Pith Number

pith:NPBKI4QG

pith:2012:NPBKI4QGGBCU2BRMSDNIZ6JZWQ

not attested not anchored not stored refs pending

REGAL: A Regularization based Algorithm for Reinforcement Learning in Weakly Communicating MDPs

Ambuj Tewari, Peter L. Bartlett

arxiv:1205.2661 v1 · 2012-05-09 · 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{NPBKI4QGGBCU2BRMSDNIZ6JZWQ}

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	2026-05-18T03:55:47.559485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc2a4720630454d062c90da8cf939b41e5a69031fe349b1a9fc038242d01d53

Aliases

arxiv: 1205.2661 · arxiv_version: 1205.2661v1 · doi: 10.48550/arxiv.1205.2661 · pith_short_12: NPBKI4QGGBCU · pith_short_16: NPBKI4QGGBCU2BRM · pith_short_8: NPBKI4QG

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/NPBKI4QGGBCU2BRMSDNIZ6JZWQ \
  | 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: 6bc2a4720630454d062c90da8cf939b41e5a69031fe349b1a9fc038242d01d53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a47eb01f66e4e370162bd0ab260b24c2a81b69424f016e7111b68c8b469632c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-05-09T14:47:06Z",
    "title_canon_sha256": "aa8fd8dad32e859e23289c774af75cd5dc978acf64208d911b9f4ddf99819011"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2661",
    "kind": "arxiv",
    "version": 1
  }
}