Pith Number

pith:Z6L2YXLH

pith:2018:Z6L2YXLH5YPIAGUUEEKFOLOMPM

not attested not anchored not stored refs pending

Cost-Aware Learning and Optimization for Opportunistic Spectrum Access

Chao Gan, Cong Shen, Jing Yang, Ruida Zhou

arxiv:1804.04048 v1 · 2018-04-11 · cs.NI · cs.IT · cs.LG · math.IT · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z6L2YXLH5YPIAGUUEEKFOLOMPM}

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	2026-05-18T00:18:42.237563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf97ac5d67ee1e801a942114572dcc7b3f62bc6bf827169682d3afeceab053db

Aliases

arxiv: 1804.04048 · arxiv_version: 1804.04048v1 · doi: 10.48550/arxiv.1804.04048 · pith_short_12: Z6L2YXLH5YPI · pith_short_16: Z6L2YXLH5YPIAGUU · pith_short_8: Z6L2YXLH

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/Z6L2YXLH5YPIAGUUEEKFOLOMPM \
  | 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: cf97ac5d67ee1e801a942114572dcc7b3f62bc6bf827169682d3afeceab053db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ceb1d62d4537c4bf1fc8467cf0524a717f0b107f1aca7f2a28d0d899924d6121",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2018-04-11T15:28:07Z",
    "title_canon_sha256": "a1c710a435ecbf46287970ca3d18694f647d499f35c7a8c6da10cfe1efadc466"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04048",
    "kind": "arxiv",
    "version": 1
  }
}