Pith Number

pith:JUN62PBQ

pith:2014:JUN62PBQCN2TAOS2ZUYI57ADWJ

not attested not anchored not stored refs pending

Optimal Cooperative Cognitive Relaying and Spectrum Access for an Energy Harvesting Cognitive Radio: Reinforcement Learning Approach

Ahmed El Shafie, Amr Mohamed, Hussien Saad, Tamer Khattab

arxiv:1403.7735 v2 · 2014-03-30 · cs.NI · cs.IT · cs.LG · 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{JUN62PBQCN2TAOS2ZUYI57ADWJ}

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	2026-05-18T02:48:02.795123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d1bed3c301375303a5acd308efc03b27c01ef3eafd9ada90602b0ac7ba392e3

Aliases

arxiv: 1403.7735 · arxiv_version: 1403.7735v2 · doi: 10.48550/arxiv.1403.7735 · pith_short_12: JUN62PBQCN2T · pith_short_16: JUN62PBQCN2TAOS2 · pith_short_8: JUN62PBQ

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/JUN62PBQCN2TAOS2ZUYI57ADWJ \
  | 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: 4d1bed3c301375303a5acd308efc03b27c01ef3eafd9ada90602b0ac7ba392e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a73bf2021b6fe2e2f38cbf51c60de4039e28a3494aeff9a22a33bf90b3ba085e",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2014-03-30T10:59:58Z",
    "title_canon_sha256": "6c2b88bfd9ecd1422a021ff7cce55b53bd531c16642be45821046d2d3057fbc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.7735",
    "kind": "arxiv",
    "version": 2
  }
}