Pith Number

pith:T5F7VGNP

pith:2017:T5F7VGNPBPAQRR3UJP3XQ2NWFR

not attested not anchored not stored refs pending

An order optimal policy for exploiting idle spectrum in cognitive radio networks

Jan Oksanen, Visa Koivunen

arxiv:1709.00237 v1 · 2017-09-01 · eess.SP · 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{T5F7VGNPBPAQRR3UJP3XQ2NWFR}

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	2026-05-18T00:35:08.897916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f4bfa99af0bc108c7744bf77869b62c410002fba9d1c4e7deb16f2313e6bf12

Aliases

arxiv: 1709.00237 · arxiv_version: 1709.00237v1 · doi: 10.48550/arxiv.1709.00237 · pith_short_12: T5F7VGNPBPAQ · pith_short_16: T5F7VGNPBPAQRR3U · pith_short_8: T5F7VGNP

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/T5F7VGNPBPAQRR3UJP3XQ2NWFR \
  | 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: 9f4bfa99af0bc108c7744bf77869b62c410002fba9d1c4e7deb16f2313e6bf12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b530160f8d962890fa3c344b85437b7b8d2854e7230927903308ed9fbea2d286",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2017-09-01T10:36:38Z",
    "title_canon_sha256": "f65a4c22cd2340c7c80ba43c6cd91c46776e3f850007be84bf81d6dfe7d77cc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.00237",
    "kind": "arxiv",
    "version": 1
  }
}