Pith Number

pith:ILYXS65E

pith:2019:ILYXS65ER3TVELJ6GY3FGUT4K7

not attested not anchored not stored refs pending

Smooth Contextual Bandits: Bridging the Parametric and Non-differentiable Regret Regimes

Nathan Kallus, Xiaojie Mao, Yichun Hu

arxiv:1909.02553 v4 · 2019-09-05 · stat.ML · cs.AI · cs.LG · math.OC · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ILYXS65ER3TVELJ6GY3FGUT4K7}

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	2026-07-05T01:34:41.533674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42f1797ba48ee7522d3e363653527c57df64c70b8ef2449eaeb055aaf3529074

Aliases

arxiv: 1909.02553 · arxiv_version: 1909.02553v4 · doi: 10.48550/arxiv.1909.02553 · pith_short_12: ILYXS65ER3TV · pith_short_16: ILYXS65ER3TVELJ6 · pith_short_8: ILYXS65E

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/ILYXS65ER3TVELJ6GY3FGUT4K7 \
  | 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: 42f1797ba48ee7522d3e363653527c57df64c70b8ef2449eaeb055aaf3529074

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69ace3948011fe53c2ba5b18b6480be6c719847d6ba3350194b015fcca9a6163",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "math.OC",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-09-05T17:51:14Z",
    "title_canon_sha256": "b5b9810de5edee5e8c3e348070e4f0ac32bc95e92f85c5f4da9197ee25100f91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02553",
    "kind": "arxiv",
    "version": 4
  }
}