Pith Number

pith:SNVYB5TA

pith:2021:SNVYB5TADMD3REEUIQ5KAAJNOK

not attested not anchored not stored refs pending

Regularized OFU: an Efficient UCB Estimator forNon-linear Contextual Bandit

Huishuai Zhang, Jun Zhu, Shihong Song, Tie-Yan Liu, Wei Chen, Yichi Zhou

arxiv:2106.15128 v1 · 2021-06-29 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SNVYB5TADMD3REEUIQ5KAAJNOK}

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	2026-07-05T02:53:05.542133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

936b80f6601b07b89094443aa0012d729ae4a3a4742c8431ef655f032ce8730f

Aliases

arxiv: 2106.15128 · arxiv_version: 2106.15128v1 · doi: 10.48550/arxiv.2106.15128 · pith_short_12: SNVYB5TADMD3 · pith_short_16: SNVYB5TADMD3REEU · pith_short_8: SNVYB5TA

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/SNVYB5TADMD3REEUIQ5KAAJNOK \
  | 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: 936b80f6601b07b89094443aa0012d729ae4a3a4742c8431ef655f032ce8730f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "316e69236ad98208ebc2cd5d1d185867556932a38a5196dac68182ab5938e117",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-06-29T07:28:15Z",
    "title_canon_sha256": "07a276ee43d2fa78333e2d4c7b86b332613935f60a285179dce7ad6d0be8008e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.15128",
    "kind": "arxiv",
    "version": 1
  }
}