Pith Number

pith:PN6GBG72

pith:2019:PN6GBG72AFX6FMKCEWBESAFK7O

not attested not anchored not stored refs pending

Reinforcement Learning in Feature Space: Matrix Bandit, Kernels, and Regret Bound

Lin F. Yang, Mengdi Wang

arxiv:1905.10389 v2 · 2019-05-24 · cs.LG · 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{PN6GBG72AFX6FMKCEWBESAFK7O}

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	2026-05-17T23:43:27.585808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b7c609bfa016fe2b14225824900aafb92392c178f26c68e318dbcab2d090e4f

Aliases

arxiv: 1905.10389 · arxiv_version: 1905.10389v2 · doi: 10.48550/arxiv.1905.10389 · pith_short_12: PN6GBG72AFX6 · pith_short_16: PN6GBG72AFX6FMKC · pith_short_8: PN6GBG72

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/PN6GBG72AFX6FMKCEWBESAFK7O \
  | 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: 7b7c609bfa016fe2b14225824900aafb92392c178f26c68e318dbcab2d090e4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ed6bbd56405a7e33e310813eca364d6a5e9a4508e685e2026b85fec22029ee9",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-24T18:02:39Z",
    "title_canon_sha256": "6e6e9a7d744f6bbe52bb2937c1f0d02b33cc9894aa71753fc818f6e0d83ca3b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10389",
    "kind": "arxiv",
    "version": 2
  }
}