Pith Number

pith:IM3ZQ6CC

pith:2013:IM3ZQ6CCD4E3LOYRMRM5GFRAJF

not attested not anchored not stored refs pending

Effective Capacity of Delay Constrained Cognitive Radio Links Exploiting Primary Feedback

Ahmed H. Anwar, Ahmed H. Zahran, Karim G. Seddik, Tamer ElBatt

arxiv:1304.0207 v1 · 2013-03-31 · 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{IM3ZQ6CCD4E3LOYRMRM5GFRAJF}

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	2026-05-18T03:29:25.667123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43379878421f09b5bb116459d3162049425793ed03b4a948f48c167f20940d74

Aliases

arxiv: 1304.0207 · arxiv_version: 1304.0207v1 · doi: 10.48550/arxiv.1304.0207 · pith_short_12: IM3ZQ6CCD4E3 · pith_short_16: IM3ZQ6CCD4E3LOYR · pith_short_8: IM3ZQ6CC

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/IM3ZQ6CCD4E3LOYRMRM5GFRAJF \
  | 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: 43379878421f09b5bb116459d3162049425793ed03b4a948f48c167f20940d74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7843c48d031ad26e58f1b008f2cfddf2bc6403c6fddb10a64b911ea4f9c36b4",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-03-31T14:06:32Z",
    "title_canon_sha256": "668f775bb993cab57d50ec357a84626af9e91b48d46504c1397a8f19c0ffc0b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0207",
    "kind": "arxiv",
    "version": 1
  }
}