Pith Number

pith:BCQE5TBP

pith:2012:BCQE5TBP4SIM36FEFF4IGYJNYI

not attested not anchored not stored refs pending

Spectrum Coordination in Energy Efficient Cognitive Radio Networks

Majed Haddad, Oussama Habachi, Yezekael Hayel

arxiv:1207.5853 v4 · 2012-07-24 · cs.GT · cs.IT · math.IT · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BCQE5TBP4SIM36FEFF4IGYJNYI}

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	2026-05-18T00:57:56.832833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08a04ecc2fe490cdf8a4297883612dc208f13fb22cc46aa4d7ae153d1585f026

Aliases

arxiv: 1207.5853 · arxiv_version: 1207.5853v4 · doi: 10.48550/arxiv.1207.5853 · pith_short_12: BCQE5TBP4SIM · pith_short_16: BCQE5TBP4SIM36FE · pith_short_8: BCQE5TBP

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/BCQE5TBP4SIM36FEFF4IGYJNYI \
  | 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: 08a04ecc2fe490cdf8a4297883612dc208f13fb22cc46aa4d7ae153d1585f026

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05ea1095def9d8061a61061f58d8fd7f48a7c10cb09d08ea4d9e4321fa4d5136",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2012-07-24T23:54:54Z",
    "title_canon_sha256": "5133d7eb9671d25ad2e1821b8e3bace533ed88b379fa9812ebe3fabe05379b20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5853",
    "kind": "arxiv",
    "version": 4
  }
}