Pith Number

pith:KQRN33ZC

pith:2021:KQRN33ZCQGGKLFAGKT37YRLT6G

not attested not anchored not stored refs pending

POAR: Efficient Policy Optimization via Online Abstract State Representation Learning

Binhao Chen, Chengliang Liu, David Filliat, Liang Gong, Natalia D\'iaz-Rodr\'iguez, Siqi Fan, Te Sun, Yuan Tan, Zhaorun Chen

arxiv:2109.08642 v2 · 2021-09-17 · cs.RO · 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{KQRN33ZCQGGKLFAGKT37YRLT6G}

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	2026-07-05T07:21:59.356665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5422ddef22818ca5940654f7fc4573f1a8a6e1a4f5e678db9cd3610079b32c2e

Aliases

arxiv: 2109.08642 · arxiv_version: 2109.08642v2 · doi: 10.48550/arxiv.2109.08642 · pith_short_12: KQRN33ZCQGGK · pith_short_16: KQRN33ZCQGGKLFAG · pith_short_8: KQRN33ZC

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/KQRN33ZCQGGKLFAGKT37YRLT6G \
  | 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: 5422ddef22818ca5940654f7fc4573f1a8a6e1a4f5e678db9cd3610079b32c2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4b5de550fc95f70e4d6f1eb0d7362169ba6a858a56751a38ebfb88300b60efb",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-09-17T16:52:03Z",
    "title_canon_sha256": "0b5918833efba9812b84812c4abfd19e95caec791d74733e988012fdb668f5d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.08642",
    "kind": "arxiv",
    "version": 2
  }
}