Pith Number

pith:3G4MX3AG

pith:2014:3G4MX3AGA6N32PB2VFU2VTWKYJ

not attested not anchored not stored refs pending

R-UCB: a Contextual Bandit Algorithm for Risk-Aware Recommender Systems

Djallel Bouneffouf

arxiv:1408.2195 v1 · 2014-08-10 · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3G4MX3AGA6N32PB2VFU2VTWKYJ}

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	2026-05-18T02:45:30.112079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9b8cbec06079bbd3c3aa969aacecac256304c0a95d632fe0c06d3ebde8f6309

Aliases

arxiv: 1408.2195 · arxiv_version: 1408.2195v1 · doi: 10.48550/arxiv.1408.2195 · pith_short_12: 3G4MX3AGA6N3 · pith_short_16: 3G4MX3AGA6N32PB2 · pith_short_8: 3G4MX3AG

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/3G4MX3AGA6N32PB2VFU2VTWKYJ \
  | 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: d9b8cbec06079bbd3c3aa969aacecac256304c0a95d632fe0c06d3ebde8f6309

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d321f505f5847ad980407ca938d95ce8d93207fbc96c3cfb4c6bce7196d896c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2014-08-10T07:28:20Z",
    "title_canon_sha256": "d2ef51d776418422f549250063f3c1809221faf55f11b6ff9bf53b0a1742899c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2195",
    "kind": "arxiv",
    "version": 1
  }
}