Pith Number

pith:BTEWQRX6

pith:2015:BTEWQRX6H6DNBYK4GFNJXZZVGW

not attested not anchored not stored refs pending

Random Forest for the Contextual Bandit Problem - extended version

Fabrice Cl\'erot, Rapha\"el F\'eraud, Robin Allesiardo, Tanguy Urvoy

arxiv:1504.06952 v21 · 2015-04-27 · 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{BTEWQRX6H6DNBYK4GFNJXZZVGW}

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	2026-05-18T01:04:37.857550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cc96846fe3f86d0e15c315a9be735358b71d8b3d9336a66908fd35ab0278fd8

Aliases

arxiv: 1504.06952 · arxiv_version: 1504.06952v21 · doi: 10.48550/arxiv.1504.06952 · pith_short_12: BTEWQRX6H6DN · pith_short_16: BTEWQRX6H6DNBYK4 · pith_short_8: BTEWQRX6

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/BTEWQRX6H6DNBYK4GFNJXZZVGW \
  | 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: 0cc96846fe3f86d0e15c315a9be735358b71d8b3d9336a66908fd35ab0278fd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a1a711bb0e5dd1f594076020ff65a7385ed62defd056f00b0564c6a53e79b30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-04-27T07:27:10Z",
    "title_canon_sha256": "497a5b338a104fa45344f960bbc1b0fa01c90b1240d6de82e671b90bb93e16a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06952",
    "kind": "arxiv",
    "version": 21
  }
}