Pith Number

pith:LR5NN2W2

pith:2023:LR5NN2W2SU7O57LJT5HJLIMXV3

not attested not anchored not stored refs pending

A Policy Gradient Method for Confounded POMDPs

Mao Hong, Yanxun Xu, Zhengling Qi

arxiv:2305.17083 v2 · 2023-05-26 · stat.ML · cs.LG · econ.EM · math.ST · stat.ME · 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{LR5NN2W2SU7O57LJT5HJLIMXV3}

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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.

Cited by

1 paper in Pith

Off-Policy Evaluation for Missingness-Aware Policies in MDPs with Rewards Missing Not at Random

Receipt and verification

First computed	2026-07-05T07:18:58.050176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c7ad6eada953eeefd699f4e95a197aed9563fdd41901618d0611db28c795d41

Aliases

arxiv: 2305.17083 · arxiv_version: 2305.17083v2 · doi: 10.48550/arxiv.2305.17083 · pith_short_12: LR5NN2W2SU7O · pith_short_16: LR5NN2W2SU7O57LJ · pith_short_8: LR5NN2W2

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/LR5NN2W2SU7O57LJT5HJLIMXV3 \
  | 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: 5c7ad6eada953eeefd699f4e95a197aed9563fdd41901618d0611db28c795d41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d84a06ae0777deb7c93beeea3cf542aebbf55b4d72d2a5f83d90ddc359cbd238",
    "cross_cats_sorted": [
      "cs.LG",
      "econ.EM",
      "math.ST",
      "stat.ME",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2023-05-26T16:48:05Z",
    "title_canon_sha256": "92866e1bfd42b2f93406467122a09b40da7b9fad33a4dda4b0f7eb5ac5a617ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.17083",
    "kind": "arxiv",
    "version": 2
  }
}