135d5e50d112d

Aliases

arxiv: 1108.1933 · arxiv_version: 1108.1933v2 · doi: 10.48550/arxiv.1108.1933 · pith_short_12: 4FUJC6HR7L3I · pith_short_16: 4FUJC6HR7L3INLCN · pith_short_8: 4FUJC6HR

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/4FUJC6HR7L3INLCN2KR7BEN6XU \
  | 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: e1689178f1faf686ac4dd2a3f091bebd3d3c452079e5add1fee135d5e50d112d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "383da094c6d0c5382d90b2acf1031a8fee81b2d4e4016b95803114e22a554d12",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-08-09T14:16:52Z",
    "title_canon_sha256": "81ed43d6f6100a8ff8c9fc0fa540e7d61b44de18a735341eea02176721aa02b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.1933",
    "kind": "arxiv",
    "version": 2
  }
}